Fare Guide

Estimated lowest fares found within 7 days

Cheapest Airline Delta Air Lines

The cheapest airline(s) flying from Saint Louis to Washington is Delta Air Lines.

  • Delta Air Lines Delta Air Lines
  • American Airlines American Airlines
  • United Airlines United Airlines
  • Frontier Airlines Frontier Airlines
  • Alaska Airlines Alaska Airlines
Cheapest Month May

Travel Period: May 2024 - April 2025

The cheapest month(s) to fly from Saint Louis to Washington is May.

  • May 2024
  • Jun 2024
  • Jul 2024
  • Aug 2024
  • Sep 2024
  • Oct 2024
  • Nov 2024
  • Dec 2024
  • Jan 2025
  • Feb 2025
  • Mar 2025
  • Apr 2025
Cheapest Day of the Week Saturday

The cheapest day(s) of the week to fly from Saint Louis to Washington is Saturday.

  • Sun Sunday
  • Mon Monday
  • Tue Tuesday
  • Wed Wednesday
  • Thu Thursday
  • Fri Friday
  • Sat Saturday
Cheapest Time 5pm

The cheapest time of the day to fly from Saint Louis to Washington is in the afternoon.

Early Morning 12:01am - 06:00am
Morning 6:01am - 12:00pm
Afternoon 12:01pm - 6:00pm
Evening 6:01pm to 12:00am
12am
6am
12pm
6pm

Flight Schedules

Last Updated: Tue, 2 Apr, 2024

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  • Total Duration
    • Shortest
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  • Stopover
    All
  • Availability
    • M
    • T
    • W
    • T
    • F
    • S
    • S
  • 19:00 - 21:55
    STL - DCA
  • 19:00 (STL)St Louis Lambert Intl Airport
  • 21:55 (DCA)Washington Ronald Reagan National Airport
  • (WN 1522)Boeing 737 700
  • 01h 55m
  • Direct
    • M
    • T
    • W
    • T
    • F
    • -
    • -
  • Boeing 737 700
  • 19:20 - 22:15
    STL - DCA
  • 19:20 (STL)St Louis Lambert Intl Airport
  • 22:15 (DCA)Washington Ronald Reagan National Airport
  • (WN 4713)Boeing 737 700
  • 01h 55m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • Boeing 737 700
  • 19:20 - 22:25
    STL - BWI
  • 19:20 (STL)St Louis Lambert Intl Airport
  • 22:25 (BWI)Baltimore Washington International Airport
  • (WN 2248)Boeing 737 800
  • 02h 05m
  • Direct
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • Boeing 737 800
  • 19:45 - 22:45
    STL - BWI
  • 19:45 (STL)St Louis Lambert Intl Airport
  • 22:45 (BWI)Baltimore Washington International Airport
  • (WN 1131)Boeing 737 700
  • 02h 00m
  • Direct
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • Boeing 737 700
  • 20:45 - 23:45
    STL - BWI
  • 20:45 (STL)St Louis Lambert Intl Airport
  • 23:45 (BWI)Baltimore Washington International Airport
  • (WN 1131)Boeing 737 700
  • 02h 00m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • Boeing 737 700
  • 06:00 - 09:00
    STL - BWI
  • 06:00 (STL)St Louis Lambert Intl Airport
  • 09:00 (BWI)Baltimore Washington International Airport
  • (WN 1125)Boeing 737 700
  • 02h 00m
  • Direct
    • M
    • T
    • W
    • T
    • F
    • -
    • -
  • Boeing 737 700
  • 06:20 - 09:21
    STL - DCA
  • 06:20 (STL)St Louis Lambert Intl Airport
  • 09:21 (DCA)Washington Ronald Reagan National Airport
  • American Airlines (AA 696)Airbus
  • 02h 01m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • Airbus
  • 06:40 - 09:40
    STL - BWI
  • 06:40 (STL)St Louis Lambert Intl Airport
  • 09:40 (BWI)Baltimore Washington International Airport
  • (WN 1125)Boeing 737 700
  • 02h 00m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • Boeing 737 700
  • 07:10 - 10:05
    STL - BWI
  • 07:10 (STL)St Louis Lambert Intl Airport
  • 10:05 (BWI)Baltimore Washington International Airport
  • (WN 1125)Boeing 737 800
  • 01h 55m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • Boeing 737 800
  • 08:15 - 11:15
    STL - DCA
  • 08:15 (STL)St Louis Lambert Intl Airport
  • 11:15 (DCA)Washington Ronald Reagan National Airport
  • (WN 1518)Boeing 737 Max 8 Passenger
  • 02h 00m
  • Direct
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • Boeing 737 Max 8 Passenger
  • 08:20 - 11:20
    STL - DCA
  • 08:20 (STL)St Louis Lambert Intl Airport
  • 11:20 (DCA)Washington Ronald Reagan National Airport
  • (WN 1518)Boeing 737 800
  • 02h 00m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • Boeing 737 800
  • 08:20 - 11:20
    STL - DCA
  • 08:20 (STL)St Louis Lambert Intl Airport
  • 11:20 (DCA)Washington Ronald Reagan National Airport
  • (WN 1518)Boeing 737 700
  • 02h 00m
  • Direct
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • Boeing 737 700
  • 08:27 - 11:37
    STL - IAD
  • 08:27 (STL)St Louis Lambert Intl Airport
  • 11:37 (IAD)Washington Dulles International Airport
  • United Airlines (UA 4506)Canadair Regional Jet 550
  • 02h 10m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • S
    • S
  • Canadair Regional Jet 550
  • 08:46 - 11:53
    STL - DCA
  • 08:46 (STL)St Louis Lambert Intl Airport
  • 11:53 (DCA)Washington Ronald Reagan National Airport
  • American Airlines (AA 5654)Crj 700 Canadair Regional
  • 02h 07m
  • Direct
    • M
    • T
    • W
    • T
    • F
    • -
    • -
  • Crj 700 Canadair Regional
  • 08:53 - 11:59
    STL - DCA
  • 08:53 (STL)St Louis Lambert Intl Airport
  • 11:59 (DCA)Washington Ronald Reagan National Airport
  • American Airlines (AA 4458)Embraer Emb 175
  • 02h 06m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • Embraer Emb 175
  • 08:55 - 11:55
    STL - DCA
  • 08:55 (STL)St Louis Lambert Intl Airport
  • 11:55 (DCA)Washington Ronald Reagan National Airport
  • (WN 4789)Boeing 737 800
  • 02h 00m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • Boeing 737 800
  • 09:25 - 12:30
    STL - BWI
  • 09:25 (STL)St Louis Lambert Intl Airport
  • 12:30 (BWI)Baltimore Washington International Airport
  • (WN 2837)Boeing 737 700
  • 02h 05m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • Boeing 737 700
  • 10:10 - 13:10
    STL - BWI
  • 10:10 (STL)St Louis Lambert Intl Airport
  • 13:10 (BWI)Baltimore Washington International Airport
  • (WN 2837)Boeing 737 800
  • 02h 00m
  • Direct
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • Boeing 737 800
  • 10:35 - 15:55
    STL - DCA
  • 10:35 (STL)St Louis Lambert Intl Airport
  • 15:55 (DCA)Washington Ronald Reagan National Airport
  • (WN 3584)Boeing 737 700
  • 04h 20m
  • Direct
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • Boeing 737 700
  • 10:50 - 15:05
    STL - DCA
  • 10:50 (STL)St Louis Lambert Intl Airport
  • 15:05 (DCA)Washington Ronald Reagan National Airport
  • (WN 5354)Boeing 737 700
  • 03h 15m
  • Direct
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • Boeing 737 700
  • 11:50 - 14:50
    STL - BWI
  • 11:50 (STL)St Louis Lambert Intl Airport
  • 14:50 (BWI)Baltimore Washington International Airport
  • (WN 2837)Boeing 737 Max 8 Passenger
  • 02h 00m
  • Direct
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • Boeing 737 Max 8 Passenger
  • 12:20 - 18:10
    STL - BWI
  • 12:20 (STL)St Louis Lambert Intl Airport
  • 18:10 (BWI)Baltimore Washington International Airport
  • (WN 1268)Boeing 737 700
  • 04h 50m
  • Direct
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • Boeing 737 700
  • 12:40 - 15:45
    STL - BWI
  • 12:40 (STL)St Louis Lambert Intl Airport
  • 15:45 (BWI)Baltimore Washington International Airport
  • (WN 2837)Boeing 737 800
  • 02h 05m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • Boeing 737 800
  • 12:55 - 16:00
    STL - DCA
  • 12:55 (STL)St Louis Lambert Intl Airport
  • 16:00 (DCA)Washington Ronald Reagan National Airport
  • (WN 4694)Boeing 737 700
  • 02h 05m
  • Direct
    • M
    • T
    • W
    • T
    • F
    • -
    • -
  • Boeing 737 700
  • 13:00 - 16:10
    STL - IAD
  • 13:00 (STL)St Louis Lambert Intl Airport
  • 16:10 (IAD)Washington Dulles International Airport
  • United Airlines (UA 4454)Canadair Regional Jet 550
  • 02h 10m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • S
    • S
  • Canadair Regional Jet 550
  • 13:50 - 16:50
    STL - BWI
  • 13:50 (STL)St Louis Lambert Intl Airport
  • 16:50 (BWI)Baltimore Washington International Airport
  • (WN 1468)Boeing 737 Max 8 Passenger
  • 02h 00m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • Boeing 737 Max 8 Passenger
  • 14:20 - 20:15
    STL - BWI
  • 14:20 (STL)St Louis Lambert Intl Airport
  • 20:15 (BWI)Baltimore Washington International Airport
  • (WN 2732)Boeing 737 700
  • 04h 55m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • Boeing 737 700
  • 14:45 - 19:20
    STL - BWI
  • 14:45 (STL)St Louis Lambert Intl Airport
  • 19:20 (BWI)Baltimore Washington International Airport
  • (WN 2537)Boeing 737 700
  • 03h 35m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • Boeing 737 700
  • 15:10 - 18:10
    STL - DCA
  • 15:10 (STL)St Louis Lambert Intl Airport
  • 18:10 (DCA)Washington Ronald Reagan National Airport
  • (WN 443)Boeing 737 800
  • 02h 00m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • Boeing 737 800
  • 15:20 - 18:20
    STL - DCA
  • 15:20 (STL)St Louis Lambert Intl Airport
  • 18:20 (DCA)Washington Ronald Reagan National Airport
  • (WN 443)Boeing 737 700
  • 02h 00m
  • Direct
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • Boeing 737 700
  • 15:25 - 18:25
    STL - DCA
  • 15:25 (STL)St Louis Lambert Intl Airport
  • 18:25 (DCA)Washington Ronald Reagan National Airport
  • (WN 443)Boeing 737 700
  • 02h 00m
  • Direct
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • Boeing 737 700
  • 15:45 - 18:45
    STL - DCA
  • 15:45 (STL)St Louis Lambert Intl Airport
  • 18:45 (DCA)Washington Ronald Reagan National Airport
  • (WN 443)Boeing 737 700
  • 02h 00m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • Boeing 737 700
  • 15:50 - 18:55
    STL - BWI
  • 15:50 (STL)St Louis Lambert Intl Airport
  • 18:55 (BWI)Baltimore Washington International Airport
  • (WN 5441)Boeing 737 700
  • 02h 05m
  • Direct
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • Boeing 737 700
  • 16:00 - 20:55
    STL - BWI
  • 16:00 (STL)St Louis Lambert Intl Airport
  • 20:55 (BWI)Baltimore Washington International Airport
  • (WN 5373)Boeing 737 700
  • 03h 55m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • Boeing 737 700
  • 17:10 - 20:10
    STL - BWI
  • 17:10 (STL)St Louis Lambert Intl Airport
  • 20:10 (BWI)Baltimore Washington International Airport
  • (WN 5441)Boeing 737 700
  • 02h 00m
  • Direct
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • Boeing 737 700
  • 17:25 - 20:30
    STL - BWI
  • 17:25 (STL)St Louis Lambert Intl Airport
  • 20:30 (BWI)Baltimore Washington International Airport
  • (WN 5441)Boeing 737 800
  • 02h 05m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • Boeing 737 800
  • 17:41 - 20:49
    STL - DCA
  • 17:41 (STL)St Louis Lambert Intl Airport
  • 20:49 (DCA)Washington Ronald Reagan National Airport
  • American Airlines (AA 5398)Canadair Regional
  • 02h 08m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • Canadair Regional
  • 17:42 - 20:49
    STL - DCA
  • 17:42 (STL)St Louis Lambert Intl Airport
  • 20:49 (DCA)Washington Ronald Reagan National Airport
  • American Airlines (AA 5398)Crj 700 Canadair Regional
  • 02h 07m
  • Direct
    • -
    • -
    • W
    • -
    • -
    • -
    • -
  • Crj 700 Canadair Regional
  • 18:00 - 21:05
    STL - BWI
  • 18:00 (STL)St Louis Lambert Intl Airport
  • 21:05 (BWI)Baltimore Washington International Airport
  • (WN 5441)Boeing 737 800
  • 02h 05m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • Boeing 737 800

Connecting Flights

  • 19:03 - 21:39
    STL - ATL
    22:15 - 23:57
    ATL - DCA
  • 19:03 (STL)St Louis Lambert Intl Airport
    22:15 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 21:39 (ATL)Atlanta Hartsfield-Jackson Intl Airport
    23:57 (DCA)Washington Ronald Reagan National Airport
  • Delta Air Lines (DL 2212)Boeing 737 800
    Delta Air Lines (DL 537)Airbus
  • 03h 54m (00h 36m)
  • ATL Atlanta 00h 36m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 19:03 - 21:39+ 1
    STL - ATL
    22:52 - 00:36+ 1
    ATL - BWI
  • 19:03 (STL)St Louis Lambert Intl Airport
    22:52 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 21:39 (ATL)Atlanta Hartsfield-Jackson Intl Airport + 1
    00:36 (BWI)Baltimore Washington International Airport
  • Delta Air Lines (DL 2212)Boeing 737 800
    Delta Air Lines (DL 2590)Boeing 757
  • 04h 33m (01h 13m)
  • ATL Atlanta 01h 13m
    • -
    • -
    • -
    • T
    • -
    • -
    • -
  • 19:03 - 21:39+ 1
    STL - ATL
    22:37 - 00:19+ 1
    ATL - IAD
  • 19:03 (STL)St Louis Lambert Intl Airport
    22:37 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 21:39 (ATL)Atlanta Hartsfield-Jackson Intl Airport + 1
    00:19 (IAD)Washington Dulles International Airport
  • Delta Air Lines (DL 2212)Boeing 737 800
    Delta Air Lines (DL 2178)Airbus
  • 04h 16m (00h 58m)
  • ATL Atlanta 00h 58m
    • -
    • -
    • -
    • T
    • -
    • -
    • -
  • 19:03 - 21:39
    STL - ATL
    22:18 - 23:59
    ATL - IAD
  • 19:03 (STL)St Louis Lambert Intl Airport
    22:18 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 21:39 (ATL)Atlanta Hartsfield-Jackson Intl Airport
    23:59 (IAD)Washington Dulles International Airport
  • Delta Air Lines (DL 2212)Boeing 737 800
    Delta Air Lines (DL 2178)Airbus
  • 03h 56m (00h 39m)
  • ATL Atlanta 00h 39m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 19:03 - 21:39+ 1
    STL - ATL
    22:52 - 00:35+ 1
    ATL - BWI
  • 19:03 (STL)St Louis Lambert Intl Airport
    22:52 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 21:39 (ATL)Atlanta Hartsfield-Jackson Intl Airport + 1
    00:35 (BWI)Baltimore Washington International Airport
  • Delta Air Lines (DL 2212)Boeing 737 800
    Delta Air Lines (DL 2590)Boeing 757
  • 04h 32m (01h 13m)
  • ATL Atlanta 01h 13m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 19:08 - 21:44+ 1
    STL - ATL
    22:52 - 00:36+ 1
    ATL - BWI
  • 19:08 (STL)St Louis Lambert Intl Airport
    22:52 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 21:44 (ATL)Atlanta Hartsfield-Jackson Intl Airport + 1
    00:36 (BWI)Baltimore Washington International Airport
  • Delta Air Lines (DL 2212)Boeing 737 900
    Delta Air Lines (DL 2590)Boeing 757
  • 04h 28m (01h 08m)
  • ATL Atlanta 01h 08m
    • -
    • -
    • -
    • -
    • F
    • -
    • -
  • 19:14 - 21:50+ 1
    STL - ATL
    22:52 - 00:36+ 1
    ATL - BWI
  • 19:14 (STL)St Louis Lambert Intl Airport
    22:52 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 21:50 (ATL)Atlanta Hartsfield-Jackson Intl Airport + 1
    00:36 (BWI)Baltimore Washington International Airport
  • Delta Air Lines (DL 2212)Boeing 737 900
    Delta Air Lines (DL 2590)Boeing 757
  • 04h 22m (01h 02m)
  • ATL Atlanta 01h 02m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 19:45 - 20:50+ 1
    STL - BNA
    21:45 - 00:30+ 1
    BNA - BWI
  • 19:45 (STL)St Louis Lambert Intl Airport
    21:45 (BNA)Nashville Airport
  • 20:50 (BNA)Nashville Airport + 1
    00:30 (BWI)Baltimore Washington International Airport
  • (WN 695)Boeing 737 700
    (WN 2777)Boeing 737 700
  • 03h 45m (00h 55m)
  • BNA Nashville 00h 55m
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 05:15 - 08:09
    STL - CLT
    09:10 - 10:49
    CLT - IAD
  • 05:15 (STL)St Louis Lambert Intl Airport
    09:10 (CLT)Charlotte Airport
  • 08:09 (CLT)Charlotte Airport
    10:49 (IAD)Washington Dulles International Airport
  • American Airlines (AA 421)Boeing 737 800
    American Airlines (AA 5132)Canadair Regional
  • 04h 34m (01h 01m)
  • CLT Charlotte 01h 01m
    • -
    • T
    • -
    • -
    • -
    • -
    • -
  • 05:15 - 08:09
    STL - CLT
    09:51 - 11:24
    CLT - IAD
  • 05:15 (STL)St Louis Lambert Intl Airport
    09:51 (CLT)Charlotte Airport
  • 08:09 (CLT)Charlotte Airport
    11:24 (IAD)Washington Dulles International Airport
  • American Airlines (AA 421)Boeing 737 800
    American Airlines (AA 5132)Canadair Regional
  • 05h 09m (01h 42m)
  • CLT Charlotte 01h 42m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 05:15 - 08:09
    STL - CLT
    09:26 - 10:59
    CLT - DCA
  • 05:15 (STL)St Louis Lambert Intl Airport
    09:26 (CLT)Charlotte Airport
  • 08:09 (CLT)Charlotte Airport
    10:59 (DCA)Washington Ronald Reagan National Airport
  • American Airlines (AA 421)Boeing 737 800
    American Airlines (AA 1589)Airbus
  • 04h 44m (01h 17m)
  • CLT Charlotte 01h 17m
    • M
    • T
    • W
    • T
    • -
    • -
    • -
  • 05:15 - 08:09
    STL - CLT
    09:27 - 11:00
    CLT - DCA
  • 05:15 (STL)St Louis Lambert Intl Airport
    09:27 (CLT)Charlotte Airport
  • 08:09 (CLT)Charlotte Airport
    11:00 (DCA)Washington Ronald Reagan National Airport
  • American Airlines (AA 421)Boeing 737 800
    American Airlines (AA 1589)Airbus
  • 04h 45m (01h 18m)
  • CLT Charlotte 01h 18m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 05:35 - 08:55
    STL - MCO
    10:10 - 12:20
    MCO - BWI
  • 05:35 (STL)St Louis Lambert Intl Airport
    10:10 (MCO)Orlando International Airport
  • 08:55 (MCO)Orlando International Airport
    12:20 (BWI)Baltimore Washington International Airport
  • (WN 1093)Boeing 737 800
    (WN 1002)Boeing 737 700
  • 05h 45m (01h 15m)
  • MCO Orlando 01h 15m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 05:36 - 08:14
    STL - ATL
    09:55 - 11:39
    ATL - DCA
  • 05:36 (STL)St Louis Lambert Intl Airport
    09:55 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 08:14 (ATL)Atlanta Hartsfield-Jackson Intl Airport
    11:39 (DCA)Washington Ronald Reagan National Airport
  • Delta Air Lines (DL 2532)Airbus
    Delta Air Lines (DL 380)Airbus
  • 05h 03m (01h 41m)
  • ATL Atlanta 01h 41m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 05:36 - 08:14
    STL - ATL
    09:50 - 11:34
    ATL - IAD
  • 05:36 (STL)St Louis Lambert Intl Airport
    09:50 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 08:14 (ATL)Atlanta Hartsfield-Jackson Intl Airport
    11:34 (IAD)Washington Dulles International Airport
  • Delta Air Lines (DL 2532)Airbus
    Delta Air Lines (DL 2146)Airbus
  • 04h 58m (01h 36m)
  • ATL Atlanta 01h 36m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 05:36 - 08:14
    STL - ATL
    09:08 - 10:53
    ATL - BWI
  • 05:36 (STL)St Louis Lambert Intl Airport
    09:08 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 08:14 (ATL)Atlanta Hartsfield-Jackson Intl Airport
    10:53 (BWI)Baltimore Washington International Airport
  • Delta Air Lines (DL 2532)Airbus
    Delta Air Lines (DL 920)Boeing 757
  • 04h 17m (00h 54m)
  • ATL Atlanta 00h 54m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 05:50 - 07:00
    STL - BNA
    08:55 - 11:40
    BNA - BWI
  • 05:50 (STL)St Louis Lambert Intl Airport
    08:55 (BNA)Nashville Airport
  • 07:00 (BNA)Nashville Airport
    11:40 (BWI)Baltimore Washington International Airport
  • (WN 6029)Boeing 737 Max 8 Passenger
    (WN 1526)Boeing 737 800
  • 04h 50m (01h 55m)
  • BNA Nashville 01h 55m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 05:51 - 07:10
    STL - ORD
    09:15 - 12:26
    ORD - BWI
  • 05:51 (STL)St Louis Lambert Intl Airport
    09:15 (ORD)Chicago O'Hare International Airport
  • 07:10 (ORD)Chicago O'Hare International Airport
    12:26 (BWI)Baltimore Washington International Airport
  • American Airlines (AA 629)Airbus
    American Airlines (AA 3843)Embraer 170
  • 05h 35m (02h 05m)
  • ORD Chicago 02h 05m
    • -
    • -
    • -
    • T
    • F
    • -
    • S
  • 05:51 - 07:10
    STL - ORD
    08:09 - 10:59
    ORD - DCA
  • 05:51 (STL)St Louis Lambert Intl Airport
    08:09 (ORD)Chicago O'Hare International Airport
  • 07:10 (ORD)Chicago O'Hare International Airport
    10:59 (DCA)Washington Ronald Reagan National Airport
  • American Airlines (AA 629)Airbus
    American Airlines (AA 2903)Boeing 737 800
  • 04h 08m (00h 59m)
  • ORD Chicago 00h 59m
    • -
    • -
    • -
    • T
    • F
    • -
    • S
  • 06:00 - 07:31
    STL - ORD
    08:45 - 11:43
    ORD - IAD
  • 06:00 (STL)St Louis Lambert Intl Airport
    08:45 (ORD)Chicago O'Hare International Airport
  • 07:31 (ORD)Chicago O'Hare International Airport
    11:43 (IAD)Washington Dulles International Airport
  • United Airlines (UA 4428)Canadair Regional Jet 550
    United Airlines (UA 2228)Boeing 737 800
  • 04h 43m (01h 14m)
  • ORD Chicago 01h 14m
    • M
    • T
    • -
    • T
    • F
    • -
    • -
  • 06:00 - 08:35
    STL - ATL
    09:25 - 11:08
    ATL - DCA
  • 06:00 (STL)St Louis Lambert Intl Airport
    09:25 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 08:35 (ATL)Atlanta Hartsfield-Jackson Intl Airport
    11:08 (DCA)Washington Ronald Reagan National Airport
  • Delta Air Lines (DL 2520)Boeing 737 900
    Delta Air Lines (DL 380)Airbus
  • 04h 08m (00h 50m)
  • ATL Atlanta 00h 50m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 06:00 - 07:31
    STL - ORD
    08:48 - 11:46
    ORD - IAD
  • 06:00 (STL)St Louis Lambert Intl Airport
    08:48 (ORD)Chicago O'Hare International Airport
  • 07:31 (ORD)Chicago O'Hare International Airport
    11:46 (IAD)Washington Dulles International Airport
  • United Airlines (UA 4428)Canadair Regional Jet 550
    United Airlines (UA 2168)Boeing 737 800
  • 04h 46m (01h 17m)
  • ORD Chicago 01h 17m
    • -
    • -
    • -
    • T
    • -
    • S
    • -
  • 06:00 - 07:31
    STL - ORD
    08:51 - 11:49
    ORD - IAD
  • 06:00 (STL)St Louis Lambert Intl Airport
    08:51 (ORD)Chicago O'Hare International Airport
  • 07:31 (ORD)Chicago O'Hare International Airport
    11:49 (IAD)Washington Dulles International Airport
  • United Airlines (UA 4428)Canadair Regional Jet 550
    United Airlines (UA 2168)Boeing 737 Max 9 Passenger
  • 04h 49m (01h 20m)
  • ORD Chicago 01h 20m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 06:00 - 07:31
    STL - ORD
    08:45 - 11:43
    ORD - IAD
  • 06:00 (STL)St Louis Lambert Intl Airport
    08:45 (ORD)Chicago O'Hare International Airport
  • 07:31 (ORD)Chicago O'Hare International Airport
    11:43 (IAD)Washington Dulles International Airport
  • United Airlines (UA 4428)Canadair Regional Jet 550
    United Airlines (UA 2228)Boeing 737 700
  • 04h 43m (01h 14m)
  • ORD Chicago 01h 14m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 06:00 - 07:31
    STL - ORD
    09:30 - 12:26
    ORD - DCA
  • 06:00 (STL)St Louis Lambert Intl Airport
    09:30 (ORD)Chicago O'Hare International Airport
  • 07:31 (ORD)Chicago O'Hare International Airport
    12:26 (DCA)Washington Ronald Reagan National Airport
  • United Airlines (UA 4428)Canadair Regional Jet 550
    United Airlines (UA 1373)Airbus
  • 05h 26m (01h 59m)
  • ORD Chicago 01h 59m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 06:00 - 07:31
    STL - ORD
    08:48 - 11:46
    ORD - IAD
  • 06:00 (STL)St Louis Lambert Intl Airport
    08:48 (ORD)Chicago O'Hare International Airport
  • 07:31 (ORD)Chicago O'Hare International Airport
    11:46 (IAD)Washington Dulles International Airport
  • United Airlines (UA 4428)Canadair Regional Jet 550
    United Airlines (UA 2168)Airbus
  • 04h 46m (01h 17m)
  • ORD Chicago 01h 17m
    • -
    • -
    • -
    • -
    • F
    • -
    • -
  • 06:00 - 07:31
    STL - ORD
    08:48 - 11:46
    ORD - IAD
  • 06:00 (STL)St Louis Lambert Intl Airport
    08:48 (ORD)Chicago O'Hare International Airport
  • 07:31 (ORD)Chicago O'Hare International Airport
    11:46 (IAD)Washington Dulles International Airport
  • United Airlines (UA 4428)Canadair Regional Jet 550
    United Airlines (UA 2228)Airbus
  • 04h 46m (01h 17m)
  • ORD Chicago 01h 17m
    • -
    • -
    • W
    • -
    • -
    • -
    • -
  • 06:04 - 08:40
    STL - ATL
    09:15 - 10:59
    ATL - BWI
  • 06:04 (STL)St Louis Lambert Intl Airport
    09:15 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 08:40 (ATL)Atlanta Hartsfield-Jackson Intl Airport
    10:59 (BWI)Baltimore Washington International Airport
  • Delta Air Lines (DL 2520)Boeing 737 900
    Delta Air Lines (DL 920)Boeing 757
  • 03h 55m (00h 35m)
  • ATL Atlanta 00h 35m
    • M
    • -
    • W
    • T
    • F
    • -
    • -
  • 06:04 - 08:40
    STL - ATL
    09:55 - 11:39
    ATL - DCA
  • 06:04 (STL)St Louis Lambert Intl Airport
    09:55 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 08:40 (ATL)Atlanta Hartsfield-Jackson Intl Airport
    11:39 (DCA)Washington Ronald Reagan National Airport
  • Delta Air Lines (DL 2520)Boeing 737 900
    Delta Air Lines (DL 380)Airbus
  • 04h 35m (01h 15m)
  • ATL Atlanta 01h 15m
    • M
    • T
    • W
    • T
    • F
    • -
    • -
  • 06:04 - 08:40
    STL - ATL
    09:50 - 11:34
    ATL - IAD
  • 06:04 (STL)St Louis Lambert Intl Airport
    09:50 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 08:40 (ATL)Atlanta Hartsfield-Jackson Intl Airport
    11:34 (IAD)Washington Dulles International Airport
  • Delta Air Lines (DL 2520)Boeing 737 900
    Delta Air Lines (DL 2146)Airbus
  • 04h 30m (01h 10m)
  • ATL Atlanta 01h 10m
    • M
    • -
    • W
    • T
    • F
    • -
    • -
  • 06:04 - 08:39
    STL - ATL
    09:55 - 11:39
    ATL - DCA
  • 06:04 (STL)St Louis Lambert Intl Airport
    09:55 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 08:39 (ATL)Atlanta Hartsfield-Jackson Intl Airport
    11:39 (DCA)Washington Ronald Reagan National Airport
  • Delta Air Lines (DL 2520)Boeing 737 900
    Delta Air Lines (DL 380)Airbus
  • 04h 35m (01h 16m)
  • ATL Atlanta 01h 16m
    • -
    • -
    • -
    • T
    • F
    • -
    • -
  • 06:04 - 08:39
    STL - ATL
    09:50 - 11:34
    ATL - IAD
  • 06:04 (STL)St Louis Lambert Intl Airport
    09:50 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 08:39 (ATL)Atlanta Hartsfield-Jackson Intl Airport
    11:34 (IAD)Washington Dulles International Airport
  • Delta Air Lines (DL 2520)Boeing 737 900
    Delta Air Lines (DL 2146)Airbus
  • 04h 30m (01h 11m)
  • ATL Atlanta 01h 11m
    • -
    • -
    • -
    • T
    • F
    • -
    • -
  • 06:05 - 07:24
    STL - ORD
    09:15 - 12:26
    ORD - BWI
  • 06:05 (STL)St Louis Lambert Intl Airport
    09:15 (ORD)Chicago O'Hare International Airport
  • 07:24 (ORD)Chicago O'Hare International Airport
    12:26 (BWI)Baltimore Washington International Airport
  • American Airlines (AA 629)Airbus
    American Airlines (AA 3843)Embraer 170
  • 05h 21m (01h 51m)
  • ORD Chicago 01h 51m
    • -
    • -
    • -
    • -
    • -
    • S
    • S
  • 06:05 - 07:24
    STL - ORD
    08:09 - 10:59
    ORD - DCA
  • 06:05 (STL)St Louis Lambert Intl Airport
    08:09 (ORD)Chicago O'Hare International Airport
  • 07:24 (ORD)Chicago O'Hare International Airport
    10:59 (DCA)Washington Ronald Reagan National Airport
  • American Airlines (AA 629)Airbus
    American Airlines (AA 2903)Boeing 737 800
  • 03h 54m (00h 45m)
  • ORD Chicago 00h 45m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 06:05 - 07:24
    STL - ORD
    08:10 - 11:00
    ORD - DCA
  • 06:05 (STL)St Louis Lambert Intl Airport
    08:10 (ORD)Chicago O'Hare International Airport
  • 07:24 (ORD)Chicago O'Hare International Airport
    11:00 (DCA)Washington Ronald Reagan National Airport
  • American Airlines (AA 629)Airbus
    American Airlines (AA 2903)Boeing 737 800
  • 03h 55m (00h 46m)
  • ORD Chicago 00h 46m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 06:10 - 07:15
    STL - MDW
    08:15 - 11:10
    MDW - BWI
  • 06:10 (STL)St Louis Lambert Intl Airport
    08:15 (MDW)Chicago Midway Airport
  • 07:15 (MDW)Chicago Midway Airport
    11:10 (BWI)Baltimore Washington International Airport
  • (WN 3239)Boeing 737 Max 8 Passenger
    (WN 5903)Boeing 737 800
  • 04h 00m (01h 00m)
  • MDW Chicago 01h 00m
    • M
    • -
    • -
    • T
    • -
    • -
    • -
  • 06:10 - 08:40
    STL - ATL
    10:40 - 12:25
    ATL - DCA
  • 06:10 (STL)St Louis Lambert Intl Airport
    10:40 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 08:40 (ATL)Atlanta Hartsfield-Jackson Intl Airport
    12:25 (DCA)Washington Ronald Reagan National Airport
  • (WN 3442)Boeing 737 700
    (WN 169)Boeing 737 700
  • 05h 15m (02h 00m)
  • ATL Atlanta 02h 00m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 06:10 - 07:15
    STL - MDW
    09:10 - 12:00
    MDW - DCA
  • 06:10 (STL)St Louis Lambert Intl Airport
    09:10 (MDW)Chicago Midway Airport
  • 07:15 (MDW)Chicago Midway Airport
    12:00 (DCA)Washington Ronald Reagan National Airport
  • (WN 3239)Boeing 737 Max 8 Passenger
    (WN 1698)Boeing 737 Max 8 Passenger
  • 04h 50m (01h 55m)
  • MDW Chicago 01h 55m
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 06:10 - 08:40
    STL - ATL
    10:30 - 12:15
    ATL - BWI
  • 06:10 (STL)St Louis Lambert Intl Airport
    10:30 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 08:40 (ATL)Atlanta Hartsfield-Jackson Intl Airport
    12:15 (BWI)Baltimore Washington International Airport
  • (WN 3442)Boeing 737 700
    (WN 1570)Boeing 737 700
  • 05h 05m (01h 50m)
  • ATL Atlanta 01h 50m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 06:15 - 09:35
    STL - MCO
    10:15 - 12:35
    MCO - BWI
  • 06:15 (STL)St Louis Lambert Intl Airport
    10:15 (MCO)Orlando International Airport
  • 09:35 (MCO)Orlando International Airport
    12:35 (BWI)Baltimore Washington International Airport
  • (WN 1093)Boeing 737 700
    (WN 1002)Boeing 737 700
  • 05h 20m (00h 40m)
  • MCO Orlando 00h 40m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 06:20 - 09:40
    STL - TPA
    10:30 - 12:45
    TPA - BWI
  • 06:20 (STL)St Louis Lambert Intl Airport
    10:30 (TPA)Tampa International Airport
  • 09:40 (TPA)Tampa International Airport
    12:45 (BWI)Baltimore Washington International Airport
  • (WN 2780)Boeing 737 800
    (WN 673)Boeing 737 700
  • 05h 25m (00h 50m)
  • TPA Tampa 00h 50m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 06:30 - 08:59
    STL - DTW
    10:00 - 11:31
    DTW - BWI
  • 06:30 (STL)St Louis Lambert Intl Airport
    10:00 (DTW)Detroit Wayne County
  • 08:59 (DTW)Detroit Wayne County
    11:31 (BWI)Baltimore Washington International Airport
  • Delta Air Lines (DL 2559)Boeing 737 900
    Delta Air Lines (DL 2965)Airbus
  • 04h 01m (01h 01m)
  • DTW Detroit 01h 01m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 06:30 - 08:59
    STL - DTW
    10:12 - 11:39
    DTW - IAD
  • 06:30 (STL)St Louis Lambert Intl Airport
    10:12 (DTW)Detroit Wayne County
  • 08:59 (DTW)Detroit Wayne County
    11:39 (IAD)Washington Dulles International Airport
  • Delta Air Lines (DL 2559)Boeing 737 900
    Delta Air Lines (DL 3900)Embraer 175
  • 04h 09m (01h 13m)
  • DTW Detroit 01h 13m
    • -
    • -
    • -
    • -
    • -
    • S
    • S
  • 06:30 - 07:35
    STL - MDW
    09:35 - 12:25
    MDW - DCA
  • 06:30 (STL)St Louis Lambert Intl Airport
    09:35 (MDW)Chicago Midway Airport
  • 07:35 (MDW)Chicago Midway Airport
    12:25 (DCA)Washington Ronald Reagan National Airport
  • (WN 3239)Boeing 737 700
    (WN 1698)Boeing 737 700
  • 04h 55m (02h 00m)
  • MDW Chicago 02h 00m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 06:30 - 07:35
    STL - MDW
    08:35 - 11:30
    MDW - BWI
  • 06:30 (STL)St Louis Lambert Intl Airport
    08:35 (MDW)Chicago Midway Airport
  • 07:35 (MDW)Chicago Midway Airport
    11:30 (BWI)Baltimore Washington International Airport
  • (WN 3239)Boeing 737 700
    (WN 5903)Boeing 737 700
  • 04h 00m (01h 00m)
  • MDW Chicago 01h 00m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 06:30 - 08:59
    STL - DTW
    10:14 - 11:40
    DTW - DCA
  • 06:30 (STL)St Louis Lambert Intl Airport
    10:14 (DTW)Detroit Wayne County
  • 08:59 (DTW)Detroit Wayne County
    11:40 (DCA)Washington Ronald Reagan National Airport
  • Delta Air Lines (DL 2559)Boeing 737 900
    Delta Air Lines (DL 2476)Airbus
  • 04h 10m (01h 15m)
  • DTW Detroit 01h 15m
    • -
    • -
    • -
    • -
    • -
    • S
    • S
  • 06:40 - 09:50
    STL - PHL
    10:35 - 11:35
    PHL - DCA
  • 06:40 (STL)St Louis Lambert Intl Airport
    10:35 (PHL)Philadelphia International Airport
  • 09:50 (PHL)Philadelphia International Airport
    11:35 (DCA)Washington Ronald Reagan National Airport
  • American Airlines (AA 2275)Airbus
    American Airlines (AA 1315)Airbus
  • 03h 55m (00h 45m)
  • PHL Philadelphia 00h 45m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 06:40 - 09:50
    STL - PHL
    10:47 - 11:56
    PHL - DCA
  • 06:40 (STL)St Louis Lambert Intl Airport
    10:47 (PHL)Philadelphia International Airport
  • 09:50 (PHL)Philadelphia International Airport
    11:56 (DCA)Washington Ronald Reagan National Airport
  • American Airlines (AA 2275)Airbus
    American Airlines (AA 4541)Embraer Emb 175
  • 04h 16m (00h 57m)
  • PHL Philadelphia 00h 57m
    • M
    • T
    • W
    • T
    • F
    • -
    • -
  • 06:45 - 07:50
    STL - MDW
    09:45 - 12:35
    MDW - DCA
  • 06:45 (STL)St Louis Lambert Intl Airport
    09:45 (MDW)Chicago Midway Airport
  • 07:50 (MDW)Chicago Midway Airport
    12:35 (DCA)Washington Ronald Reagan National Airport
  • (WN 3239)Boeing 737 Max 8 Passenger
    (WN 1698)Boeing 737 700
  • 04h 50m (01h 55m)
  • MDW Chicago 01h 55m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 06:45 - 10:05
    STL - MCO
    11:05 - 13:20
    MCO - BWI
  • 06:45 (STL)St Louis Lambert Intl Airport
    11:05 (MCO)Orlando International Airport
  • 10:05 (MCO)Orlando International Airport
    13:20 (BWI)Baltimore Washington International Airport
  • (WN 1093)Boeing 737 Max 8 Passenger
    (WN 1198)Boeing 737 Max 8 Passenger
  • 05h 35m (01h 00m)
  • MCO Orlando 01h 00m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
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What’s the fastest flight time from Saint Louis to Washington?

The fastest flight time for direct flights from Saint Louis to Washington is 1 hour 55 minutes. Check latest flight schedules & prices on Wego.

What’s the most popular airline flying from Saint Louis to Washington?

The most popular airline flying from Saint Louis to Washington is United Airlines. Find the latest flight deals on Wego.

How far is Washington from Saint Louis?

The flight distance between Saint Louis and Washington is 1141km. Check all available flights on Wego.

When is the earliest and latest flight of the day?

The earliest flight of the day departs at 00:00. The last flight of the day departs at 23:25. See the full list of flight times on Wego.

How many airlines offer direct flights from Saint Louis to Washington?

There are 3 airlines that offer direct flights from Saint Louis to Washington. Find out the list of airlines on Wego.