Iberia flight IB 4126: Multiple routes

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 06:30 Boston Logan (BOS) B 08:42 Saint Louis (STL) 1
IB 4126 Non-stop Embraer EMB 175 (E75) 3:12 Effective 2026-04-07 through 2026-05-20
Codeshare flight, operated by American Airlines.(AA 4518)
Daily 07:00 Boston Logan (BOS) B 09:14 Saint Louis (STL) 1
IB 4126 Non-stop Embraer EMB 175 (E75) 3:14 Effective 2026-08-05 through 2026-09-08
Codeshare flight, operated by American Airlines.(AA 3615)
Daily 07:00 Boston Logan (BOS) B 09:16 Saint Louis (STL) 1
IB 4126 Non-stop Embraer EMB 175 (E75) 3:16 Effective 2026-09-09 through 2026-10-04
Codeshare flight, operated by American Airlines.(AA 3546)
Daily 07:15 Boston Logan (BOS) B 09:31 Saint Louis (STL) 1
IB 4126 Non-stop Embraer EMB 175 (E75) 3:16 Effective 2026-05-21 through 2026-07-01
Codeshare flight, operated by American Airlines.(AA 3814)
Daily 07:15 Boston Logan (BOS) B 09:29 Saint Louis (STL) 1
IB 4126 Non-stop Embraer EMB 175 (E75) 3:14 Effective 2026-07-02 through 2026-08-04
Codeshare flight, operated by American Airlines.(AA 3827)
Tue-Sun 11:20 Orlando (MCO) B 12:36 Miami (MIA)
IB 4126 Non-stop Airbus A321neo (32Q) 1:16 Effective 2026-01-06 through 2026-02-11
Codeshare flight, operated by American Airlines.(AA 2468)
Mon 11:20 Orlando (MCO) B 12:36 Miami (MIA)
IB 4126 Non-stop Airbus A319 (319) 1:16 Operates only on 2026-01-12
Codeshare flight, operated by American Airlines.(AA 2468)
Mon 11:20 Orlando (MCO) B 12:36 Miami (MIA)
IB 4126 Non-stop Airbus A319 (319) 1:16 Effective 2026-02-02 through 2026-02-09
Codeshare flight, operated by American Airlines.(AA 2468)
Tue,Thu,Sun 11:25 Dallas Fort Worth (DFW) 13:19 San Jose (SJC) A
IB 4126 Non-stop Boeing 737-800 (738) 3:54 Effective 2026-02-12 through 2026-03-05
Codeshare flight, operated by American Airlines.(AA 3138)
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This flight number is listed as serving the following routes:


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Iberia flight IB 4126: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Iberia IB4126
06:30
Boston Logan (BOS) B

08:42
Saint Louis (STL) 1
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4518)
Duration: 3:12, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Iberia IB4126
07:00
Boston Logan (BOS) B

09:14
Saint Louis (STL) 1
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3615)
Duration: 3:14, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Iberia IB4126
07:00
Boston Logan (BOS) B

09:16
Saint Louis (STL) 1
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3546)
Duration: 3:16, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Iberia IB4126
07:15
Boston Logan (BOS) B

09:31
Saint Louis (STL) 1
Effective 2026-05-21 through 2026-07-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3814)
Duration: 3:16, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Iberia IB4126
07:15
Boston Logan (BOS) B

09:29
Saint Louis (STL) 1
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3827)
Duration: 3:14, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Iberia IB4126
11:20
Orlando (MCO) B

12:36
Miami (MIA)
Effective 2026-01-06 through 2026-02-11
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2468)
Duration: 1:16, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
Iberia IB4126
11:20
Orlando (MCO) B

12:36
Miami (MIA)
Operates only on 2026-01-12
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 2468)
Duration: 1:16, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Iberia IB4126
11:20
Orlando (MCO) B

12:36
Miami (MIA)
Effective 2026-02-02 through 2026-02-09
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 2468)
Duration: 1:16, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Iberia IB4126
11:25
Dallas Fort Worth (DFW)

13:19
San Jose (SJC) A
Effective 2026-02-12 through 2026-03-05
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3138)
Duration: 3:54, non-stop
Boeing 737-800 (738)
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This flight number is listed as serving the following routes:
  • Boston Logan (BOS) - Saint Louis (STL)
  • Dallas Fort Worth (DFW) - San Jose (SJC)
  • Orlando (MCO) - Miami (MIA)
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