Alaska Airlines
flight
AS 4478:
Multiple routes
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FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS4478
Effective 2026-01-06 through 2026-01-07
Mon
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Wed
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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 5172)
Duration: 2:00, non-stop Canadair CRJ 700 (CR7)
Alaska Airlines AS4478
Effective 2025-09-06 through 2025-09-27
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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Sun
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Codeshare flight, operated by American Airlines.
(AA 6422)
Duration: 2:21, non-stop Embraer EMB 175 (E75)
Alaska Airlines AS4478
Effective 2025-07-05 through 2025-08-02
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 1037)
Duration: 4:38, non-stop Boeing 737-800 (738)
Alaska Airlines AS4478
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 1037)
Duration: 4:39, non-stop Boeing 737-800 (738)
Alaska Airlines AS4478
Effective 2025-06-06 through 2025-08-05
Mon
Tue
Wed
Thu
Fri
Sat
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Sun
Codeshare flight, operated by American Airlines.
(AA 1037)
Duration: 4:36, non-stop Boeing 737-800 (738)
Alaska Airlines AS4478
Valid until 2025-05-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 1234)
Duration: 4:29, non-stop Boeing 737-800 (738)
Alaska Airlines AS4478
Operates only on 2025-06-05
Mon
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Tue
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Wed
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Fri
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Sun
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Codeshare flight, operated by American Airlines.
(AA 1037)
Duration: 4:35, non-stop Boeing 737-800 (738)
Alaska Airlines AS4478
Effective 2025-08-09 through 2025-08-30
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 2880)
Duration: 3:50, non-stop Airbus A319 (319)
Alaska Airlines AS4478
Effective 2025-05-05 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 1037)
Duration: 4:02, non-stop Boeing 737-800 (738)
Alaska Airlines AS4478
Effective 2025-10-06 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 5003)
Duration: 1:26, non-stop Canadair CRJ 700 (CR7)
Alaska Airlines AS4478
Effective 2025-10-01 through 2025-10-05
Mon
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Tue
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Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 5172)
Duration: 1:27, non-stop Canadair CRJ 700 (CR7)
Alaska Airlines AS4478
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 5172)
Duration: 1:58, non-stop Canadair CRJ 700 (CR7)
Alaska Airlines AS4478
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 5399)
Duration: 2:00, non-stop Canadair CRJ 700 (CR7)
Alaska Airlines AS4478
Effective 2025-09-28 through 2025-09-29
Mon
Tue
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Wed
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Thu
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Fri
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Sat
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Sun
Codeshare flight, operated by American Airlines.
(AA 6511)
Duration: 1:19, non-stop Canadair CRJ 700 (CR7)
Alaska Airlines AS4478
Effective 2025-09-03 through 2025-09-05
Mon
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Tue
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Wed
Thu
Fri
Sat
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Sun
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Codeshare flight, operated by American Airlines.
(AA 3744)
Duration: 1:58, non-stop Embraer EMB 170 / EMB 175 (E70)
Alaska Airlines AS4478
Effective 2025-09-07 through 2025-09-26
Mon
Tue
Wed
Thu
Fri
Sat
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Sun
Codeshare flight, operated by American Airlines.
(AA 3124)
Duration: 1:32, non-stop Airbus A319 (319)
Alaska Airlines AS4478
Effective 2025-12-06 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 5836)
Duration: 1:42, non-stop Embraer ERJ 145 (ER4)
Alaska Airlines AS4478
Effective 2025-10-26 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 3424)
Duration: 2:57, non-stop Embraer EMB 175 (E75)
Alaska Airlines AS4478
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 3424)
Duration: 2:57, non-stop Embraer EMB 175 (E75)
Alaska Airlines AS4478
Effective 2025-08-20 through 2025-09-02
Mon
Tue
Wed
Thu
Fri
Sat
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Sun
Codeshare flight, operated by American Airlines.
(AA 6257)
Duration: 1:08, non-stop Canadair CRJ 700 (CR7)
Alaska Airlines AS4478
Effective 2025-08-06 through 2025-08-19
Mon
Tue
Wed
Thu
Fri
Sat
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Sun
Codeshare flight, operated by American Airlines.
(AA 2472)
Duration: 1:31, non-stop Airbus A319 (319)
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This flight number is listed as serving the following routes:
- Burlington (BTV) - Ronald Reagan Washington (DCA)
- Chicago O'Hare (ORD) - Milwaukee (MKE)
- Chicago O'Hare (ORD) - Omaha (OMA)
- Cincinnati (CVG) - Chicago O'Hare (ORD)
- Dallas Fort Worth (DFW) - Midland (MAF)
- Dayton (DAY) - Chicago O'Hare (ORD)
- Durango (DRO) - Phoenix Sky Harbor (PHX)
- Fargo (FAR) - Chicago O'Hare (ORD)
- Greenville/Spartanburg (GSP) - Dallas Fort Worth (DFW)
- Hartford (BDL) - Dallas Fort Worth (DFW)
- Los Angeles (LAX) - Denver (DEN)
- Los Angeles (LAX) - John Glenn Columbus (CMH)
- Philadelphia (PHL) - Cyril E. King, Saint Thomas Island (STT)
- Philadelphia (PHL) - Lexington (LEX)
- Philadelphia (PHL) - Wilmington (ILM)