American Airlines flight AA 4427: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sun 05:35 Albany (ALB) 07:37 Ronald Reagan Washington (DCA) 2
AA 4427 Non-stop Embraer EMB 175 (E75) 2:02 Effective 2026-01-11 through 2026-02-08
Daily 06:28 New Orleans (MSY) 09:10 Chicago O'Hare (ORD) 3
AA 4427 Non-stop Embraer EMB 175 (E75) 2:42 Effective 2026-09-09 through 2026-10-04
Daily 10:39 New York LaGuardia (LGA) B 12:56 Knoxville (TYS)
AA 4427 Non-stop Embraer EMB 175 (E75) 2:17 Effective from 2026-10-05
Sat 13:10 Key West (EYW) 16:45 Boston Logan (BOS) B
AA 4427 Non-stop Embraer EMB 175 (E75) 3:35 Effective 2026-01-10 through 2026-02-07
Daily 13:26 Knoxville (TYS) 15:28 New York LaGuardia (LGA) B
AA 4427 Non-stop Embraer EMB 175 (E75) 2:02 Effective from 2026-10-05
Mon,Tue,Thu,Fri,Sun 13:35 New York LaGuardia (LGA) B 15:55 Indianapolis (IND)
AA 4427 Non-stop Embraer EMB 175 (E75) 2:20 Valid until 2026-01-05
Daily 14:20 New York LaGuardia (LGA) B 16:04 Raleigh/Durham (RDU) 2
AA 4427 Non-stop Embraer EMB 175 (E75) 1:44 Effective 2026-07-02 through 2026-08-04
Sat 15:30 New York LaGuardia (LGA) B 17:54 Indianapolis (IND)
AA 4427 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:24 Valid until 2026-01-03
Daily 18:25 New York LaGuardia (LGA) B 20:45 Indianapolis (IND)
AA 4427 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:20 Effective 2026-04-07 through 2026-05-20
Daily 18:40 New York LaGuardia (LGA) B 21:01 Indianapolis (IND)
AA 4427 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:21 Effective 2026-08-05 through 2026-09-08
Mon-Fri 19:23 New York LaGuardia (LGA) B 21:55 Indianapolis (IND)
AA 4427 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:32 Effective 2026-02-12 through 2026-03-06
Mon-Fri 19:23 New York LaGuardia (LGA) B 21:46 Indianapolis (IND)
AA 4427 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:23 Effective 2026-03-09 through 2026-04-06
Sun 19:30 New York LaGuardia (LGA) B 22:02 Indianapolis (IND)
AA 4427 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:32 Effective 2026-02-15 through 2026-03-01
Sun 19:30 New York LaGuardia (LGA) B 21:53 Indianapolis (IND)
AA 4427 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:23 Effective 2026-03-08 through 2026-04-05
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This flight number is listed as serving the following routes:


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American Airlines flight AA 4427: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
American Airlines AA4427
05:35
Albany (ALB)

07:37
Ronald Reagan Washington (DCA) 2
Effective 2026-01-11 through 2026-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:02, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4427
06:28
New Orleans (MSY)

09:10
Chicago O'Hare (ORD) 3
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:42, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4427
10:39
New York LaGuardia (LGA) B

12:56
Knoxville (TYS)
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:17, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4427
13:10
Key West (EYW)

16:45
Boston Logan (BOS) B
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:35, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4427
13:26
Knoxville (TYS)

15:28
New York LaGuardia (LGA) B
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:02, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4427
13:35
New York LaGuardia (LGA) B

15:55
Indianapolis (IND)
Valid until 2026-01-05
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:20, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4427
14:20
New York LaGuardia (LGA) B

16:04
Raleigh/Durham (RDU) 2
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:44, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4427
15:30
New York LaGuardia (LGA) B

17:54
Indianapolis (IND)
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:24, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4427
18:25
New York LaGuardia (LGA) B

20:45
Indianapolis (IND)
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:20, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4427
18:40
New York LaGuardia (LGA) B

21:01
Indianapolis (IND)
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:21, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4427
19:23
New York LaGuardia (LGA) B

21:55
Indianapolis (IND)
Effective 2026-02-12 through 2026-03-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:32, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4427
19:23
New York LaGuardia (LGA) B

21:46
Indianapolis (IND)
Effective 2026-03-09 through 2026-04-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:23, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4427
19:30
New York LaGuardia (LGA) B

22:02
Indianapolis (IND)
Effective 2026-02-15 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:32, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4427
19:30
New York LaGuardia (LGA) B

21:53
Indianapolis (IND)
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:23, non-stop
Embraer EMB 170 / EMB 175 (E70)
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This flight number is listed as serving the following routes:
  • Albany (ALB) - Ronald Reagan Washington (DCA)
  • Key West (EYW) - Boston Logan (BOS)
  • Knoxville (TYS) - New York LaGuardia (LGA)
  • New Orleans (MSY) - Chicago O'Hare (ORD)
  • New York LaGuardia (LGA) - Indianapolis (IND)
  • New York LaGuardia (LGA) - Raleigh/Durham (RDU)
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