Flights from Washington, D.C. (DCA) to Saint Louis (STL) with Star Alliance

Start your journey with just one click

Airline

1/27

Washington, D.C.

toSaint Louis

IAD-STL

February 27, 2025

March 2, 2025

Sold byUnited Airlines

From

224USD Price subject to changes

Viewed:46 minutes ago

Roundtrip

Economy

2/27

Washington, D.C.

toSaint Louis

IAD-STL

February 27, 2025

March 2, 2025

Sold byUnited Airlines

From

294USD Price subject to changes

Viewed:46 minutes ago

Roundtrip

Economy

3/27

Washington, D.C.

toSaint Louis

IAD-STL

February 23, 2025

February 24, 2025

Sold byUnited Airlines

From

351USD Price subject to changes

Viewed:2 hours ago

Roundtrip

Economy

4/27

Washington, D.C.

toSaint Louis

IAD-STL

February 27, 2025

March 2, 2025

Sold byUnited Airlines

From

364USD Price subject to changes

Viewed:46 minutes ago

Roundtrip

Economy

*Prices have been offered for round trips within the last 48 hours and might not be currently available. Not all Star Alliance Member Airlines or all fares/options are shown. Additional baggage fees, payment fees and fees for other optional services may apply. When booking, please check for restrictions on refunds, rebooking and baggage allowance that may apply. Prices may vary depending on the route and flights selected. Routings may include stopovers. Terms and conditions apply.

Weather in Saint Louis

Wednesday

few clouds

29/01/2025

10°C

29/01/2025

few clouds

Thursday

moderate rain

30/01/2025

8°C

30/01/2025

moderate rain

Friday

light rain

31/01/2025

11°C

31/01/2025

light rain

Saturday

broken clouds

01/02/2025

7°C

01/02/2025

broken clouds

Sunday

overcast clouds

02/02/2025

15°C

02/02/2025

overcast clouds

Monday

light rain

03/02/2025

13°C

03/02/2025

light rain

Tuesday

few clouds

04/02/2025

1°C

04/02/2025

few clouds

Flight schedules from Washington, D.C. to Saint Louis with Star Alliance member carriers

Please note that the flight schedules of our member carriers are subject to change on short notice. We recommend using our member airlines information page. for the latest flight updates, details on booking flexibility, as well as specific Frequent Flyer Program information.

Outbound (7)

Sort by

Washington US
IAD08:50
2h 34m
No stops
Saint Louis US
STL10:24
Washington - Saint Louis
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 4427
  Washington. US
  IAD 08:50
  2h 34m
  698 Miles
  Saint Louis. US
  STL 10:24
  Canadair (Bombardier) Regional Jet 550
  Operated by United Airlines
Washington US
IAD17:35
2h 34m
No stops
Saint Louis US
STL19:09
Washington - Saint Louis
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 4527
  Washington. US
  IAD 17:35
  2h 34m
  698 Miles
  Saint Louis. US
  STL 19:09
  Canadair (Bombardier) Regional Jet 550
  Operated by United Airlines
Washington US
IAD08:25
4h 51m
1 Stop
Saint Louis US
STL12:16
Washington - Saint Louis
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2440
  Washington. US
  IAD 08:25
  2h 19m
  590 Miles
  Chicago. US
  ORD 09:44
  Boeing 737-800 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 4394
  Chicago. US
  ORD 10:50
  1h 26m
  259 Miles
  Saint Louis. US
  STL 12:16
  Canadair (Bombardier) Regional Jet 550
  Operated by United Airlines
Washington US
IAD17:36
5h 9m
1 Stop
Saint Louis US
STL21:45
Washington - Saint Louis
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1117
  Washington. US
  IAD 17:36
  2h 19m
  590 Miles
  Chicago. US
  ORD 18:55
  Boeing 737-800 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 4185
  Chicago. US
  ORD 20:15
  1h 30m
  259 Miles
  Saint Louis. US
  STL 21:45
  Canadair (Bombardier) Regional Jet 550
  Operated by United Airlines
Washington US
IAD13:15
5h 21m
1 Stop
Saint Louis US
STL17:36
Washington - Saint Louis
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1193
  Washington. US
  IAD 13:15
  2h 19m
  590 Miles
  Chicago. US
  ORD 14:34
  Boeing 737-800 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 4480
  Chicago. US
  ORD 16:05
  1h 31m
  259 Miles
  Saint Louis. US
  STL 17:36
  Canadair (Bombardier) Regional Jet 550
  Operated by United Airlines
Washington US
IAD06:05
5h 42m
1 Stop
Saint Louis US
STL10:47
Washington - Saint Louis
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 754
  Washington. US
  IAD 06:05
  1h 16m
  212 Miles
  New York. US
  EWR 07:21
  Boeing 737 MAX 8 Passenger / BBJ MAX 8 / Boeing 737 MAX 200
  Operated by United Airlines
2. Flight 2United Airlines UA 3610
  New York. US
  EWR 08:47
  3h 0m
  874 Miles
  Saint Louis. US
  STL 10:47
  Embraer 175 (Enhanced Winglets)
  Operated by United Airlines
Washington US
IAD17:45
6h 45m
1 Stop
Saint Louis US
STL23:30
Washington - Saint Louis
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2398
  Washington. US
  IAD 17:45
  1h 24m
  212 Miles
  New York. US
  EWR 19:09
  Boeing 737 MAX 8 Passenger / BBJ MAX 8 / Boeing 737 MAX 200
  Operated by United Airlines
2. Flight 2United Airlines UA 3547
  New York. US
  EWR 21:32
  2h 58m
  874 Miles
  Saint Louis. US
  STL 23:30
  Embraer 175 (Enhanced Winglets)
  Operated by United Airlines

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Washington - Saint Louis

Washington - Saint Louis

Washington - Saint Louis

Washington - Saint Louis

Washington - Saint Louis

Washington - Saint Louis

Washington - Saint Louis