American Airlines flight AA 4055: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Daily 07:30 Boston Logan (BOS) B 09:09 Buffalo (BUF) AA 4055 Non-stop Embraer EMB 175 (E75) 1:39 Effective from 2026-04-07
Fri 07:35 Boston Logan (BOS) B 09:22 Buffalo (BUF) AA 4055 Non-stop Embraer EMB 175 (E75) 1:47 Effective 2026-03-13 through 2026-04-03
Mon-Thu 08:00 Boston Logan (BOS) B 09:47 Buffalo (BUF) AA 4055 Non-stop Embraer EMB 175 (E75) 1:47 Effective 2026-03-09 through 2026-04-06
Fri 09:52 Buffalo (BUF) 11:23 Boston Logan (BOS) B AA 4055 Non-stop Embraer EMB 175 (E75) 1:31 Effective 2026-03-13 through 2026-04-03
Mon-Fri,Sun 10:35 Ronald Reagan Washington (DCA) 2 12:26 Des Moines (DSM) AA 4055 Non-stop Embraer EMB 175 (E75) 2:51 Valid until 2026-01-05
Mon-Thu 11:15 Buffalo (BUF) 12:46 Boston Logan (BOS) B AA 4055 Non-stop Embraer EMB 175 (E75) 1:31 Effective 2026-03-09 through 2026-04-06
Daily 11:15 Buffalo (BUF) 12:45 Boston Logan (BOS) B AA 4055 Non-stop Embraer EMB 175 (E75) 1:30 Effective from 2026-04-07
Tue 12:18 Grand Rapids (GRR) 12:35 Chicago O'Hare (ORD) 3 AA 4055 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:17 Effective 2026-01-06 through 2026-02-10
Mon,Wed-Fri,Sun 12:23 Grand Rapids (GRR) 12:40 Chicago O'Hare (ORD) 3 AA 4055 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:17 Effective 2026-01-07 through 2026-02-11
Mon-Fri,Sun 12:56 Des Moines (DSM) 16:19 Ronald Reagan Washington (DCA) 2 AA 4055 Non-stop Embraer EMB 175 (E75) 2:23 Valid until 2026-01-05
Mon,Fri 16:01 Dallas Fort Worth (DFW) 17:41 Brownsville (BRO) AA 4055 Non-stop Embraer EMB 175 (E75) 1:40 Effective 2026-02-20 through 2026-02-23
Mon 16:01 Dallas Fort Worth (DFW) 17:41 Brownsville (BRO) AA 4055 Non-stop Embraer EMB 175 (E75) 1:40 Operates only on 2026-03-02
Wed,Sat 16:14 Dallas Fort Worth (DFW) 17:54 Brownsville (BRO) AA 4055 Non-stop Embraer EMB 175 (E75) 1:40 Effective 2026-02-14 through 2026-03-07
Tue 16:22 Dallas Fort Worth (DFW) 18:02 Brownsville (BRO) AA 4055 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:40 Effective 2026-02-17 through 2026-03-03
Mon,Thu,Fri,Sun 17:47 Dallas Fort Worth (DFW) 19:27 Brownsville (BRO) AA 4055 Non-stop Embraer EMB 175 (E75) 1:40 Effective 2026-02-12 through 2026-02-19
Thu,Fri,Sun 17:47 Dallas Fort Worth (DFW) 19:27 Brownsville (BRO) AA 4055 Non-stop Embraer EMB 175 (E75) 1:40 Effective 2026-02-22 through 2026-03-06
Wed,Fri,Sat 18:28 Brownsville (BRO) 20:10 Dallas Fort Worth (DFW) AA 4055 Non-stop Embraer EMB 175 (E75) 1:42 Effective 2026-02-14 through 2026-02-21
Mon,Wed,Sat 18:28 Brownsville (BRO) 20:10 Dallas Fort Worth (DFW) AA 4055 Non-stop Embraer EMB 175 (E75) 1:42 Effective 2026-02-23 through 2026-03-07
Tue 18:34 Brownsville (BRO) 20:16 Dallas Fort Worth (DFW) AA 4055 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:42 Effective 2026-02-17 through 2026-03-03
Mon,Thu,Fri,Sun 19:57 Brownsville (BRO) 21:39 Dallas Fort Worth (DFW) AA 4055 Non-stop Embraer EMB 175 (E75) 1:42 Effective 2026-02-12 through 2026-02-19
Thu,Fri,Sun 19:57 Brownsville (BRO) 21:39 Dallas Fort Worth (DFW) AA 4055 Non-stop Embraer EMB 175 (E75) 1:42 Effective 2026-02-22 through 2026-03-06

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This flight number is listed as serving the following routes:

Boston Logan (BOS) - Buffalo (BUF)
Brownsville (BRO) - Dallas Fort Worth (DFW)
Grand Rapids (GRR) - Chicago O'Hare (ORD)
Ronald Reagan Washington (DCA) - Des Moines (DSM)

All American Airlines flights

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American Airlines flight AA 4055: Multiple routes

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FLIGHT SCHEDULE

Direct Flights:

American Airlines AA4055

07:30

Boston Logan (BOS) B

09:09

Buffalo (BUF)

Effective from 2026-04-07

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:39, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4055

07:35

Boston Logan (BOS) B

09:22

Buffalo (BUF)

Effective 2026-03-13 through 2026-04-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 1:47, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4055

08:00

Boston Logan (BOS) B

09:47

Buffalo (BUF)

Effective 2026-03-09 through 2026-04-06

Mon

Tue

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 1:47, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4055

09:52

Buffalo (BUF)

11:23

Boston Logan (BOS) B

Effective 2026-03-13 through 2026-04-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 1:31, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4055

10:35

Ronald Reagan Washington (DCA) 2

12:26

Des Moines (DSM)

Valid until 2026-01-05

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 2:51, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4055

11:15

Buffalo (BUF)

12:46

Boston Logan (BOS) B

Effective 2026-03-09 through 2026-04-06

Mon

Tue

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 1:31, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4055

11:15

Buffalo (BUF)

12:45

Boston Logan (BOS) B

Effective from 2026-04-07

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:30, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4055

12:18

Grand Rapids (GRR)

12:35

Chicago O'Hare (ORD) 3

Effective 2026-01-06 through 2026-02-10

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:17, non-stop
Embraer EMB 170 / EMB 175 (E70)

Direct Flights:

American Airlines AA4055

12:23

Grand Rapids (GRR)

12:40

Chicago O'Hare (ORD) 3

Effective 2026-01-07 through 2026-02-11

Mon

Tue
-

Wed

Thu

Fri

Sat
-

Sun

Duration: 1:17, non-stop
Embraer EMB 170 / EMB 175 (E70)

Direct Flights:

American Airlines AA4055

12:56

Des Moines (DSM)

16:19

Ronald Reagan Washington (DCA) 2

Valid until 2026-01-05

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 2:23, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4055

16:01

Dallas Fort Worth (DFW)

17:41

Brownsville (BRO)

Effective 2026-02-20 through 2026-02-23

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 1:40, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4055

16:01

Dallas Fort Worth (DFW)

17:41

Brownsville (BRO)

Operates only on 2026-03-02

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:40, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4055

16:14

Dallas Fort Worth (DFW)

17:54

Brownsville (BRO)

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

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:40, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4055

16:22

Dallas Fort Worth (DFW)

18:02

Brownsville (BRO)

Effective 2026-02-17 through 2026-03-03

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:40, non-stop
Embraer EMB 170 / EMB 175 (E70)

Direct Flights:

American Airlines AA4055

17:47

Dallas Fort Worth (DFW)

19:27

Brownsville (BRO)

Effective 2026-02-12 through 2026-02-19

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 1:40, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4055

17:47

Dallas Fort Worth (DFW)

19:27

Brownsville (BRO)

Effective 2026-02-22 through 2026-03-06

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 1:40, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4055

18:28

Brownsville (BRO)

20:10

Dallas Fort Worth (DFW)

Effective 2026-02-14 through 2026-02-21

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat

Sun
-

Duration: 1:42, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4055

18:28

Brownsville (BRO)

20:10

Dallas Fort Worth (DFW)

Effective 2026-02-23 through 2026-03-07

Mon

Tue
-

Wed

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:42, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4055

18:34

Brownsville (BRO)

20:16

Dallas Fort Worth (DFW)

Effective 2026-02-17 through 2026-03-03

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:42, non-stop
Embraer EMB 170 / EMB 175 (E70)

Direct Flights:

American Airlines AA4055

19:57

Brownsville (BRO)

21:39

Dallas Fort Worth (DFW)

Effective 2026-02-12 through 2026-02-19

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 1:42, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4055

19:57

Brownsville (BRO)

21:39

Dallas Fort Worth (DFW)

Effective 2026-02-22 through 2026-03-06

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 1:42, non-stop
Embraer EMB 175 (E75)

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Parallax here

This flight number is listed as serving the following routes:

Boston Logan (BOS) - Buffalo (BUF)
Brownsville (BRO) - Dallas Fort Worth (DFW)
Grand Rapids (GRR) - Chicago O'Hare (ORD)
Ronald Reagan Washington (DCA) - Des Moines (DSM)

All American Airlines flights

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