American Airlines flight AA 4157: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Daily 08:45 Dallas Fort Worth (DFW) 12:07 South Bend (SBN)
AA 4157 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:22 Effective 2026-02-12 through 2026-03-07
Daily 08:45 Dallas Fort Worth (DFW) 12:10 South Bend (SBN)
AA 4157 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:25 Effective 2026-03-08 through 2026-04-06
Daily 12:37 South Bend (SBN) 14:40 Dallas Fort Worth (DFW)
AA 4157 Non-stop Embraer EMB 170 / EMB 175 (E70) 3:03 Effective 2026-02-12 through 2026-03-07
Daily 12:40 South Bend (SBN) 14:30 Dallas Fort Worth (DFW)
AA 4157 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:50 Effective 2026-03-08 through 2026-04-06
Daily 14:52 Miami (MIA) 15:49 Pensacola (PNS)
AA 4157 Non-stop Embraer EMB 175 (E75) 1:57 Valid until 2026-01-05
Mon-Fri,Sun 15:50 Boston Logan (BOS) B 18:05 Chicago O'Hare (ORD) 3
AA 4157 Non-stop Embraer EMB 175 (E75) 3:15 Effective 2026-01-06 through 2026-02-11
Sat 15:50 Boston Logan (BOS) B 18:05 Chicago O'Hare (ORD) 3
AA 4157 Non-stop Embraer EMB 175 (E75) 3:15 Operates only on 2026-01-17
Daily 16:19 Pensacola (PNS) 19:10 Miami (MIA)
AA 4157 Non-stop Embraer EMB 175 (E75) 1:51 Valid until 2026-01-05
Sat 17:18 Boston Logan (BOS) B 19:29 Chicago O'Hare (ORD) 3
AA 4157 Non-stop Embraer EMB 175 (E75) 3:11 Operates only on 2026-01-10
Sat 17:18 Boston Logan (BOS) B 19:29 Chicago O'Hare (ORD) 3
AA 4157 Non-stop Embraer EMB 175 (E75) 3:11 Effective 2026-01-24 through 2026-02-07
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This flight number is listed as serving the following routes:


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American Airlines flight AA 4157: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
American Airlines AA4157
08:45
Dallas Fort Worth (DFW)

12:07
South Bend (SBN)
Effective 2026-02-12 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:22, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4157
08:45
Dallas Fort Worth (DFW)

12:10
South Bend (SBN)
Effective 2026-03-08 through 2026-04-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:25, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4157
12:37
South Bend (SBN)

14:40
Dallas Fort Worth (DFW)
Effective 2026-02-12 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:03, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4157
12:40
South Bend (SBN)

14:30
Dallas Fort Worth (DFW)
Effective 2026-03-08 through 2026-04-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:50, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4157
14:52
Miami (MIA)

15:49
Pensacola (PNS)
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:57, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4157
15:50
Boston Logan (BOS) B

18:05
Chicago O'Hare (ORD) 3
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:15, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4157
15:50
Boston Logan (BOS) B

18:05
Chicago O'Hare (ORD) 3
Operates only on 2026-01-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:15, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4157
16:19
Pensacola (PNS)

19:10
Miami (MIA)
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:51, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4157
17:18
Boston Logan (BOS) B

19:29
Chicago O'Hare (ORD) 3
Operates only on 2026-01-10
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:11, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4157
17:18
Boston Logan (BOS) B

19:29
Chicago O'Hare (ORD) 3
Effective 2026-01-24 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:11, non-stop
Embraer EMB 175 (E75)
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This flight number is listed as serving the following routes:
  • Boston Logan (BOS) - Chicago O'Hare (ORD)
  • Pensacola (PNS) - Miami (MIA)
  • South Bend (SBN) - Dallas Fort Worth (DFW)
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