All airlines flying from Saint Louis (STL) to Dulles, Washington (IAD).

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FLIGHT SCHEDULE
Direct Flights:
Daily 13:00 Saint Louis (STL) 1 16:09 Dulles, Washington (IAD) United Airlines UA 4454 Non-stop Canadair CRJ 550 (CR5) 2:09 Valid until 2025-05-21
Daily 13:00 Saint Louis (STL) 1 16:08 Dulles, Washington (IAD) United Airlines UA 4454 Non-stop Canadair CRJ 550 (CR5) 2:08 Effective 2025-05-22 through 2025-06-25
Daily 13:00 Saint Louis (STL) 1 16:06 Dulles, Washington (IAD) United Airlines UA 4454 Non-stop Canadair CRJ 550 (CR5) 2:06 Effective from 2025-08-19
Daily 13:04 Saint Louis (STL) 1 16:12 Dulles, Washington (IAD) United Airlines UA 4454 Non-stop Canadair CRJ 550 (CR5) 2:08 Effective 2025-06-26 through 2025-08-18
Daily 08:15 Saint Louis (STL) 1 11:23 Dulles, Washington (IAD) United Airlines UA 4506 Non-stop Canadair CRJ 550 (CR5) 2:08 Effective 2025-05-22 through 2025-08-18
Daily 08:25 Saint Louis (STL) 1 11:34 Dulles, Washington (IAD) United Airlines UA 4506 Non-stop Canadair CRJ 550 (CR5) 2:09 Valid until 2025-05-21
Daily 08:25 Saint Louis (STL) 1 11:31 Dulles, Washington (IAD) United Airlines UA 4506 Non-stop Canadair CRJ 550 (CR5) 2:06 Effective from 2025-08-19
Direct Codeshare Flights:
Daily 08:15 Saint Louis (STL) 1 11:23 Dulles, Washington (IAD) Avianca AV 2337 Non-stop Canadair CRJ 550 (CR5) 2:08 Effective 2025-05-22 through 2025-08-18 Codeshare flight, operated by United Airlines.(UA 4506)
Daily 08:25 Saint Louis (STL) 1 11:34 Dulles, Washington (IAD) Avianca AV 2337 Non-stop Canadair CRJ 550 (CR5) 2:09 Valid until 2025-05-21 Codeshare flight, operated by United Airlines.(UA 4506)
Daily 08:25 Saint Louis (STL) 1 11:31 Dulles, Washington (IAD) Avianca AV 2337 Non-stop Canadair CRJ 550 (CR5) 2:06 Effective from 2025-08-19 Codeshare flight, operated by United Airlines.(UA 4506)
Daily 08:15 Saint Louis (STL) 1 11:23 Dulles, Washington (IAD) Copa Airlines CM 2684 Non-stop Canadair CRJ 550 (CR5) 2:08 Effective 2025-05-22 through 2025-08-18 Codeshare flight, operated by United Airlines.(UA 4506)
Daily 08:25 Saint Louis (STL) 1 11:34 Dulles, Washington (IAD) Copa Airlines CM 2684 Non-stop Canadair CRJ 550 (CR5) 2:09 Valid until 2025-05-21 Codeshare flight, operated by United Airlines.(UA 4506)
Daily 08:25 Saint Louis (STL) 1 11:31 Dulles, Washington (IAD) Copa Airlines CM 2684 Non-stop Canadair CRJ 550 (CR5) 2:06 Effective from 2025-08-19 Codeshare flight, operated by United Airlines.(UA 4506)
Mon,Tue,Thu,Sat,Sun 08:15 Saint Louis (STL) 1 11:23 Dulles, Washington (IAD) Lufthansa LH 7847 Non-stop Canadair CRJ 550 (CR5) 2:08 Effective 2025-05-22 through 2025-08-18 Codeshare flight, operated by United Airlines.(UA 4506)
Mon,Tue,Thu,Sat,Sun 08:25 Saint Louis (STL) 1 11:34 Dulles, Washington (IAD) Lufthansa LH 7847 Non-stop Canadair CRJ 550 (CR5) 2:09 Valid until 2025-05-20 Codeshare flight, operated by United Airlines.(UA 4506)
Mon,Tue,Thu,Sat,Sun 08:25 Saint Louis (STL) 1 11:31 Dulles, Washington (IAD) Lufthansa LH 7847 Non-stop Canadair CRJ 550 (CR5) 2:06 Effective 2025-08-19 through 2025-10-25 Codeshare flight, operated by United Airlines.(UA 4506)
Daily 13:00 Saint Louis (STL) 1 16:09 Dulles, Washington (IAD) Lufthansa LH 8585 Non-stop Canadair CRJ 550 (CR5) 2:09 Valid until 2025-05-21 Codeshare flight, operated by United Airlines.(UA 4454)
Daily 13:00 Saint Louis (STL) 1 16:08 Dulles, Washington (IAD) Lufthansa LH 8585 Non-stop Canadair CRJ 550 (CR5) 2:08 Effective 2025-05-22 through 2025-06-25 Codeshare flight, operated by United Airlines.(UA 4454)
Daily 13:00 Saint Louis (STL) 1 16:06 Dulles, Washington (IAD) Lufthansa LH 8585 Non-stop Canadair CRJ 550 (CR5) 2:06 Effective from 2025-08-19 Codeshare flight, operated by United Airlines.(UA 4454)
Daily 13:04 Saint Louis (STL) 1 16:12 Dulles, Washington (IAD) Lufthansa LH 8585 Non-stop Canadair CRJ 550 (CR5) 2:08 Effective 2025-06-26 through 2025-08-18 Codeshare flight, operated by United Airlines.(UA 4454)
Daily 13:00 Saint Louis (STL) 1 16:09 Dulles, Washington (IAD) Brussels Airlines SN 9013 Non-stop Canadair CRJ 550 (CR5) 2:09 Valid until 2025-05-21 Codeshare flight, operated by United Airlines.(UA 4454)
Daily 13:00 Saint Louis (STL) 1 16:08 Dulles, Washington (IAD) Brussels Airlines SN 9013 Non-stop Canadair CRJ 550 (CR5) 2:08 Effective 2025-05-22 through 2025-06-25 Codeshare flight, operated by United Airlines.(UA 4454)
Daily 13:00 Saint Louis (STL) 1 16:06 Dulles, Washington (IAD) Brussels Airlines SN 9013 Non-stop Canadair CRJ 550 (CR5) 2:06 Effective from 2025-08-19 Codeshare flight, operated by United Airlines.(UA 4454)
Daily 13:04 Saint Louis (STL) 1 16:12 Dulles, Washington (IAD) Brussels Airlines SN 9013 Non-stop Canadair CRJ 550 (CR5) 2:08 Effective 2025-06-26 through 2025-08-18 Codeshare flight, operated by United Airlines.(UA 4454)

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Parallax here STL-IAD

A domestic route departing from the Saint Louis airport (STL) and arriving at Dulles, Washington airport (IAD).
The flight distance is 694 miles, or 1117 km.
The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-5 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
For direct flights, the flight time varies between 2:06 and 2:09.

Return (IAD-STL) flights

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All airlines flying from Saint Louis (STL) to Dulles, Washington (IAD).

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FLIGHT SCHEDULE

Direct Flights:

United Airlines UA4454

13:00

Saint Louis (STL) 1

16:09

Dulles, Washington (IAD)

Valid until 2025-05-21

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:09, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA4454

13:00

Saint Louis (STL) 1

16:08

Dulles, Washington (IAD)

Effective 2025-05-22 through 2025-06-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:08, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA4454

13:00

Saint Louis (STL) 1

16:06

Dulles, Washington (IAD)

Effective from 2025-08-19

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:06, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA4454

13:04

Saint Louis (STL) 1

16:12

Dulles, Washington (IAD)

Effective 2025-06-26 through 2025-08-18

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:08, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA4506

08:15

Saint Louis (STL) 1

11:23

Dulles, Washington (IAD)

Effective 2025-05-22 through 2025-08-18

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:08, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA4506

08:25

Saint Louis (STL) 1

11:34

Dulles, Washington (IAD)

Valid until 2025-05-21

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:09, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA4506

08:25

Saint Louis (STL) 1

11:31

Dulles, Washington (IAD)

Effective from 2025-08-19

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:06, non-stop
Canadair CRJ 550 (CR5)

Direct Codeshare Flights:

Avianca AV2337

08:15

Saint Louis (STL) 1

11:23

Dulles, Washington (IAD)

Effective 2025-05-22 through 2025-08-18

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 4506)

Duration: 2:08, non-stop
Canadair CRJ 550 (CR5)

Avianca AV2337

08:25

Saint Louis (STL) 1

11:34

Dulles, Washington (IAD)

Valid until 2025-05-21

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 4506)

Duration: 2:09, non-stop
Canadair CRJ 550 (CR5)

Avianca AV2337

08:25

Saint Louis (STL) 1

11:31

Dulles, Washington (IAD)

Effective from 2025-08-19

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 4506)

Duration: 2:06, non-stop
Canadair CRJ 550 (CR5)

Copa Airlines CM2684

08:15

Saint Louis (STL) 1

11:23

Dulles, Washington (IAD)

Effective 2025-05-22 through 2025-08-18

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 4506)

Duration: 2:08, non-stop
Canadair CRJ 550 (CR5)

Copa Airlines CM2684

08:25

Saint Louis (STL) 1

11:34

Dulles, Washington (IAD)

Valid until 2025-05-21

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 4506)

Duration: 2:09, non-stop
Canadair CRJ 550 (CR5)

Copa Airlines CM2684

08:25

Saint Louis (STL) 1

11:31

Dulles, Washington (IAD)

Effective from 2025-08-19

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 4506)

Duration: 2:06, non-stop
Canadair CRJ 550 (CR5)

Lufthansa LH7847

08:15

Saint Louis (STL) 1

11:23

Dulles, Washington (IAD)

Effective 2025-05-22 through 2025-08-18

Mon

Tue

Wed
-

Thu

Fri
-

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 4506)

Duration: 2:08, non-stop
Canadair CRJ 550 (CR5)

Lufthansa LH7847

08:25

Saint Louis (STL) 1

11:34

Dulles, Washington (IAD)

Valid until 2025-05-20

Mon

Tue

Wed
-

Thu

Fri
-

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 4506)

Duration: 2:09, non-stop
Canadair CRJ 550 (CR5)

Lufthansa LH7847

08:25

Saint Louis (STL) 1

11:31

Dulles, Washington (IAD)

Effective 2025-08-19 through 2025-10-25

Mon

Tue

Wed
-

Thu

Fri
-

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 4506)

Duration: 2:06, non-stop
Canadair CRJ 550 (CR5)

Lufthansa LH8585

13:00

Saint Louis (STL) 1

16:09

Dulles, Washington (IAD)

Valid until 2025-05-21

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 4454)

Duration: 2:09, non-stop
Canadair CRJ 550 (CR5)

Lufthansa LH8585

13:00

Saint Louis (STL) 1

16:08

Dulles, Washington (IAD)

Effective 2025-05-22 through 2025-06-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 4454)

Duration: 2:08, non-stop
Canadair CRJ 550 (CR5)

Lufthansa LH8585

13:00

Saint Louis (STL) 1

16:06

Dulles, Washington (IAD)

Effective from 2025-08-19

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 4454)

Duration: 2:06, non-stop
Canadair CRJ 550 (CR5)

Lufthansa LH8585

13:04

Saint Louis (STL) 1

16:12

Dulles, Washington (IAD)

Effective 2025-06-26 through 2025-08-18

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 4454)

Duration: 2:08, non-stop
Canadair CRJ 550 (CR5)

Brussels Airlines SN9013

13:00

Saint Louis (STL) 1

16:09

Dulles, Washington (IAD)

Valid until 2025-05-21

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 4454)

Duration: 2:09, non-stop
Canadair CRJ 550 (CR5)

Brussels Airlines SN9013

13:00

Saint Louis (STL) 1

16:08

Dulles, Washington (IAD)

Effective 2025-05-22 through 2025-06-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 4454)

Duration: 2:08, non-stop
Canadair CRJ 550 (CR5)

Brussels Airlines SN9013

13:00

Saint Louis (STL) 1

16:06

Dulles, Washington (IAD)

Effective from 2025-08-19

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 4454)

Duration: 2:06, non-stop
Canadair CRJ 550 (CR5)

Brussels Airlines SN9013

13:04

Saint Louis (STL) 1

16:12

Dulles, Washington (IAD)

Effective 2025-06-26 through 2025-08-18

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 4454)

Duration: 2:08, non-stop
Canadair CRJ 550 (CR5)

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Parallax here STL-IAD

A domestic route departing from the Saint Louis airport (STL) and arriving at Dulles, Washington airport (IAD).
The flight distance is 694 miles, or 1117 km.
The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-5 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
For direct flights, the flight time varies between 2:06 and 2:09.

Return (IAD-STL) flights

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