American Airlines flight AA 3721: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 05:50 Manhattan (MHK) 07:30 Chicago O'Hare (ORD) 3
AA 3721 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:40 Valid until 2025-05-04
Daily 06:19 Appleton (ATW) 07:30 Chicago O'Hare (ORD) 3
AA 3721 Non-stop Embraer EMB 175 (E75) 1:11 Effective 2025-08-06 through 2025-09-02
Daily 08:30 Miami (MIA) 10:54 Raleigh/Durham (RDU) 2
AA 3721 Non-stop Embraer EMB 175 (E75) 2:24 Effective 2025-09-03 through 2025-10-05
Daily 10:38 Memphis (MEM) 12:40 Chicago O'Hare (ORD) 3
AA 3721 Non-stop Embraer EMB 175 (E75) 2:02 Effective 2025-10-06 through 2025-10-25
Thu 10:43 Tulsa (TUL) 12:42 Chicago O'Hare (ORD) 3
AA 3721 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:59 Operates only on 2025-05-08
Thu 10:43 Tulsa (TUL) 12:42 Chicago O'Hare (ORD) 3
AA 3721 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:59 Operates only on 2025-05-29
Mon-Wed,Fri 10:45 Tulsa (TUL) 12:44 Chicago O'Hare (ORD) 3
AA 3721 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:59 Effective 2025-05-05 through 2025-05-14
Mon-Fri 10:45 Tulsa (TUL) 12:44 Chicago O'Hare (ORD) 3
AA 3721 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:59 Effective 2025-05-15 through 2025-05-28
Mon-Wed,Fri 10:45 Tulsa (TUL) 12:44 Chicago O'Hare (ORD) 3
AA 3721 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:59 Effective 2025-05-30 through 2025-06-04
Daily 13:10 Chicago O'Hare (ORD) 3 14:19 Cedar Rapids (CID)
AA 3721 Non-stop Embraer EMB 175 (E75) 1:09 Effective 2025-10-26 through 2025-11-01
Daily 14:50 Chicago O'Hare (ORD) 3 15:50 Moline (MLI)
AA 3721 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:00 Effective 2025-12-18 through 2026-01-05
Daily 17:04 Chicago O'Hare (ORD) 3 18:01 Moline (MLI)
AA 3721 Non-stop Embraer EMB 170 / EMB 175 (E70) 0:57 Effective 2025-06-16 through 2025-07-03
Daily 17:07 Chicago O'Hare (ORD) 3 18:04 Moline (MLI)
AA 3721 Non-stop Embraer EMB 170 / EMB 175 (E70) 0:57 Effective 2025-06-05 through 2025-06-15
Daily 17:08 Chicago O'Hare (ORD) 3 18:05 Moline (MLI)
AA 3721 Non-stop Embraer EMB 170 / EMB 175 (E70) 0:57 Effective 2025-07-05 through 2025-08-05
Fri 17:15 Chicago O'Hare (ORD) 3 18:10 Moline (MLI)
AA 3721 Non-stop Embraer EMB 170 / EMB 175 (E70) 0:55 Operates only on 2025-07-04
Daily 18:28 Moline (MLI) 19:50 Chicago O'Hare (ORD) 3
AA 3721 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:22 Effective 2025-12-18 through 2026-01-05
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This flight number is listed as serving the following routes:


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American Airlines flight AA 3721: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
American Airlines AA3721
05:50
Manhattan (MHK)

07:30
Chicago O'Hare (ORD) 3
Valid until 2025-05-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:40, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3721
06:19
Appleton (ATW)

07:30
Chicago O'Hare (ORD) 3
Effective 2025-08-06 through 2025-09-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:11, non-stop
Embraer EMB 175 (E75)
American Airlines AA3721
08:30
Miami (MIA)

10:54
Raleigh/Durham (RDU) 2
Effective 2025-09-03 through 2025-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:24, non-stop
Embraer EMB 175 (E75)
American Airlines AA3721
10:38
Memphis (MEM)

12:40
Chicago O'Hare (ORD) 3
Effective 2025-10-06 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:02, non-stop
Embraer EMB 175 (E75)
American Airlines AA3721
10:43
Tulsa (TUL)

12:42
Chicago O'Hare (ORD) 3
Operates only on 2025-05-08
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:59, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3721
10:43
Tulsa (TUL)

12:42
Chicago O'Hare (ORD) 3
Operates only on 2025-05-29
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:59, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3721
10:45
Tulsa (TUL)

12:44
Chicago O'Hare (ORD) 3
Effective 2025-05-05 through 2025-05-14
Mon
Tue
Wed
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:59, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3721
10:45
Tulsa (TUL)

12:44
Chicago O'Hare (ORD) 3
Effective 2025-05-15 through 2025-05-28
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:59, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3721
10:45
Tulsa (TUL)

12:44
Chicago O'Hare (ORD) 3
Effective 2025-05-30 through 2025-06-04
Mon
Tue
Wed
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:59, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3721
13:10
Chicago O'Hare (ORD) 3

14:19
Cedar Rapids (CID)
Effective 2025-10-26 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:09, non-stop
Embraer EMB 175 (E75)
American Airlines AA3721
14:50
Chicago O'Hare (ORD) 3

15:50
Moline (MLI)
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:00, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3721
17:04
Chicago O'Hare (ORD) 3

18:01
Moline (MLI)
Effective 2025-06-16 through 2025-07-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 0:57, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3721
17:07
Chicago O'Hare (ORD) 3

18:04
Moline (MLI)
Effective 2025-06-05 through 2025-06-15
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 0:57, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3721
17:08
Chicago O'Hare (ORD) 3

18:05
Moline (MLI)
Effective 2025-07-05 through 2025-08-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 0:57, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3721
17:15
Chicago O'Hare (ORD) 3

18:10
Moline (MLI)
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 0:55, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3721
18:28
Moline (MLI)

19:50
Chicago O'Hare (ORD) 3
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:22, non-stop
Embraer EMB 170 / EMB 175 (E70)
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This flight number is listed as serving the following routes:
  • Appleton (ATW) - Chicago O'Hare (ORD)
  • Chicago O'Hare (ORD) - Cedar Rapids (CID)
  • Manhattan (MHK) - Chicago O'Hare (ORD)
  • Memphis (MEM) - Chicago O'Hare (ORD)
  • Miami (MIA) - Raleigh/Durham (RDU)
  • Moline (MLI) - Chicago O'Hare (ORD)
  • Tulsa (TUL) - Chicago O'Hare (ORD)
All American Airlines flights
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