Alaska Airlines
flight
AS 4421:
Multiple routes
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FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS4421
Effective 2025-11-02 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 3019)
Duration: 2:00, non-stop Boeing 737-800 (738)
Alaska Airlines AS4421
Operates only on 2026-01-06
Mon
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Tue
Wed
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Thu
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Fri
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Sat
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Sun
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Codeshare flight, operated by American Airlines.
(AA 3019)
Duration: 3:29, non-stop Boeing 737 MAX 8 (7M8)
Alaska Airlines AS4421
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 3019)
Duration: 3:22, non-stop Boeing 737 MAX 8 (7M8)
Alaska Airlines AS4421
Effective 2025-11-02 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 3019)
Duration: 2:45, non-stop Boeing 737-800 (738)
Alaska Airlines AS4421
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 3113)
Duration: 1:26, non-stop Airbus A321 (321)
Alaska Airlines AS4421
Effective 2025-12-03 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 3019)
Duration: 3:12, non-stop Airbus A321 (321)
Alaska Airlines AS4421
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 3113)
Duration: 1:22, non-stop Airbus A321 (321)
Alaska Airlines AS4421
Effective 2025-12-03 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 3019)
Duration: 3:03, non-stop Airbus A321 (321)
Alaska Airlines AS4421
Operates only on 2025-07-04
Mon
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Tue
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Wed
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Thu
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Fri
Sat
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Sun
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Codeshare flight, operated by American Airlines.
(AA 1181)
Duration: 2:52, non-stop Boeing 787 (787)
Alaska Airlines AS4421
Effective 2025-06-07 through 2025-06-28
Mon
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-
Tue
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-
Wed
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-
Thu
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Fri
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-
Sat
Sun
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Codeshare flight, operated by American Airlines.
(AA 1181)
Duration: 3:01, non-stop Boeing 737-800 (738)
Alaska Airlines AS4421
Effective 2025-08-06 through 2025-09-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 1181)
Duration: 2:58, non-stop Airbus A321neo (32Q)
Alaska Airlines AS4421
Valid until 2025-05-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 1181)
Duration: 2:44, non-stop Boeing 787 (787)
Alaska Airlines AS4421
Effective 2025-06-05 through 2025-07-03
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
Codeshare flight, operated by American Airlines.
(AA 1181)
Duration: 3:06, non-stop Boeing 737-800 (738)
Alaska Airlines AS4421
Effective 2025-07-05 through 2025-08-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 1181)
Duration: 3:03, non-stop Boeing 737-800 (738)
Alaska Airlines AS4421
Effective 2025-09-03 through 2025-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 1181)
Duration: 3:10, non-stop Airbus A321neo (32Q)
Alaska Airlines AS4421
Effective 2025-10-06 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 1181)
Duration: 2:59, non-stop Airbus A321neo (32Q)
Alaska Airlines AS4421
Effective 2025-05-05 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 1181)
Duration: 2:55, non-stop Airbus A321 (321)
Alaska Airlines AS4421
Effective 2025-10-26 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 2073)
Duration: 2:18, non-stop Airbus A319 (319)
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This flight number is listed as serving the following routes:
- Chicago O'Hare (ORD) - New York LaGuardia (LGA)
- Miami (MIA) - Chicago O'Hare (ORD)
- Philadelphia (PHL) - Miami (MIA)
- Phoenix Sky Harbor (PHX) - San Diego (SAN)
- Ronald Reagan Washington (DCA) - Jacksonville (JAX)
- San Diego (SAN) - Dallas Fort Worth (DFW)