Iberia flight IB 4421: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon,Tue,Thu,Fri,Sun 11:30 El Paso (ELP) 14:19 Dallas Fort Worth (DFW)
IB 4421 Non-stop Airbus A319 (319) 1:49 Effective 2025-06-05 through 2025-07-04
Codeshare flight, operated by American Airlines.(AA 3282)
Mon,Tue,Thu,Fri,Sun 11:31 El Paso (ELP) 14:19 Dallas Fort Worth (DFW)
IB 4421 Non-stop Airbus A319 (319) 1:48 Effective 2025-07-06 through 2025-08-05
Codeshare flight, operated by American Airlines.(AA 3282)
Mon-Thu,Sun 12:15 Las Americas, Santo Domingo (SDQ) 14:42 Miami (MIA)
IB 4421 Non-stop Boeing 737-800 (738) 2:27 Valid until 2025-05-01
Codeshare flight, operated by American Airlines.(AA 1237)
Fri,Sun 12:15 Las Americas, Santo Domingo (SDQ) 14:42 Miami (MIA)
IB 4421 Non-stop Boeing 737-800 (738) 2:27 Effective 2025-05-02 through 2025-05-04
Codeshare flight, operated by American Airlines.(AA 1237)
Mon-Fri,Sun 12:15 Las Americas, Santo Domingo (SDQ) 14:40 Miami (MIA)
IB 4421 Non-stop Boeing 737-800 (738) 2:25 Effective 2025-05-05 through 2025-05-22
Codeshare flight, operated by American Airlines.(AA 1237)
Mon-Thu,Sun 12:15 Las Americas, Santo Domingo (SDQ) 14:40 Miami (MIA)
IB 4421 Non-stop Boeing 737-800 (738) 2:25 Effective 2025-05-25 through 2025-06-04
Codeshare flight, operated by American Airlines.(AA 1237)
Daily 12:42 Las Americas, Santo Domingo (SDQ) 15:07 Miami (MIA)
IB 4421 Non-stop Boeing 737-800 (738) 2:25 Effective 2025-08-06 through 2025-09-02
Codeshare flight, operated by American Airlines.(AA 1237)
Daily 22:30 Dallas Fort Worth (DFW) 23:53 Laredo (LRD)
IB 4421 Non-stop Embraer EMB 175 (E75) 1:23 Effective 2025-09-03 through 2025-10-05
Codeshare flight, operated by American Airlines.(AA 3702)
Daily 22:30 Dallas Fort Worth (DFW) 23:55 Laredo (LRD)
IB 4421 Non-stop Embraer EMB 175 (E75) 1:25 Effective 2025-10-06 through 2025-10-25
Codeshare flight, operated by American Airlines.(AA 3702)
Daily 22:30 Miami (MIA) 23:54 Jacksonville (JAX)
IB 4421 Non-stop Boeing 737-800 (738) 1:24 Effective 2025-10-26 through 2025-11-01
Codeshare flight, operated by American Airlines.(AA 3014)
Daily 22:30 Miami (MIA) 23:56 Jacksonville (JAX)
IB 4421 Non-stop Boeing 737-800 (738) 1:26 Effective 2025-11-02 through 2025-12-02
Codeshare flight, operated by American Airlines.(AA 3014)
Daily 22:45 Miami (MIA) 00:14 Jacksonville (JAX)
IB 4421 Non-stop Airbus A319 (319) 1:29 Effective 2026-01-06 through 2026-02-11
Codeshare flight, operated by American Airlines.(AA 3014)
The flight arrives 1 day after departure.
Daily 22:45 Miami (MIA) 00:15 Jacksonville (JAX)
IB 4421 Non-stop Airbus A319 (319) 1:30 Effective from 2026-02-12
Codeshare flight, operated by American Airlines.(AA 3014)
The flight arrives 1 day after departure.
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This flight number is listed as serving the following routes:


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Iberia flight IB 4421: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Iberia IB4421
11:30
El Paso (ELP)

14:19
Dallas Fort Worth (DFW)
Effective 2025-06-05 through 2025-07-04
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3282)
Duration: 1:49, non-stop
Airbus A319 (319)
Iberia IB4421
11:31
El Paso (ELP)

14:19
Dallas Fort Worth (DFW)
Effective 2025-07-06 through 2025-08-05
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3282)
Duration: 1:48, non-stop
Airbus A319 (319)
Iberia IB4421
12:15
Las Americas, Santo Domingo (SDQ)

14:42
Miami (MIA)
Valid until 2025-05-01
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 1237)
Duration: 2:27, non-stop
Boeing 737-800 (738)
Iberia IB4421
12:15
Las Americas, Santo Domingo (SDQ)

14:42
Miami (MIA)
Effective 2025-05-02 through 2025-05-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 1237)
Duration: 2:27, non-stop
Boeing 737-800 (738)
Iberia IB4421
12:15
Las Americas, Santo Domingo (SDQ)

14:40
Miami (MIA)
Effective 2025-05-05 through 2025-05-22
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 1237)
Duration: 2:25, non-stop
Boeing 737-800 (738)
Iberia IB4421
12:15
Las Americas, Santo Domingo (SDQ)

14:40
Miami (MIA)
Effective 2025-05-25 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 1237)
Duration: 2:25, non-stop
Boeing 737-800 (738)
Iberia IB4421
12:42
Las Americas, Santo Domingo (SDQ)

15:07
Miami (MIA)
Effective 2025-08-06 through 2025-09-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1237)
Duration: 2:25, non-stop
Boeing 737-800 (738)
Iberia IB4421
22:30
Dallas Fort Worth (DFW)

23:53
Laredo (LRD)
Effective 2025-09-03 through 2025-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3702)
Duration: 1:23, non-stop
Embraer EMB 175 (E75)
Iberia IB4421
22:30
Dallas Fort Worth (DFW)

23:55
Laredo (LRD)
Effective 2025-10-06 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3702)
Duration: 1:25, non-stop
Embraer EMB 175 (E75)
Iberia IB4421
22:30
Miami (MIA)

23:54
Jacksonville (JAX)
Effective 2025-10-26 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3014)
Duration: 1:24, non-stop
Boeing 737-800 (738)
Iberia IB4421
22:30
Miami (MIA)

23:56
Jacksonville (JAX)
Effective 2025-11-02 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3014)
Duration: 1:26, non-stop
Boeing 737-800 (738)
Iberia IB4421
22:45
Miami (MIA)

00:14(+1)
Jacksonville (JAX)
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3014)
Duration: 1:29, non-stop
Airbus A319 (319)
The flight arrives 1 day after departure.
Iberia IB4421
22:45
Miami (MIA)

00:15(+1)
Jacksonville (JAX)
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3014)
Duration: 1:30, non-stop
Airbus A319 (319)
The flight arrives 1 day after departure.
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This flight number is listed as serving the following routes:
  • Dallas Fort Worth (DFW) - Laredo (LRD)
  • El Paso (ELP) - Dallas Fort Worth (DFW)
  • Las Americas, Santo Domingo (SDQ) - Miami (MIA)
  • Miami (MIA) - Jacksonville (JAX)
All Iberia flights
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