American Airlines flight AA 4431: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Sat 07:15 Chicago O'Hare (ORD) 3 10:27 Houston George Bush (IAH) A
AA 4431 Non-stop Embraer EMB 175 (E75) 3:12 Operates only on 2026-01-03
Daily 07:30 New York LaGuardia (LGA) B 09:00 Norfolk (ORF)
AA 4431 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:30 Effective 2026-08-05 through 2026-09-08
Daily 07:55 New York LaGuardia (LGA) B 10:02 Greenville/Spartanburg (GSP)
AA 4431 Non-stop Embraer EMB 175 (E75) 2:07 Effective 2026-07-02 through 2026-08-04
Daily 08:10 Philadelphia (PHL) 10:13 Minneapolis/Saint Paul (MSP) 1
AA 4431 Non-stop Embraer EMB 175 (E75) 3:03 Effective from 2026-10-05
Daily 09:30 Norfolk (ORF) 10:56 New York LaGuardia (LGA) B
AA 4431 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:26 Effective 2026-08-05 through 2026-09-08
Mon-Fri,Sun 09:38 Chicago O'Hare (ORD) 3 12:48 Houston George Bush (IAH) A
AA 4431 Non-stop Embraer EMB 175 (E75) 3:10 Effective 2026-01-06 through 2026-01-16
Mon-Fri,Sun 09:38 Chicago O'Hare (ORD) 3 12:48 Houston George Bush (IAH) A
AA 4431 Non-stop Embraer EMB 175 (E75) 3:10 Effective 2026-01-19 through 2026-02-11
Daily 09:40 Chicago O'Hare (ORD) 3 11:07 Des Moines (DSM)
AA 4431 Non-stop Embraer EMB 175 (E75) 1:27 Effective 2026-04-07 through 2026-05-20
Mon-Fri,Sun 09:43 Chicago O'Hare (ORD) 3 12:57 Houston George Bush (IAH) A
AA 4431 Non-stop Embraer EMB 175 (E75) 3:14 Valid until 2026-01-05
Sun 09:59 Chicago O'Hare (ORD) 3 13:09 Houston George Bush (IAH) A
AA 4431 Non-stop Embraer EMB 175 (E75) 3:10 Operates only on 2026-01-18
Daily 10:32 Greenville/Spartanburg (GSP) 12:24 New York LaGuardia (LGA) B
AA 4431 Non-stop Embraer EMB 175 (E75) 1:52 Effective 2026-07-02 through 2026-08-04
Daily 11:40 Chicago O'Hare (ORD) 3 14:29 Knoxville (TYS)
AA 4431 Non-stop Embraer EMB 175 (E75) 1:49 Effective 2026-09-09 through 2026-10-04
Sat 11:48 Houston George Bush (IAH) A 14:42 Chicago O'Hare (ORD) 3
AA 4431 Non-stop Embraer EMB 175 (E75) 2:54 Operates only on 2026-01-03
Daily 12:49 Des Moines (DSM) 14:20 Chicago O'Hare (ORD) 3
AA 4431 Non-stop Embraer EMB 175 (E75) 1:31 Effective 2026-04-07 through 2026-05-20
Sun 12:53 Chicago O'Hare (ORD) 3 16:24 Jacksonville (JAX)
AA 4431 Non-stop Embraer EMB 175 (E75) 2:31 Operates only on 2026-02-15
Mon-Fri,Sun 13:27 Houston George Bush (IAH) A 16:21 Chicago O'Hare (ORD) 3
AA 4431 Non-stop Embraer EMB 175 (E75) 2:54 Valid until 2026-01-05
Mon-Fri,Sun 13:57 Houston George Bush (IAH) A 16:45 Chicago O'Hare (ORD) 3
AA 4431 Non-stop Embraer EMB 175 (E75) 2:48 Effective 2026-01-06 through 2026-02-11
Daily 14:11 Minneapolis/Saint Paul (MSP) 1 17:55 Philadelphia (PHL)
AA 4431 Non-stop Embraer EMB 175 (E75) 2:44 Effective from 2026-10-05
Mon,Thu,Fri 14:50 Chicago O'Hare (ORD) 3 18:21 Jacksonville (JAX)
AA 4431 Non-stop Embraer EMB 175 (E75) 2:31 Effective 2026-02-12 through 2026-02-20
Mon,Thu,Fri,Sun 14:50 Chicago O'Hare (ORD) 3 18:21 Jacksonville (JAX)
AA 4431 Non-stop Embraer EMB 175 (E75) 2:31 Effective 2026-02-22 through 2026-03-06
Mon-Fri,Sun 14:53 Chicago O'Hare (ORD) 3 18:26 Jacksonville (JAX)
AA 4431 Non-stop Embraer EMB 175 (E75) 2:33 Effective 2026-03-08 through 2026-04-06
Daily 15:05 Knoxville (TYS) 16:10 Chicago O'Hare (ORD) 3
AA 4431 Non-stop Embraer EMB 175 (E75) 2:05 Effective 2026-09-09 through 2026-10-04
Sun 16:54 Jacksonville (JAX) 18:49 Chicago O'Hare (ORD) 3
AA 4431 Non-stop Embraer EMB 175 (E75) 2:55 Operates only on 2026-02-15
Daily 17:16 Chicago O'Hare (ORD) 3 20:40 New York John F. Kennedy (JFK) 8
AA 4431 Non-stop Embraer EMB 175 (E75) 2:24 Effective 2026-05-21 through 2026-07-01
Mon-Fri,Sun 18:58 Jacksonville (JAX) 21:00 Chicago O'Hare (ORD) 3
AA 4431 Non-stop Embraer EMB 175 (E75) 3:02 Effective 2026-03-08 through 2026-04-06
Mon,Thu,Fri 19:22 Jacksonville (JAX) 21:20 Chicago O'Hare (ORD) 3
AA 4431 Non-stop Embraer EMB 175 (E75) 2:58 Effective 2026-02-12 through 2026-02-20
Mon,Thu,Fri,Sun 19:22 Jacksonville (JAX) 21:20 Chicago O'Hare (ORD) 3
AA 4431 Non-stop Embraer EMB 175 (E75) 2:58 Effective 2026-02-22 through 2026-03-06
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This flight number is listed as serving the following routes:


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American Airlines flight AA 4431: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
American Airlines AA4431
07:15
Chicago O'Hare (ORD) 3

10:27
Houston George Bush (IAH) A
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:12, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4431
07:30
New York LaGuardia (LGA) B

09:00
Norfolk (ORF)
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:30, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4431
07:55
New York LaGuardia (LGA) B

10:02
Greenville/Spartanburg (GSP)
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:07, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4431
08:10
Philadelphia (PHL)

10:13
Minneapolis/Saint Paul (MSP) 1
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:03, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4431
09:30
Norfolk (ORF)

10:56
New York LaGuardia (LGA) B
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:26, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4431
09:38
Chicago O'Hare (ORD) 3

12:48
Houston George Bush (IAH) A
Effective 2026-01-06 through 2026-01-16
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:10, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4431
09:38
Chicago O'Hare (ORD) 3

12:48
Houston George Bush (IAH) A
Effective 2026-01-19 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:10, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4431
09:40
Chicago O'Hare (ORD) 3

11:07
Des Moines (DSM)
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:27, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4431
09:43
Chicago O'Hare (ORD) 3

12:57
Houston George Bush (IAH) A
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:14, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4431
09:59
Chicago O'Hare (ORD) 3

13:09
Houston George Bush (IAH) A
Operates only on 2026-01-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:10, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4431
10:32
Greenville/Spartanburg (GSP)

12:24
New York LaGuardia (LGA) B
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:52, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4431
11:40
Chicago O'Hare (ORD) 3

14:29
Knoxville (TYS)
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:49, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4431
11:48
Houston George Bush (IAH) A

14:42
Chicago O'Hare (ORD) 3
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:54, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4431
12:49
Des Moines (DSM)

14:20
Chicago O'Hare (ORD) 3
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:31, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4431
12:53
Chicago O'Hare (ORD) 3

16:24
Jacksonville (JAX)
Operates only on 2026-02-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:31, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4431
13:27
Houston George Bush (IAH) A

16:21
Chicago O'Hare (ORD) 3
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:54, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4431
13:57
Houston George Bush (IAH) A

16:45
Chicago O'Hare (ORD) 3
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:48, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4431
14:11
Minneapolis/Saint Paul (MSP) 1

17:55
Philadelphia (PHL)
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:44, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4431
14:50
Chicago O'Hare (ORD) 3

18:21
Jacksonville (JAX)
Effective 2026-02-12 through 2026-02-20
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:31, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4431
14:50
Chicago O'Hare (ORD) 3

18:21
Jacksonville (JAX)
Effective 2026-02-22 through 2026-03-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:31, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4431
14:53
Chicago O'Hare (ORD) 3

18:26
Jacksonville (JAX)
Effective 2026-03-08 through 2026-04-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:33, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4431
15:05
Knoxville (TYS)

16:10
Chicago O'Hare (ORD) 3
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:05, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4431
16:54
Jacksonville (JAX)

18:49
Chicago O'Hare (ORD) 3
Operates only on 2026-02-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:55, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4431
17:16
Chicago O'Hare (ORD) 3

20:40
New York John F. Kennedy (JFK) 8
Effective 2026-05-21 through 2026-07-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:24, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4431
18:58
Jacksonville (JAX)

21:00
Chicago O'Hare (ORD) 3
Effective 2026-03-08 through 2026-04-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:02, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4431
19:22
Jacksonville (JAX)

21:20
Chicago O'Hare (ORD) 3
Effective 2026-02-12 through 2026-02-20
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:58, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4431
19:22
Jacksonville (JAX)

21:20
Chicago O'Hare (ORD) 3
Effective 2026-02-22 through 2026-03-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:58, non-stop
Embraer EMB 175 (E75)
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This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - Des Moines (DSM)
  • Chicago O'Hare (ORD) - Houston George Bush (IAH)
  • Chicago O'Hare (ORD) - Jacksonville (JAX)
  • Chicago O'Hare (ORD) - New York John F. Kennedy (JFK)
  • Knoxville (TYS) - Chicago O'Hare (ORD)
  • Minneapolis/Saint Paul (MSP) - Philadelphia (PHL)
  • New York LaGuardia (LGA) - Greenville/Spartanburg (GSP)
  • New York LaGuardia (LGA) - Norfolk (ORF)
All American Airlines flights
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