American Airlines flights from Boston Logan (BOS) to Saint Louis (STL).

FLIGHT SCHEDULE
Direct Flights:
Sat 09:00 Boston Logan (BOS) B 11:27 Saint Louis (STL) 1 American Airlines AA 3520 Non-stop Embraer EMB 175 (E75) 3:27 Effective 2026-02-14 through 2026-03-07
Mon-Fri,Sun 11:55 Boston Logan (BOS) B 14:23 Saint Louis (STL) 1 American Airlines AA 3520 Non-stop Embraer EMB 175 (E75) 3:28 Effective 2026-01-06 through 2026-02-11
Mon-Fri,Sun 12:03 Boston Logan (BOS) B 14:20 Saint Louis (STL) 1 American Airlines AA 3520 Non-stop Embraer EMB 175 (E75) 3:17 Valid until 2026-01-05
Mon-Fri,Sun 15:00 Boston Logan (BOS) B 17:27 Saint Louis (STL) 1 American Airlines AA 3520 Non-stop Embraer EMB 175 (E75) 3:27 Effective 2026-02-12 through 2026-03-06
Daily 07:00 Boston Logan (BOS) B 09:16 Saint Louis (STL) 1 American Airlines AA 3546 Non-stop Embraer EMB 175 (E75) 3:16 Effective 2026-09-09 through 2026-10-04
Daily 16:10 Boston Logan (BOS) B 18:18 Saint Louis (STL) 1 American Airlines AA 3562 Non-stop Embraer EMB 175 (E75) 3:08 Effective 2026-08-05 through 2026-09-08
Daily 16:15 Boston Logan (BOS) B 18:26 Saint Louis (STL) 1 American Airlines AA 3562 Non-stop Embraer EMB 175 (E75) 3:11 Effective from 2026-10-05
Daily 06:50 Boston Logan (BOS) B 09:04 Saint Louis (STL) 1 American Airlines AA 3563 Non-stop Embraer EMB 175 (E75) 3:14 Effective from 2026-10-05
Daily 07:00 Boston Logan (BOS) B 09:14 Saint Louis (STL) 1 American Airlines AA 3615 Non-stop Embraer EMB 175 (E75) 3:14 Effective 2026-08-05 through 2026-09-08
Daily 11:41 Boston Logan (BOS) B 13:49 Saint Louis (STL) 1 American Airlines AA 3718 Non-stop Embraer EMB 175 (E75) 3:08 Effective 2026-04-07 through 2026-05-20
Daily 16:10 Boston Logan (BOS) B 18:17 Saint Louis (STL) 1 American Airlines AA 3813 Non-stop Embraer EMB 175 (E75) 3:07 Effective 2026-05-21 through 2026-07-01
Daily 07:15 Boston Logan (BOS) B 09:31 Saint Louis (STL) 1 American Airlines AA 3814 Non-stop Embraer EMB 175 (E75) 3:16 Effective 2026-05-21 through 2026-07-01
Daily 15:40 Boston Logan (BOS) B 17:53 Saint Louis (STL) 1 American Airlines AA 3826 Non-stop Embraer EMB 175 (E75) 3:13 Effective 2026-07-02 through 2026-08-04
Daily 07:15 Boston Logan (BOS) B 09:29 Saint Louis (STL) 1 American Airlines AA 3827 Non-stop Embraer EMB 175 (E75) 3:14 Effective 2026-07-02 through 2026-08-04
Mon-Fri,Sun 15:00 Boston Logan (BOS) B 17:16 Saint Louis (STL) 1 American Airlines AA 3867 Non-stop Embraer EMB 175 (E75) 3:16 Effective 2026-03-08 through 2026-04-06
Sat 09:00 Boston Logan (BOS) B 11:16 Saint Louis (STL) 1 American Airlines AA 4031 Non-stop Embraer EMB 175 (E75) 3:16 Effective 2026-03-14 through 2026-04-04
Mon-Fri,Sun 09:05 Boston Logan (BOS) B 11:29 Saint Louis (STL) 1 American Airlines AA 4415 Non-stop Embraer EMB 175 (E75) 3:24 Effective 2026-03-08 through 2026-04-06
Daily 06:30 Boston Logan (BOS) B 09:03 Saint Louis (STL) 1 American Airlines AA 4500 Non-stop Embraer EMB 175 (E75) 3:33 Effective 2026-01-06 through 2026-02-11
Mon-Wed,Fri-Sun 07:00 Boston Logan (BOS) B 09:31 Saint Louis (STL) 1 American Airlines AA 4500 Non-stop Embraer EMB 175 (E75) 3:31 Valid until 2026-01-05
Wed 08:13 Boston Logan (BOS) B 10:46 Saint Louis (STL) 1 American Airlines AA 4500 Non-stop Embraer EMB 175 (E75) 3:33 Operates only on 2026-03-04
Mon-Fri,Sun 08:31 Boston Logan (BOS) B 11:04 Saint Louis (STL) 1 American Airlines AA 4500 Non-stop Embraer EMB 175 (E75) 3:33 Effective 2026-02-12 through 2026-03-03
Fri 08:31 Boston Logan (BOS) B 11:04 Saint Louis (STL) 1 American Airlines AA 4500 Non-stop Embraer EMB 175 (E75) 3:33 Operates only on 2026-03-06
Thu 08:34 Boston Logan (BOS) B 11:07 Saint Louis (STL) 1 American Airlines AA 4500 Non-stop Embraer EMB 175 (E75) 3:33 Operates only on 2026-03-05
Daily 06:30 Boston Logan (BOS) B 08:42 Saint Louis (STL) 1 American Airlines AA 4518 Non-stop Embraer EMB 175 (E75) 3:12 Effective 2026-04-07 through 2026-05-20
Daily 16:10 Boston Logan (BOS) B 18:15 Saint Louis (STL) 1 American Airlines AA 4727 Non-stop Embraer EMB 175 (E75) 3:05 Effective 2026-09-09 through 2026-10-04

A domestic route departing from the Boston Logan airport (BOS) and arriving at Saint Louis airport (STL).
The flight distance is 1043 miles, or 1679 km.
The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC-6 . 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 3:05 and 3:33.

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FLIGHT SCHEDULE

Direct Flights:

American Airlines AA3520

09:00

Boston Logan (BOS) B

11:27

Saint Louis (STL) 1

Effective 2026-02-14 through 2026-03-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:27, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA3520

11:55

Boston Logan (BOS) B

14:23

Saint Louis (STL) 1

Effective 2026-01-06 through 2026-02-11

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 3:28, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA3520

12:03

Boston Logan (BOS) B

14:20

Saint Louis (STL) 1

Valid until 2026-01-05

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 3:17, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA3520

15:00

Boston Logan (BOS) B

17:27

Saint Louis (STL) 1

Effective 2026-02-12 through 2026-03-06

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 3:27, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA3546

07:00

Boston Logan (BOS) B

09:16

Saint Louis (STL) 1

Effective 2026-09-09 through 2026-10-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:16, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA3562

16:10

Boston Logan (BOS) B

18:18

Saint Louis (STL) 1

Effective 2026-08-05 through 2026-09-08

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:08, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA3562

16:15

Boston Logan (BOS) B

18:26

Saint Louis (STL) 1

Effective from 2026-10-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:11, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA3563

06:50

Boston Logan (BOS) B

09:04

Saint Louis (STL) 1

Effective from 2026-10-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:14, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA3615

07:00

Boston Logan (BOS) B

09:14

Saint Louis (STL) 1

Effective 2026-08-05 through 2026-09-08

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:14, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA3718

11:41

Boston Logan (BOS) B

13:49

Saint Louis (STL) 1

Effective 2026-04-07 through 2026-05-20

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:08, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA3813

16:10

Boston Logan (BOS) B

18:17

Saint Louis (STL) 1

Effective 2026-05-21 through 2026-07-01

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:07, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA3814

07:15

Boston Logan (BOS) B

09:31

Saint Louis (STL) 1

Effective 2026-05-21 through 2026-07-01

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:16, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA3826

15:40

Boston Logan (BOS) B

17:53

Saint Louis (STL) 1

Effective 2026-07-02 through 2026-08-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:13, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA3827

07:15

Boston Logan (BOS) B

09:29

Saint Louis (STL) 1

Effective 2026-07-02 through 2026-08-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:14, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA3867

15:00

Boston Logan (BOS) B

17:16

Saint Louis (STL) 1

Effective 2026-03-08 through 2026-04-06

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 3:16, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4031

09:00

Boston Logan (BOS) B

11:16

Saint Louis (STL) 1

Effective 2026-03-14 through 2026-04-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:16, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4415

09:05

Boston Logan (BOS) B

11:29

Saint Louis (STL) 1

Effective 2026-03-08 through 2026-04-06

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 3:24, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4500

06:30

Boston Logan (BOS) B

09:03

Saint Louis (STL) 1

Effective 2026-01-06 through 2026-02-11

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:33, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4500

07:00

Boston Logan (BOS) B

09:31

Saint Louis (STL) 1

Valid until 2026-01-05

Mon

Tue

Wed

Thu
-

Fri

Sat

Sun

Duration: 3:31, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4500

08:13

Boston Logan (BOS) B

10:46

Saint Louis (STL) 1

Operates only on 2026-03-04

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:33, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4500

08:31

Boston Logan (BOS) B

11:04

Saint Louis (STL) 1

Effective 2026-02-12 through 2026-03-03

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 3:33, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4500

08:31

Boston Logan (BOS) B

11:04

Saint Louis (STL) 1

Operates only on 2026-03-06

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 3:33, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4500

08:34

Boston Logan (BOS) B

11:07

Saint Louis (STL) 1

Operates only on 2026-03-05

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 3:33, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4518

06:30

Boston Logan (BOS) B

08:42

Saint Louis (STL) 1

Effective 2026-04-07 through 2026-05-20

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:12, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4727

16:10

Boston Logan (BOS) B

18:15

Saint Louis (STL) 1

Effective 2026-09-09 through 2026-10-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:05, non-stop
Embraer EMB 175 (E75)

A domestic route departing from the Boston Logan airport (BOS) and arriving at Saint Louis airport (STL).
The flight distance is 1043 miles, or 1679 km.
The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC-6 . 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 3:05 and 3:33.

All BOS-STL flights

All American Airlines flights

Return (STL-BOS) flights

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