American Airlines flight AA 3637: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 08:00 Chicago O'Hare (ORD) 3 09:52 Birmingham (BHM)
AA 3637 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:52 Effective from 2026-02-12
Daily 09:57 Dallas Fort Worth (DFW) 11:15 Lubbock (LBB)
AA 3637 Non-stop Embraer EMB 175 (E75) 1:18 Effective 2025-10-06 through 2025-11-01
Daily 09:59 Dallas Fort Worth (DFW) 11:29 Lubbock (LBB)
AA 3637 Non-stop Embraer EMB 175 (E75) 1:30 Effective 2025-12-18 through 2026-01-05
Daily 10:00 Dallas Fort Worth (DFW) 11:08 Lubbock (LBB)
AA 3637 Non-stop Embraer EMB 175 (E75) 1:08 Effective 2025-08-06 through 2025-09-02
Daily 10:00 Dallas Fort Worth (DFW) 11:11 Lubbock (LBB)
AA 3637 Non-stop Embraer EMB 175 (E75) 1:11 Effective 2025-09-03 through 2025-10-05
Daily 10:00 Dallas Fort Worth (DFW) 11:33 Lubbock (LBB)
AA 3637 Non-stop Embraer EMB 175 (E75) 1:33 Effective 2025-11-02 through 2025-12-02
Mon-Fri,Sun 10:23 Dallas Fort Worth (DFW) 11:34 Lubbock (LBB)
AA 3637 Non-stop Embraer EMB 175 (E75) 1:11 Effective 2025-07-06 through 2025-08-05
Mon-Fri,Sun 10:24 Dallas Fort Worth (DFW) 11:37 Lubbock (LBB)
AA 3637 Non-stop Embraer EMB 175 (E75) 1:13 Effective 2025-06-05 through 2025-06-13
Daily 10:24 Dallas Fort Worth (DFW) 11:37 Lubbock (LBB)
AA 3637 Non-stop Embraer EMB 175 (E75) 1:13 Effective 2025-06-14 through 2025-07-04
Sat 10:26 Dallas Fort Worth (DFW) 11:46 Lubbock (LBB)
AA 3637 Non-stop Embraer EMB 175 (E75) 1:20 Valid until 2025-05-03
Mon-Fri,Sun 10:49 Dallas Fort Worth (DFW) 12:08 Lubbock (LBB)
AA 3637 Non-stop Embraer EMB 175 (E75) 1:19 Effective 2025-05-05 through 2025-06-04
Mon-Fri,Sun 12:04 Lubbock (LBB) 13:24 Dallas Fort Worth (DFW)
AA 3637 Non-stop Embraer EMB 175 (E75) 1:20 Effective 2025-07-06 through 2025-08-05
Daily 12:04 Birmingham (BHM) 14:20 Chicago O'Hare (ORD) 3
AA 3637 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:16 Effective from 2026-02-12
Mon-Fri,Sun 12:07 Lubbock (LBB) 13:28 Dallas Fort Worth (DFW)
AA 3637 Non-stop Embraer EMB 175 (E75) 1:21 Effective 2025-06-05 through 2025-06-13
Daily 12:07 Lubbock (LBB) 13:28 Dallas Fort Worth (DFW)
AA 3637 Non-stop Embraer EMB 175 (E75) 1:21 Effective 2025-06-14 through 2025-07-04
Sat 12:17 Lubbock (LBB) 13:32 Dallas Fort Worth (DFW)
AA 3637 Non-stop Embraer EMB 175 (E75) 1:15 Valid until 2025-05-03
Daily 12:27 Lubbock (LBB) 13:45 Dallas Fort Worth (DFW)
AA 3637 Non-stop Embraer EMB 175 (E75) 1:18 Effective 2025-08-06 through 2025-12-02
Daily 12:31 Lubbock (LBB) 13:45 Dallas Fort Worth (DFW)
AA 3637 Non-stop Embraer EMB 175 (E75) 1:14 Effective 2025-12-18 through 2026-01-05
Mon-Fri,Sun 12:39 Lubbock (LBB) 14:00 Dallas Fort Worth (DFW)
AA 3637 Non-stop Embraer EMB 175 (E75) 1:21 Effective 2025-05-05 through 2025-06-04
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This flight number is listed as serving the following routes:


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American Airlines flight AA 3637: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
American Airlines AA3637
08:00
Chicago O'Hare (ORD) 3

09:52
Birmingham (BHM)
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:52, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3637
09:57
Dallas Fort Worth (DFW)

11:15
Lubbock (LBB)
Effective 2025-10-06 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:18, non-stop
Embraer EMB 175 (E75)
American Airlines AA3637
09:59
Dallas Fort Worth (DFW)

11:29
Lubbock (LBB)
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:30, non-stop
Embraer EMB 175 (E75)
American Airlines AA3637
10:00
Dallas Fort Worth (DFW)

11:08
Lubbock (LBB)
Effective 2025-08-06 through 2025-09-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:08, non-stop
Embraer EMB 175 (E75)
American Airlines AA3637
10:00
Dallas Fort Worth (DFW)

11:11
Lubbock (LBB)
Effective 2025-09-03 through 2025-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:11, non-stop
Embraer EMB 175 (E75)
American Airlines AA3637
10:00
Dallas Fort Worth (DFW)

11:33
Lubbock (LBB)
Effective 2025-11-02 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:33, non-stop
Embraer EMB 175 (E75)
American Airlines AA3637
10:23
Dallas Fort Worth (DFW)

11:34
Lubbock (LBB)
Effective 2025-07-06 through 2025-08-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:11, non-stop
Embraer EMB 175 (E75)
American Airlines AA3637
10:24
Dallas Fort Worth (DFW)

11:37
Lubbock (LBB)
Effective 2025-06-05 through 2025-06-13
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:13, non-stop
Embraer EMB 175 (E75)
American Airlines AA3637
10:24
Dallas Fort Worth (DFW)

11:37
Lubbock (LBB)
Effective 2025-06-14 through 2025-07-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:13, non-stop
Embraer EMB 175 (E75)
American Airlines AA3637
10:26
Dallas Fort Worth (DFW)

11:46
Lubbock (LBB)
Valid until 2025-05-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:20, non-stop
Embraer EMB 175 (E75)
American Airlines AA3637
10:49
Dallas Fort Worth (DFW)

12:08
Lubbock (LBB)
Effective 2025-05-05 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:19, non-stop
Embraer EMB 175 (E75)
American Airlines AA3637
12:04
Lubbock (LBB)

13:24
Dallas Fort Worth (DFW)
Effective 2025-07-06 through 2025-08-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:20, non-stop
Embraer EMB 175 (E75)
American Airlines AA3637
12:04
Birmingham (BHM)

14:20
Chicago O'Hare (ORD) 3
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:16, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3637
12:07
Lubbock (LBB)

13:28
Dallas Fort Worth (DFW)
Effective 2025-06-05 through 2025-06-13
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:21, non-stop
Embraer EMB 175 (E75)
American Airlines AA3637
12:07
Lubbock (LBB)

13:28
Dallas Fort Worth (DFW)
Effective 2025-06-14 through 2025-07-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:21, non-stop
Embraer EMB 175 (E75)
American Airlines AA3637
12:17
Lubbock (LBB)

13:32
Dallas Fort Worth (DFW)
Valid until 2025-05-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:15, non-stop
Embraer EMB 175 (E75)
American Airlines AA3637
12:27
Lubbock (LBB)

13:45
Dallas Fort Worth (DFW)
Effective 2025-08-06 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:18, non-stop
Embraer EMB 175 (E75)
American Airlines AA3637
12:31
Lubbock (LBB)

13:45
Dallas Fort Worth (DFW)
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:14, non-stop
Embraer EMB 175 (E75)
American Airlines AA3637
12:39
Lubbock (LBB)

14:00
Dallas Fort Worth (DFW)
Effective 2025-05-05 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:21, non-stop
Embraer EMB 175 (E75)
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This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - Birmingham (BHM)
  • Lubbock (LBB) - Dallas Fort Worth (DFW)
All American Airlines flights
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