American Airlines flight AA 3940: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 07:17 Phoenix Sky Harbor (PHX) 4 09:15 San Jose (SJC) A
AA 3940 Non-stop Embraer EMB 175 (E75) 1:58 Effective 2025-06-05 through 2025-07-03
Daily 07:17 Phoenix Sky Harbor (PHX) 4 09:10 San Jose (SJC) A
AA 3940 Non-stop Embraer EMB 175 (E75) 1:53 Effective 2025-07-05 through 2025-08-05
Daily 08:15 Phoenix Sky Harbor (PHX) 4 09:01 Santa Barbara (SBA)
AA 3940 Non-stop Embraer EMB 175 (E75) 1:46 Effective 2025-11-02 through 2025-12-02
Daily 08:15 Phoenix Sky Harbor (PHX) 4 08:56 Santa Barbara (SBA)
AA 3940 Non-stop Embraer EMB 175 (E75) 1:41 Effective 2025-12-03 through 2025-12-17
Daily 08:15 Phoenix Sky Harbor (PHX) 4 08:54 Santa Barbara (SBA)
AA 3940 Non-stop Embraer EMB 175 (E75) 1:39 Effective 2025-12-18 through 2026-02-11
Daily 08:15 Phoenix Sky Harbor (PHX) 4 09:01 Santa Barbara (SBA)
AA 3940 Non-stop Embraer EMB 175 (E75) 1:46 Effective from 2026-02-12
Daily 09:45 San Jose (SJC) A 11:45 Phoenix Sky Harbor (PHX) 4
AA 3940 Non-stop Embraer EMB 175 (E75) 2:00 Effective 2025-06-05 through 2025-07-03
Daily 09:45 San Jose (SJC) A 11:44 Phoenix Sky Harbor (PHX) 4
AA 3940 Non-stop Embraer EMB 175 (E75) 1:59 Effective 2025-07-05 through 2025-08-05
Daily 10:11 Santa Barbara (SBA) 12:50 Phoenix Sky Harbor (PHX) 4
AA 3940 Non-stop Embraer EMB 175 (E75) 1:39 Effective 2025-11-02 through 2025-12-02
Daily 10:11 Santa Barbara (SBA) 12:50 Phoenix Sky Harbor (PHX) 4
AA 3940 Non-stop Embraer EMB 175 (E75) 1:39 Effective from 2026-02-12
Daily 10:12 Santa Barbara (SBA) 12:50 Phoenix Sky Harbor (PHX) 4
AA 3940 Non-stop Embraer EMB 175 (E75) 1:38 Effective 2026-01-06 through 2026-02-11
Daily 10:15 Santa Barbara (SBA) 12:50 Phoenix Sky Harbor (PHX) 4
AA 3940 Non-stop Embraer EMB 175 (E75) 1:35 Effective 2025-12-18 through 2026-01-05
Daily 10:17 Santa Barbara (SBA) 12:50 Phoenix Sky Harbor (PHX) 4
AA 3940 Non-stop Embraer EMB 175 (E75) 1:33 Effective 2025-12-03 through 2025-12-17
Daily 13:22 Chicago O'Hare (ORD) 3 15:19 Fargo (FAR)
AA 3940 Non-stop Embraer EMB 175 (E75) 1:57 Valid until 2025-05-04
Daily 15:49 Fargo (FAR) 17:42 Chicago O'Hare (ORD) 3
AA 3940 Non-stop Embraer EMB 175 (E75) 1:53 Valid until 2025-05-04
Daily 16:35 Dallas Fort Worth (DFW) 17:42 Fort Smith (FSM)
AA 3940 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:07 Effective 2025-08-06 through 2025-09-02
Daily 16:35 Phoenix Sky Harbor (PHX) 4 18:34 San Jose (SJC) A
AA 3940 Non-stop Embraer EMB 175 (E75) 1:59 Effective 2025-09-03 through 2025-10-25
Daily 16:40 Dallas Fort Worth (DFW) 17:47 Fort Smith (FSM)
AA 3940 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:07 Effective 2025-05-05 through 2025-05-22
Fri,Sat 16:40 Dallas Fort Worth (DFW) 17:47 Fort Smith (FSM)
AA 3940 Non-stop Embraer EMB 175 (E75) 1:07 Effective 2025-05-23 through 2025-05-24
Daily 16:40 Dallas Fort Worth (DFW) 17:47 Fort Smith (FSM)
AA 3940 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:07 Effective 2025-05-25 through 2025-06-04
Daily 19:13 San Jose (SJC) A 21:20 Phoenix Sky Harbor (PHX) 4
AA 3940 Non-stop Embraer EMB 175 (E75) 2:07 Effective 2025-10-06 through 2025-10-25
Daily 19:16 San Jose (SJC) A 21:20 Phoenix Sky Harbor (PHX) 4
AA 3940 Non-stop Embraer EMB 175 (E75) 2:04 Effective 2025-09-03 through 2025-10-05
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This flight number is listed as serving the following routes:


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American Airlines flight AA 3940: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
American Airlines AA3940
07:17
Phoenix Sky Harbor (PHX) 4

09:15
San Jose (SJC) A
Effective 2025-06-05 through 2025-07-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:58, non-stop
Embraer EMB 175 (E75)
American Airlines AA3940
07:17
Phoenix Sky Harbor (PHX) 4

09:10
San Jose (SJC) A
Effective 2025-07-05 through 2025-08-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:53, non-stop
Embraer EMB 175 (E75)
American Airlines AA3940
08:15
Phoenix Sky Harbor (PHX) 4

09:01
Santa Barbara (SBA)
Effective 2025-11-02 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:46, non-stop
Embraer EMB 175 (E75)
American Airlines AA3940
08:15
Phoenix Sky Harbor (PHX) 4

08:56
Santa Barbara (SBA)
Effective 2025-12-03 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:41, non-stop
Embraer EMB 175 (E75)
American Airlines AA3940
08:15
Phoenix Sky Harbor (PHX) 4

08:54
Santa Barbara (SBA)
Effective 2025-12-18 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:39, non-stop
Embraer EMB 175 (E75)
American Airlines AA3940
08:15
Phoenix Sky Harbor (PHX) 4

09:01
Santa Barbara (SBA)
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:46, non-stop
Embraer EMB 175 (E75)
American Airlines AA3940
09:45
San Jose (SJC) A

11:45
Phoenix Sky Harbor (PHX) 4
Effective 2025-06-05 through 2025-07-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:00, non-stop
Embraer EMB 175 (E75)
American Airlines AA3940
09:45
San Jose (SJC) A

11:44
Phoenix Sky Harbor (PHX) 4
Effective 2025-07-05 through 2025-08-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:59, non-stop
Embraer EMB 175 (E75)
American Airlines AA3940
10:11
Santa Barbara (SBA)

12:50
Phoenix Sky Harbor (PHX) 4
Effective 2025-11-02 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:39, non-stop
Embraer EMB 175 (E75)
American Airlines AA3940
10:11
Santa Barbara (SBA)

12:50
Phoenix Sky Harbor (PHX) 4
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:39, non-stop
Embraer EMB 175 (E75)
American Airlines AA3940
10:12
Santa Barbara (SBA)

12:50
Phoenix Sky Harbor (PHX) 4
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:38, non-stop
Embraer EMB 175 (E75)
American Airlines AA3940
10:15
Santa Barbara (SBA)

12:50
Phoenix Sky Harbor (PHX) 4
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:35, non-stop
Embraer EMB 175 (E75)
American Airlines AA3940
10:17
Santa Barbara (SBA)

12:50
Phoenix Sky Harbor (PHX) 4
Effective 2025-12-03 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:33, non-stop
Embraer EMB 175 (E75)
American Airlines AA3940
13:22
Chicago O'Hare (ORD) 3

15:19
Fargo (FAR)
Valid until 2025-05-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:57, non-stop
Embraer EMB 175 (E75)
American Airlines AA3940
15:49
Fargo (FAR)

17:42
Chicago O'Hare (ORD) 3
Valid until 2025-05-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:53, non-stop
Embraer EMB 175 (E75)
American Airlines AA3940
16:35
Dallas Fort Worth (DFW)

17:42
Fort Smith (FSM)
Effective 2025-08-06 through 2025-09-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:07, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3940
16:35
Phoenix Sky Harbor (PHX) 4

18:34
San Jose (SJC) A
Effective 2025-09-03 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:59, non-stop
Embraer EMB 175 (E75)
American Airlines AA3940
16:40
Dallas Fort Worth (DFW)

17:47
Fort Smith (FSM)
Effective 2025-05-05 through 2025-05-22
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:07, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3940
16:40
Dallas Fort Worth (DFW)

17:47
Fort Smith (FSM)
Effective 2025-05-23 through 2025-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
-
Duration: 1:07, non-stop
Embraer EMB 175 (E75)
American Airlines AA3940
16:40
Dallas Fort Worth (DFW)

17:47
Fort Smith (FSM)
Effective 2025-05-25 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:07, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3940
19:13
San Jose (SJC) A

21:20
Phoenix Sky Harbor (PHX) 4
Effective 2025-10-06 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:07, non-stop
Embraer EMB 175 (E75)
American Airlines AA3940
19:16
San Jose (SJC) A

21:20
Phoenix Sky Harbor (PHX) 4
Effective 2025-09-03 through 2025-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:04, non-stop
Embraer EMB 175 (E75)
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This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - Fargo (FAR)
  • Dallas Fort Worth (DFW) - Fort Smith (FSM)
  • Phoenix Sky Harbor (PHX) - San Jose (SJC)
  • Santa Barbara (SBA) - Phoenix Sky Harbor (PHX)
All American Airlines flights
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