Alaska Airlines
flight
AS 4343:
Multiple routes
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FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS4343
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 5338)
Duration: 1:27, non-stop Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
Alaska Airlines AS4343
Effective 2026-02-14 through 2026-03-28
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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Sun
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Codeshare flight, operated by American Airlines.
(AA 5301)
Duration: 1:29, non-stop Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
Alaska Airlines AS4343
Effective 2026-03-29 through 2026-04-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 5301)
Duration: 1:29, non-stop Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
Alaska Airlines AS4343
Effective 2026-06-18 through 2026-06-25
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 3055)
Duration: 2:55, non-stop Airbus A321 (321)
Direct Codeshare Flights:
Alaska Airlines AS4343
Effective 2026-06-27 through 2026-06-28
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
Codeshare flight, operated by American Airlines.
(AA 3055)
Duration: 2:55, non-stop Airbus A321 (321)
Direct Codeshare Flights:
Alaska Airlines AS4343
Effective 2026-07-02 through 2026-07-03
Mon
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Tue
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Wed
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Thu
Fri
Sat
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Sun
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Codeshare flight, operated by American Airlines.
(AA 3055)
Duration: 2:53, non-stop Airbus A321 (321)
Direct Codeshare Flights:
Alaska Airlines AS4343
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 3710)
Duration: 1:27, non-stop Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Alaska Airlines AS4343
Effective 2026-01-08 through 2026-02-09
Mon
Tue
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Wed
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Thu
Fri
Sat
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Sun
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Codeshare flight, operated by American Airlines.
(AA 5579)
Duration: 1:19, non-stop Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
Alaska Airlines AS4343
Effective 2026-01-06 through 2026-01-07
Mon
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Tue
Wed
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 2090)
Duration: 1:32, non-stop Airbus A319 (319)
Direct Codeshare Flights:
Alaska Airlines AS4343
Effective 2026-01-14 through 2026-02-10
Mon
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Tue
Wed
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 2090)
Duration: 1:32, non-stop Airbus A319 (319)
Direct Codeshare Flights:
Alaska Airlines AS4343
Operates only on 2026-02-11
Mon
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Tue
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Wed
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 2090)
Duration: 1:32, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS4343
Effective 2026-08-08 through 2026-08-15
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 1684)
Duration: 1:32, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS4343
Effective 2026-01-08 through 2026-02-09
Mon
Tue
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Wed
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Thu
Fri
Sat
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Sun
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Codeshare flight, operated by American Airlines.
(AA 5579)
Duration: 1:41, non-stop Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
Alaska Airlines AS4343
Effective 2026-01-10 through 2026-02-07
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 5579)
Duration: 1:21, non-stop Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
Alaska Airlines AS4343
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 3710)
Duration: 1:28, non-stop Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Alaska Airlines AS4343
Effective 2026-01-06 through 2026-01-07
Mon
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Tue
Wed
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 2090)
Duration: 1:50, non-stop Airbus A319 (319)
Direct Codeshare Flights:
Alaska Airlines AS4343
Effective 2026-01-14 through 2026-02-10
Mon
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Tue
Wed
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 2090)
Duration: 1:50, non-stop Airbus A319 (319)
Direct Codeshare Flights:
Alaska Airlines AS4343
Operates only on 2026-02-11
Mon
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Tue
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Wed
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 2090)
Duration: 1:51, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS4343
Effective 2026-06-18 through 2026-06-25
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 3055)
Duration: 3:20, non-stop Airbus A321 (321)
Direct Codeshare Flights:
Alaska Airlines AS4343
Effective 2026-06-27 through 2026-06-28
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
Codeshare flight, operated by American Airlines.
(AA 3055)
Duration: 3:20, non-stop Airbus A321 (321)
Direct Codeshare Flights:
Alaska Airlines AS4343
Effective 2026-07-02 through 2026-07-03
Mon
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Tue
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Wed
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Thu
Fri
Sat
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Sun
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Codeshare flight, operated by American Airlines.
(AA 3055)
Duration: 3:11, non-stop Airbus A321 (321)
Direct Codeshare Flights:
Alaska Airlines AS4343
Effective 2026-01-10 through 2026-02-07
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 5579)
Duration: 1:41, non-stop Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
Alaska Airlines AS4343
Effective 2026-08-08 through 2026-08-15
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 1684)
Duration: 1:41, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS4343
Effective 2026-02-12 through 2026-03-06
Mon
Tue
Wed
Thu
Fri
Sat
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Sun
Codeshare flight, operated by American Airlines.
(AA 6000)
Duration: 0:58, non-stop Embraer ERJ 145 (ER4)
Direct Codeshare Flights:
Alaska Airlines AS4343
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 4906)
Duration: 1:29, non-stop Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS4343
Effective 2026-03-08 through 2026-03-16
Mon
Tue
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Wed
Thu
Fri
Sat
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Sun
Codeshare flight, operated by American Airlines.
(AA 5286)
Duration: 1:28, non-stop Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
Alaska Airlines AS4343
Effective 2026-09-09 through 2026-10-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 3441)
Duration: 1:15, non-stop Embraer EMB 175 (E75)
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This flight number is listed as serving the following routes:
- Harrisburg (MDT) - Philadelphia (PHL)
- Houston Hobby (HOU) - Dallas Fort Worth (DFW)
- Little Rock (LIT) - Dallas Fort Worth (DFW)
- Miami (MIA) - Dallas Fort Worth (DFW)
- New Orleans (MSY) - Dallas Fort Worth (DFW)