American Airlines flight AA 4243: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Sat 14:21 Chicago O'Hare (ORD) 3 16:46 Detroit (DTW) E
AA 4243 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:25 Effective 2026-02-14 through 2026-03-07
Mon-Fri,Sun 14:24 Chicago O'Hare (ORD) 3 16:49 Detroit (DTW) E
AA 4243 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:25 Effective 2026-02-12 through 2026-03-06
Daily 14:40 Dallas Fort Worth (DFW) 15:40 Chihuahua (CUU)
AA 4243 Non-stop Embraer EMB 175 (E75) 2:00 Effective 2026-04-07 through 2026-05-20
Daily 14:40 Dallas Fort Worth (DFW) 15:35 Chihuahua (CUU)
AA 4243 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:55 Effective 2026-05-21 through 2026-07-01
Daily 14:40 Dallas Fort Worth (DFW) 15:30 Chihuahua (CUU)
AA 4243 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:50 Effective 2026-07-02 through 2026-10-04
Mon,Tue,Thu-Sun 18:35 Chicago O'Hare (ORD) 3 19:38 Milwaukee (MKE)
AA 4243 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:03 Valid until 2026-01-05
Mon,Tue,Thu-Sun 20:08 Milwaukee (MKE) 21:30 Chicago O'Hare (ORD) 3
AA 4243 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:22 Valid until 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 4243: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
American Airlines AA4243
14:21
Chicago O'Hare (ORD) 3

16:46
Detroit (DTW) E
Effective 2026-02-14 through 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:25, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4243
14:24
Chicago O'Hare (ORD) 3

16:49
Detroit (DTW) E
Effective 2026-02-12 through 2026-03-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:25, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4243
14:40
Dallas Fort Worth (DFW)

15:40
Chihuahua (CUU)
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:00, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4243
14:40
Dallas Fort Worth (DFW)

15:35
Chihuahua (CUU)
Effective 2026-05-21 through 2026-07-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:55, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4243
14:40
Dallas Fort Worth (DFW)

15:30
Chihuahua (CUU)
Effective 2026-07-02 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:50, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4243
18:35
Chicago O'Hare (ORD) 3

19:38
Milwaukee (MKE)
Valid until 2026-01-05
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Duration: 1:03, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4243
20:08
Milwaukee (MKE)

21:30
Chicago O'Hare (ORD) 3
Valid until 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:
  • Chicago O'Hare (ORD) - Detroit (DTW)
  • Dallas Fort Worth (DFW) - Chihuahua (CUU)
  • Milwaukee (MKE) - Chicago O'Hare (ORD)
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