Alaska Airlines flight AS 4531: Multiple routes

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon-Fri 05:12 Kansas City (MCI) 06:59 Chicago O'Hare (ORD) 3
AS 4531 Non-stop Boeing 737 MAX 8 (7M8) 1:47 Valid until 2026-01-05
Codeshare flight, operated by American Airlines.(AA 1764)
Daily 05:24 Cleveland (CLE) 06:48 Ronald Reagan Washington (DCA) 2
AS 4531 Non-stop Canadair CRJ 700 (CR7) 1:24 Effective 2026-08-05 through 2026-09-08
Codeshare flight, operated by American Airlines.(AA 5210)
Sun 05:30 Kansas City (MCI) 07:18 Chicago O'Hare (ORD) 3
AS 4531 Non-stop Boeing 737-800 (738) 1:48 Valid until 2026-01-04
Codeshare flight, operated by American Airlines.(AA 1764)
Daily 05:30 Cleveland (CLE) 06:59 Ronald Reagan Washington (DCA) 2
AS 4531 Non-stop Canadair CRJ 900 (CR9) 1:29 Effective from 2026-10-05
Codeshare flight, operated by American Airlines.(AA 5210)
Daily 05:38 Cleveland (CLE) 06:59 Ronald Reagan Washington (DCA) 2
AS 4531 Non-stop Canadair CRJ 700 (CR7) 1:21 Effective 2026-04-07 through 2026-05-20
Codeshare flight, operated by American Airlines.(AA 5210)
Daily 05:46 Kansas City (MCI) 07:25 Chicago O'Hare (ORD) 3
AS 4531 Non-stop Boeing 737-800 (738) 1:39 Effective 2026-09-09 through 2026-10-04
Codeshare flight, operated by American Airlines.(AA 1764)
Mon-Fri,Sun 06:00 Kansas City (MCI) 07:45 Chicago O'Hare (ORD) 3
AS 4531 Non-stop Boeing 737-800 (738) 1:45 Effective 2026-01-06 through 2026-01-16
Codeshare flight, operated by American Airlines.(AA 1764)
Mon-Fri,Sun 06:00 Kansas City (MCI) 07:45 Chicago O'Hare (ORD) 3
AS 4531 Non-stop Boeing 737-800 (738) 1:45 Effective 2026-01-19 through 2026-02-11
Codeshare flight, operated by American Airlines.(AA 1764)
Sun 07:19 Kansas City (MCI) 09:06 Chicago O'Hare (ORD) 3
AS 4531 Non-stop Boeing 737-800 (738) 1:47 Operates only on 2026-01-18
Codeshare flight, operated by American Airlines.(AA 1764)
Mon-Fri,Sun 12:22 Cleveland (CLE) 13:44 Ronald Reagan Washington (DCA) 2
AS 4531 Non-stop Embraer EMB 175 (E75) 1:22 Effective 2026-03-08 through 2026-04-06
Codeshare flight, operated by American Airlines.(AA 3644)
Daily 18:35 Philadelphia (PHL) F 20:38 Knoxville (TYS)
AS 4531 Non-stop Canadair CRJ 900 (CR9) 2:03 Effective 2026-05-21 through 2026-07-01
Codeshare flight, operated by American Airlines.(AA 5066)
Daily 18:35 Philadelphia (PHL) F 20:36 Knoxville (TYS)
AS 4531 Non-stop Canadair CRJ 900 (CR9) 2:01 Effective 2026-07-02 through 2026-08-04
Codeshare flight, operated by American Airlines.(AA 5066)
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This flight number is listed as serving the following routes:


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Alaska Airlines flight AS 4531: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS4531
05:12
Kansas City (MCI)

06:59
Chicago O'Hare (ORD) 3
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 1764)
Duration: 1:47, non-stop
Boeing 737 MAX 8 (7M8)
Direct Codeshare Flights:
Alaska Airlines AS4531
05:24
Cleveland (CLE)

06:48
Ronald Reagan Washington (DCA) 2
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5210)
Duration: 1:24, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS4531
05:30
Kansas City (MCI)

07:18
Chicago O'Hare (ORD) 3
Valid until 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 1764)
Duration: 1:48, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS4531
05:30
Cleveland (CLE)

06:59
Ronald Reagan Washington (DCA) 2
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5210)
Duration: 1:29, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
Alaska Airlines AS4531
05:38
Cleveland (CLE)

06:59
Ronald Reagan Washington (DCA) 2
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5210)
Duration: 1:21, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS4531
05:46
Kansas City (MCI)

07:25
Chicago O'Hare (ORD) 3
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1764)
Duration: 1:39, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS4531
06:00
Kansas City (MCI)

07:45
Chicago O'Hare (ORD) 3
Effective 2026-01-06 through 2026-01-16
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 1764)
Duration: 1:45, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS4531
06:00
Kansas City (MCI)

07:45
Chicago O'Hare (ORD) 3
Effective 2026-01-19 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 1764)
Duration: 1:45, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS4531
07:19
Kansas City (MCI)

09:06
Chicago O'Hare (ORD) 3
Operates only on 2026-01-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 1764)
Duration: 1:47, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS4531
12:22
Cleveland (CLE)

13:44
Ronald Reagan Washington (DCA) 2
Effective 2026-03-08 through 2026-04-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3644)
Duration: 1:22, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS4531
18:35
Philadelphia (PHL) F

20:38
Knoxville (TYS)
Effective 2026-05-21 through 2026-07-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5066)
Duration: 2:03, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
Alaska Airlines AS4531
18:35
Philadelphia (PHL) F

20:36
Knoxville (TYS)
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5066)
Duration: 2:01, non-stop
Canadair CRJ 900 (CR9)
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This flight number is listed as serving the following routes:
  • Cleveland (CLE) - Ronald Reagan Washington (DCA)
  • Kansas City (MCI) - Chicago O'Hare (ORD)
  • Philadelphia (PHL) - Knoxville (TYS)
All Alaska Airlines flights
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