Alaska Airlines flight AS 4537: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 05:20 Pittsburgh (PIT) 06:10 Chicago O'Hare (ORD) 3
AS 4537 Non-stop Embraer EMB 175 (E75) 1:50 Effective 2026-07-02 through 2026-08-04
Codeshare flight, operated by American Airlines.(AA 4439)
Daily 08:05 Chicago O'Hare (ORD) 3 10:27 New Orleans (MSY)
AS 4537 Non-stop Airbus A319 (319) 2:22 Effective from 2026-10-05
Codeshare flight, operated by American Airlines.(AA 3225)
Mon-Fri,Sun 10:24 Chicago O'Hare (ORD) 3 13:31 New York LaGuardia (LGA) B
AS 4537 Non-stop Airbus A319 (319) 2:07 Valid until 2026-01-05
Codeshare flight, operated by American Airlines.(AA 2807)
Daily 10:27 Pittsburgh (PIT) 11:10 Chicago O'Hare (ORD) 3
AS 4537 Non-stop Embraer EMB 175 (E75) 1:43 Effective 2026-09-09 through 2026-10-04
Codeshare flight, operated by American Airlines.(AA 4439)
Mon-Fri,Sun 14:16 New York LaGuardia (LGA) B 16:04 Chicago O'Hare (ORD) 3
AS 4537 Non-stop Airbus A319 (319) 2:48 Valid until 2026-01-05
Codeshare flight, operated by American Airlines.(AA 2807)
Sun 17:25 Chicago O'Hare (ORD) 3 19:56 New Orleans (MSY)
AS 4537 Non-stop Airbus A319 (319) 2:31 Operates only on 2026-02-15
Codeshare flight, operated by American Airlines.(AA 2293)
Daily 18:35 Chicago O'Hare (ORD) 3 21:19 Pittsburgh (PIT)
AS 4537 Non-stop Boeing 737-800 (738) 1:44 Effective 2026-08-05 through 2026-09-08
Codeshare flight, operated by American Airlines.(AA 1173)
Mon,Wed-Fri 18:51 Chicago O'Hare (ORD) 3 21:20 New Orleans (MSY)
AS 4537 Non-stop Airbus A319 (319) 2:29 Effective 2026-02-12 through 2026-02-20
Codeshare flight, operated by American Airlines.(AA 2293)
Tue 18:51 Chicago O'Hare (ORD) 3 21:20 New Orleans (MSY)
AS 4537 Non-stop Airbus A321 (321) 2:29 Operates only on 2026-02-17
Codeshare flight, operated by American Airlines.(AA 2293)
Daily 18:51 Chicago O'Hare (ORD) 3 21:20 New Orleans (MSY)
AS 4537 Non-stop Airbus A319 (319) 2:29 Effective 2026-02-21 through 2026-03-07
Codeshare flight, operated by American Airlines.(AA 2293)
Sat 18:54 Chicago O'Hare (ORD) 3 21:24 New Orleans (MSY)
AS 4537 Non-stop Airbus A319 (319) 2:30 Effective 2026-03-14 through 2026-04-04
Codeshare flight, operated by American Airlines.(AA 2293)
Mon-Fri,Sun 18:59 Chicago O'Hare (ORD) 3 21:29 New Orleans (MSY)
AS 4537 Non-stop Airbus A319 (319) 2:30 Effective 2026-03-08 through 2026-04-06
Codeshare flight, operated by American Airlines.(AA 2293)
Mon-Fri,Sun 20:20 Chicago O'Hare (ORD) 3 22:45 Detroit (DTW) E
AS 4537 Non-stop Embraer EMB 175 (E75) 1:25 Effective 2026-04-07 through 2026-05-20
Codeshare flight, operated by American Airlines.(AA 4500)
Sat 20:50 Chicago O'Hare (ORD) 3 23:18 New Orleans (MSY)
AS 4537 Non-stop Airbus A319 (319) 2:28 Operates only on 2026-02-14
Codeshare flight, operated by American Airlines.(AA 2293)
This flight number is listed as serving the following routes:


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Alaska Airlines flight AS 4537: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS4537
05:20
Pittsburgh (PIT)

06:10
Chicago O'Hare (ORD) 3
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4439)
Duration: 1:50, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS4537
08:05
Chicago O'Hare (ORD) 3

10:27
New Orleans (MSY)
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3225)
Duration: 2:22, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Alaska Airlines AS4537
10:24
Chicago O'Hare (ORD) 3

13:31
New York LaGuardia (LGA) B
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 2807)
Duration: 2:07, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Alaska Airlines AS4537
10:27
Pittsburgh (PIT)

11:10
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 4439)
Duration: 1:43, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS4537
14:16
New York LaGuardia (LGA) B

16:04
Chicago O'Hare (ORD) 3
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 2807)
Duration: 2:48, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Alaska Airlines AS4537
17:25
Chicago O'Hare (ORD) 3

19:56
New Orleans (MSY)
Operates only on 2026-02-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 2293)
Duration: 2:31, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Alaska Airlines AS4537
18:35
Chicago O'Hare (ORD) 3

21:19
Pittsburgh (PIT)
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1173)
Duration: 1:44, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS4537
18:51
Chicago O'Hare (ORD) 3

21:20
New Orleans (MSY)
Effective 2026-02-12 through 2026-02-20
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 2293)
Duration: 2:29, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Alaska Airlines AS4537
18:51
Chicago O'Hare (ORD) 3

21:20
New Orleans (MSY)
Operates only on 2026-02-17
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 2293)
Duration: 2:29, non-stop
Airbus A321 (321)
Direct Codeshare Flights:
Alaska Airlines AS4537
18:51
Chicago O'Hare (ORD) 3

21:20
New Orleans (MSY)
Effective 2026-02-21 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2293)
Duration: 2:29, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Alaska Airlines AS4537
18:54
Chicago O'Hare (ORD) 3

21:24
New Orleans (MSY)
Effective 2026-03-14 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 2293)
Duration: 2:30, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Alaska Airlines AS4537
18:59
Chicago O'Hare (ORD) 3

21:29
New Orleans (MSY)
Effective 2026-03-08 through 2026-04-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 2293)
Duration: 2:30, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Alaska Airlines AS4537
20:20
Chicago O'Hare (ORD) 3

22:45
Detroit (DTW) E
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 4500)
Duration: 1:25, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS4537
20:50
Chicago O'Hare (ORD) 3

23:18
New Orleans (MSY)
Operates only on 2026-02-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 2293)
Duration: 2:28, non-stop
Airbus A319 (319)
This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - Detroit (DTW)
  • Chicago O'Hare (ORD) - New Orleans (MSY)
  • Chicago O'Hare (ORD) - New York LaGuardia (LGA)
  • Chicago O'Hare (ORD) - Pittsburgh (PIT)
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