American Airlines flight AA 4455: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Mon-Fri 06:50 Ronald Reagan Washington (DCA) 2 08:32 Boston Logan (BOS) B AA 4455 Non-stop Embraer EMB 175 (E75) 1:42 Effective 2026-01-07 through 2026-02-11
Tue 06:59 Ronald Reagan Washington (DCA) 2 08:41 Boston Logan (BOS) B AA 4455 Non-stop Embraer EMB 175 (E75) 1:42 Operates only on 2026-01-06
Sun 06:59 Ronald Reagan Washington (DCA) 2 08:41 Boston Logan (BOS) B AA 4455 Non-stop Embraer EMB 175 (E75) 1:42 Effective 2026-01-11 through 2026-02-08
Wed,Thu 06:59 Ronald Reagan Washington (DCA) 2 08:44 Boston Logan (BOS) B AA 4455 Non-stop Embraer EMB 175 (E75) 1:45 Effective 2026-02-18 through 2026-03-05
Mon-Fri 06:59 Ronald Reagan Washington (DCA) 2 08:44 Boston Logan (BOS) B AA 4455 Non-stop Embraer EMB 175 (E75) 1:45 Effective 2026-03-09 through 2026-04-06
Mon,Tue,Fri,Sat 07:00 Ronald Reagan Washington (DCA) 2 08:45 Boston Logan (BOS) B AA 4455 Non-stop Embraer EMB 175 (E75) 1:45 Effective 2026-02-13 through 2026-03-07
Sat 07:10 Ronald Reagan Washington (DCA) 2 08:55 Boston Logan (BOS) B AA 4455 Non-stop Embraer EMB 175 (E75) 1:45 Effective 2026-03-14 through 2026-04-04
Sat 07:30 Ronald Reagan Washington (DCA) 2 09:12 Boston Logan (BOS) B AA 4455 Non-stop Embraer EMB 175 (E75) 1:42 Effective 2026-01-10 through 2026-02-07
Mon,Tue,Fri 10:59 New York LaGuardia (LGA) B 13:36 Atlanta (ATL) N AA 4455 Non-stop Embraer EMB 175 (E75) 2:37 Valid until 2026-01-05
Sat 11:06 New York LaGuardia (LGA) B 13:43 Atlanta (ATL) N AA 4455 Non-stop Embraer EMB 175 (E75) 2:37 Valid until 2026-01-03
Thu 11:45 New York LaGuardia (LGA) B 14:22 Atlanta (ATL) N AA 4455 Non-stop Embraer EMB 175 (E75) 2:37 Operates only on 2026-01-01
Sun 12:00 New York LaGuardia (LGA) B 14:38 Atlanta (ATL) N AA 4455 Non-stop Embraer EMB 175 (E75) 2:38 Operates only on 2026-01-04
Daily 14:30 New York John F. Kennedy (JFK) 8 16:46 Indianapolis (IND) AA 4455 Non-stop Embraer EMB 175 (E75) 2:16 Effective 2026-04-07 through 2026-05-20
Thu 14:55 Atlanta (ATL) N 17:11 New York LaGuardia (LGA) B AA 4455 Non-stop Embraer EMB 175 (E75) 2:16 Operates only on 2026-01-01
Mon,Tue,Fri 14:56 Atlanta (ATL) N 17:12 New York LaGuardia (LGA) B AA 4455 Non-stop Embraer EMB 175 (E75) 2:16 Valid until 2026-01-05
Sun 15:08 Atlanta (ATL) N 17:24 New York LaGuardia (LGA) B AA 4455 Non-stop Embraer EMB 175 (E75) 2:16 Operates only on 2026-01-04
Daily 17:16 Indianapolis (IND) 19:30 New York John F. Kennedy (JFK) 8 AA 4455 Non-stop Embraer EMB 175 (E75) 2:14 Effective 2026-04-07 through 2026-05-20
Daily 18:30 Chicago O'Hare (ORD) 3 20:53 Indianapolis (IND) AA 4455 Non-stop Embraer EMB 175 (E75) 1:23 Effective from 2026-10-05
Daily 19:00 Chicago O'Hare (ORD) 3 22:17 Atlanta (ATL) N AA 4455 Non-stop Embraer EMB 175 (E75) 2:17 Effective 2026-08-05 through 2026-09-08
Daily 20:20 Chicago O'Hare (ORD) 3 22:37 Indianapolis (IND) AA 4455 Non-stop Embraer EMB 175 (E75) 1:17 Effective 2026-09-09 through 2026-10-04
Daily 22:00 Chicago O'Hare (ORD) 3 23:59 Indianapolis (IND) AA 4455 Non-stop Embraer EMB 175 (E75) 0:59 Effective 2026-05-21 through 2026-07-01
Daily 22:00 Chicago O'Hare (ORD) 3 00:11 Indianapolis (IND) AA 4455 Non-stop Embraer EMB 175 (E75) 1:11 Effective 2026-07-02 through 2026-08-04 The flight arrives 1 day after departure.

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This flight number is listed as serving the following routes:

Atlanta (ATL) - New York LaGuardia (LGA)
Chicago O'Hare (ORD) - Atlanta (ATL)
Chicago O'Hare (ORD) - Indianapolis (IND)
New York John F. Kennedy (JFK) - Indianapolis (IND)
Ronald Reagan Washington (DCA) - Boston Logan (BOS)

All American Airlines flights

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American Airlines flight AA 4455: Multiple routes

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FLIGHT SCHEDULE

Direct Flights:

American Airlines AA4455

06:50

Ronald Reagan Washington (DCA) 2

08:32

Boston Logan (BOS) B

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

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

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

Direct Flights:

American Airlines AA4455

06:59

Ronald Reagan Washington (DCA) 2

08:41

Boston Logan (BOS) B

Operates only on 2026-01-06

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

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

Direct Flights:

American Airlines AA4455

06:59

Ronald Reagan Washington (DCA) 2

08:41

Boston Logan (BOS) B

Effective 2026-01-11 through 2026-02-08

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

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

Direct Flights:

American Airlines AA4455

06:59

Ronald Reagan Washington (DCA) 2

08:44

Boston Logan (BOS) B

Effective 2026-02-18 through 2026-03-05

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 1:45, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4455

06:59

Ronald Reagan Washington (DCA) 2

08:44

Boston Logan (BOS) B

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

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 1:45, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4455

07:00

Ronald Reagan Washington (DCA) 2

08:45

Boston Logan (BOS) B

Effective 2026-02-13 through 2026-03-07

Mon

Tue

Wed
-

Thu
-

Fri

Sat

Sun
-

Duration: 1:45, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4455

07:10

Ronald Reagan Washington (DCA) 2

08:55

Boston Logan (BOS) B

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:45, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4455

07:30

Ronald Reagan Washington (DCA) 2

09:12

Boston Logan (BOS) B

Effective 2026-01-10 through 2026-02-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

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

Direct Flights:

American Airlines AA4455

10:59

New York LaGuardia (LGA) B

13:36

Atlanta (ATL) N

Valid until 2026-01-05

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:37, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4455

11:06

New York LaGuardia (LGA) B

13:43

Atlanta (ATL) N

Valid until 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:37, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4455

11:45

New York LaGuardia (LGA) B

14:22

Atlanta (ATL) N

Operates only on 2026-01-01

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:37, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4455

12:00

New York LaGuardia (LGA) B

14:38

Atlanta (ATL) N

Operates only on 2026-01-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:38, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4455

14:30

New York John F. Kennedy (JFK) 8

16:46

Indianapolis (IND)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:16, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4455

14:55

Atlanta (ATL) N

17:11

New York LaGuardia (LGA) B

Operates only on 2026-01-01

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:16, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4455

14:56

Atlanta (ATL) N

17:12

New York LaGuardia (LGA) B

Valid until 2026-01-05

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:16, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4455

15:08

Atlanta (ATL) N

17:24

New York LaGuardia (LGA) B

Operates only on 2026-01-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:16, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4455

17:16

Indianapolis (IND)

19:30

New York John F. Kennedy (JFK) 8

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:14, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4455

18:30

Chicago O'Hare (ORD) 3

20:53

Indianapolis (IND)

Effective from 2026-10-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:23, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4455

19:00

Chicago O'Hare (ORD) 3

22:17

Atlanta (ATL) N

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:17, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4455

20:20

Chicago O'Hare (ORD) 3

22:37

Indianapolis (IND)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:17, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4455

22:00

Chicago O'Hare (ORD) 3

23:59

Indianapolis (IND)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 0:59, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4455

22:00

Chicago O'Hare (ORD) 3

00:11(+1)

Indianapolis (IND)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:11, non-stop
Embraer EMB 175 (E75)
The flight arrives 1 day after departure.

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Parallax here

This flight number is listed as serving the following routes:

Atlanta (ATL) - New York LaGuardia (LGA)
Chicago O'Hare (ORD) - Atlanta (ATL)
Chicago O'Hare (ORD) - Indianapolis (IND)
New York John F. Kennedy (JFK) - Indianapolis (IND)
Ronald Reagan Washington (DCA) - Boston Logan (BOS)

All American Airlines flights

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