Alaska Airlines flight AS 4537: Multiple routes

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon,Tue 05:30 Pittsburgh (PIT) 06:20 Chicago O'Hare (ORD) 3
AS 4537 Non-stop Embraer EMB 175 (E75) 1:50 Effective 2025-08-04 through 2025-08-05
Codeshare flight, operated by American Airlines.(AA 4439)
Daily 05:30 Pittsburgh (PIT) 06:20 Chicago O'Hare (ORD) 3
AS 4537 Non-stop Embraer EMB 175 (E75) 1:50 Effective 2025-09-03 through 2025-10-05
Codeshare flight, operated by American Airlines.(AA 4439)
Daily 05:58 Des Moines (DSM) 07:25 Chicago O'Hare (ORD) 3
AS 4537 Non-stop Airbus A319 (319) 1:27 Effective 2025-10-26 through 2025-11-01
Codeshare flight, operated by American Airlines.(AA 1873)
Mon 07:03 Chicago O'Hare (ORD) 3 08:39 Nashville (BNA)
AS 4537 Non-stop Embraer EMB 175 (E75) 1:36 Operates only on 2025-05-05
Codeshare flight, operated by American Airlines.(AA 3581)
Sat 07:05 Dallas Fort Worth (DFW) 08:57 Omaha (OMA)
AS 4537 Non-stop Airbus A319 (319) 1:52 Effective 2025-06-21 through 2025-06-28
Codeshare flight, operated by American Airlines.(AA 2293)
Daily 09:30 Phoenix Sky Harbor (PHX) 4 10:38 Flagstaff Pulliam, Grand Canyon (FLG)
AS 4537 Non-stop Canadair CRJ 700 (CR7) 1:08 Effective 2025-11-02 through 2025-12-02
Codeshare flight, operated by American Airlines.(AA 4930)
Daily 09:30 Phoenix Sky Harbor (PHX) 4 10:45 Flagstaff Pulliam, Grand Canyon (FLG)
AS 4537 Non-stop Canadair CRJ 700 (CR7) 1:15 Effective 2025-12-03 through 2025-12-17
Codeshare flight, operated by American Airlines.(AA 4930)
Tue,Wed 09:30 Phoenix Sky Harbor (PHX) 4 10:40 Flagstaff Pulliam, Grand Canyon (FLG)
AS 4537 Non-stop Canadair CRJ 700 (CR7) 1:10 Effective 2026-01-06 through 2026-01-07
Codeshare flight, operated by American Airlines.(AA 4930)
Sat 09:37 Omaha (OMA) 11:34 Dallas Fort Worth (DFW)
AS 4537 Non-stop Airbus A319 (319) 1:57 Effective 2025-06-21 through 2025-06-28
Codeshare flight, operated by American Airlines.(AA 2293)
Daily 10:30 Chicago O'Hare (ORD) 3 13:36 New York LaGuardia (LGA) B
AS 4537 Non-stop Airbus A319 (319) 2:06 Effective 2025-12-18 through 2026-01-05
Codeshare flight, operated by American Airlines.(AA 2807)
Daily 11:15 Moline (MLI) 12:25 Chicago O'Hare (ORD) 3
AS 4537 Non-stop Canadair CRJ 700 (CR7) 1:10 Effective 2025-05-06 through 2025-06-04
Codeshare flight, operated by American Airlines.(AA 4930)
Mon,Tue,Thu,Fri,Sun 11:46 Boston Logan (BOS) B 13:28 Ronald Reagan Washington (DCA) 2
AS 4537 Non-stop Airbus A319 (319) 1:42 Effective 2025-07-13 through 2025-08-03
Codeshare flight, operated by American Airlines.(AA 2110)
Thu 12:02 Sioux Falls (FSD) 13:44 Chicago O'Hare (ORD) 3
AS 4537 Non-stop Canadair CRJ 700 (CR7) 1:42 Operates only on 2025-06-05
Codeshare flight, operated by American Airlines.(AA 5011)
Mon-Fri,Sun 12:06 Sioux Falls (FSD) 13:48 Chicago O'Hare (ORD) 3
AS 4537 Non-stop Canadair CRJ 700 (CR7) 1:42 Effective 2025-06-06 through 2025-07-04
Codeshare flight, operated by American Airlines.(AA 5011)
Sat 12:12 Manchester (MHT) 13:59 Ronald Reagan Washington (DCA) 2
AS 4537 Non-stop Embraer EMB 175 (E75) 1:47 Effective 2025-06-07 through 2025-06-14
Codeshare flight, operated by American Airlines.(AA 4788)
Mon-Fri 12:22 Dallas Fort Worth (DFW) E 14:16 Kansas City (MCI)
AS 4537 Non-stop Canadair CRJ 700 (CR7) 1:54 Effective 2025-07-07 through 2025-07-11
Codeshare flight, operated by American Airlines.(AA 5567)
Daily 13:10 Chicago O'Hare (ORD) 3 14:43 Des Moines (DSM)
AS 4537 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:33 Effective 2025-10-06 through 2025-10-25
Codeshare flight, operated by American Airlines.(AA 3380)
Daily 14:30 New York LaGuardia (LGA) B 16:05 Chicago O'Hare (ORD) 3
AS 4537 Non-stop Airbus A319 (319) 2:35 Effective 2025-12-18 through 2026-01-05
Codeshare flight, operated by American Airlines.(AA 2807)
Mon-Fri,Sun 14:46 Kansas City (MCI) 16:29 Dallas Fort Worth (DFW) E
AS 4537 Non-stop Canadair CRJ 700 (CR7) 1:43 Effective 2025-07-06 through 2025-07-11
Codeshare flight, operated by American Airlines.(AA 5567)
Sat 17:59 Ronald Reagan Washington (DCA) 2 19:27 Providence (PVD)
AS 4537 Non-stop Airbus A319 (319) 1:28 Effective 2025-07-05 through 2025-07-26
Codeshare flight, operated by American Airlines.(AA 2912)
Daily 18:35 Chicago O'Hare (ORD) 3 21:13 Pittsburgh (PIT)
AS 4537 Non-stop Airbus A319 (319) 1:38 Effective 2025-08-06 through 2025-09-02
Codeshare flight, operated by American Airlines.(AA 1173)
Daily 20:25 Chicago O'Hare (ORD) 3 22:50 New Orleans (MSY)
AS 4537 Non-stop Airbus A319 (319) 2:25 Effective from 2026-02-12
Codeshare flight, operated by American Airlines.(AA 2293)
Sun 21:00 Chicago O'Hare (ORD) 3 23:27 Detroit (DTW) E
AS 4537 Non-stop Embraer EMB 175 (E75) 1:27 Operates only on 2025-05-04
Codeshare flight, operated by American Airlines.(AA 4500)
Mon,Wed-Fri,Sun 22:10 Chicago O'Hare (ORD) 3 00:37 Detroit (DTW) E
AS 4537 Non-stop Embraer EMB 175 (E75) 1:27 Valid until 2025-05-02
Codeshare flight, operated by American Airlines.(AA 4534)
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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Alaska Airlines flight AS 4537: Multiple routes
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Select flight date:  Show Calendar
FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS4537
05:30
Pittsburgh (PIT)

06:20
Chicago O'Hare (ORD) 3
Effective 2025-08-04 through 2025-08-05
Mon
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 4439)
Duration: 1:50, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4537
05:30
Pittsburgh (PIT)

06:20
Chicago O'Hare (ORD) 3
Effective 2025-09-03 through 2025-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4439)
Duration: 1:50, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4537
05:58
Des Moines (DSM)

07:25
Chicago O'Hare (ORD) 3
Effective 2025-10-26 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1873)
Duration: 1:27, non-stop
Airbus A319 (319)
Alaska Airlines AS4537
07:03
Chicago O'Hare (ORD) 3

08:39
Nashville (BNA)
Operates only on 2025-05-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3581)
Duration: 1:36, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4537
07:05
Dallas Fort Worth (DFW)

08:57
Omaha (OMA)
Effective 2025-06-21 through 2025-06-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 2293)
Duration: 1:52, non-stop
Airbus A319 (319)
Alaska Airlines AS4537
09:30
Phoenix Sky Harbor (PHX) 4

10:38
Flagstaff Pulliam, Grand Canyon (FLG)
Effective 2025-11-02 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4930)
Duration: 1:08, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4537
09:30
Phoenix Sky Harbor (PHX) 4

10:45
Flagstaff Pulliam, Grand Canyon (FLG)
Effective 2025-12-03 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4930)
Duration: 1:15, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4537
09:30
Phoenix Sky Harbor (PHX) 4

10:40
Flagstaff Pulliam, Grand Canyon (FLG)
Effective 2026-01-06 through 2026-01-07
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 4930)
Duration: 1:10, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4537
09:37
Omaha (OMA)

11:34
Dallas Fort Worth (DFW)
Effective 2025-06-21 through 2025-06-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 2293)
Duration: 1:57, non-stop
Airbus A319 (319)
Alaska Airlines AS4537
10:30
Chicago O'Hare (ORD) 3

13:36
New York LaGuardia (LGA) B
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2807)
Duration: 2:06, non-stop
Airbus A319 (319)
Alaska Airlines AS4537
11:15
Moline (MLI)

12:25
Chicago O'Hare (ORD) 3
Effective 2025-05-06 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4930)
Duration: 1:10, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4537
11:46
Boston Logan (BOS) B

13:28
Ronald Reagan Washington (DCA) 2
Effective 2025-07-13 through 2025-08-03
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 2110)
Duration: 1:42, non-stop
Airbus A319 (319)
Alaska Airlines AS4537
12:02
Sioux Falls (FSD)

13:44
Chicago O'Hare (ORD) 3
Operates only on 2025-06-05
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 5011)
Duration: 1:42, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4537
12:06
Sioux Falls (FSD)

13:48
Chicago O'Hare (ORD) 3
Effective 2025-06-06 through 2025-07-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 5011)
Duration: 1:42, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4537
12:12
Manchester (MHT)

13:59
Ronald Reagan Washington (DCA) 2
Effective 2025-06-07 through 2025-06-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 4788)
Duration: 1:47, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4537
12:22
Dallas Fort Worth (DFW) E

14:16
Kansas City (MCI)
Effective 2025-07-07 through 2025-07-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 5567)
Duration: 1:54, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4537
13:10
Chicago O'Hare (ORD) 3

14:43
Des Moines (DSM)
Effective 2025-10-06 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3380)
Duration: 1:33, non-stop
Embraer EMB 170 / EMB 175 (E70)
Alaska Airlines AS4537
14:30
New York LaGuardia (LGA) B

16:05
Chicago O'Hare (ORD) 3
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2807)
Duration: 2:35, non-stop
Airbus A319 (319)
Alaska Airlines AS4537
14:46
Kansas City (MCI)

16:29
Dallas Fort Worth (DFW) E
Effective 2025-07-06 through 2025-07-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 5567)
Duration: 1:43, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4537
17:59
Ronald Reagan Washington (DCA) 2

19:27
Providence (PVD)
Effective 2025-07-05 through 2025-07-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 2912)
Duration: 1:28, non-stop
Airbus A319 (319)
Alaska Airlines AS4537
18:35
Chicago O'Hare (ORD) 3

21:13
Pittsburgh (PIT)
Effective 2025-08-06 through 2025-09-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1173)
Duration: 1:38, non-stop
Airbus A319 (319)
Alaska Airlines AS4537
20:25
Chicago O'Hare (ORD) 3

22:50
New Orleans (MSY)
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2293)
Duration: 2:25, non-stop
Airbus A319 (319)
Alaska Airlines AS4537
21:00
Chicago O'Hare (ORD) 3

23:27
Detroit (DTW) E
Operates only on 2025-05-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 4500)
Duration: 1:27, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4537
22:10
Chicago O'Hare (ORD) 3

00:37(+1)
Detroit (DTW) E
Valid until 2025-05-02
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 4534)
Duration: 1:27, non-stop
Embraer EMB 175 (E75)
The flight arrives 1 day after departure.
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This flight number is listed as serving the following routes:
  • Boston Logan (BOS) - Ronald Reagan Washington (DCA)
  • Chicago O'Hare (ORD) - Des Moines (DSM)
  • Chicago O'Hare (ORD) - Detroit (DTW)
  • Chicago O'Hare (ORD) - Nashville (BNA)
  • Chicago O'Hare (ORD) - New Orleans (MSY)
  • Chicago O'Hare (ORD) - New York LaGuardia (LGA)
  • Chicago O'Hare (ORD) - Pittsburgh (PIT)
  • Kansas City (MCI) - Dallas Fort Worth (DFW)
  • Manchester (MHT) - Ronald Reagan Washington (DCA)
  • Moline (MLI) - Chicago O'Hare (ORD)
  • Omaha (OMA) - Dallas Fort Worth (DFW)
  • Phoenix Sky Harbor (PHX) - Flagstaff Pulliam, Grand Canyon (FLG)
  • Ronald Reagan Washington (DCA) - Providence (PVD)
  • Sioux Falls (FSD) - Chicago O'Hare (ORD)
All Alaska Airlines flights
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