Alaska Airlines flight AS 4031: Multiple routes

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Sat 12:21 Philadelphia (PHL) 13:54 Chicago O'Hare (ORD) 3
AS 4031 Non-stop Airbus A319 (319) 2:33 Operates only on 2026-03-07
Codeshare flight, operated by American Airlines.(AA 1452)
Daily 13:03 Charlotte (CLT) 14:12 Chicago O'Hare (ORD) 3
AS 4031 Non-stop Boeing 737-800 (738) 2:09 Valid until 2026-01-05
Codeshare flight, operated by American Airlines.(AA 2294)
Mon-Fri,Sun 13:38 Philadelphia (PHL) 15:09 Chicago O'Hare (ORD) 3
AS 4031 Non-stop Airbus A319 (319) 2:31 Effective 2026-03-08 through 2026-04-06
Codeshare flight, operated by American Airlines.(AA 1452)
Sat 15:40 Chicago O'Hare (ORD) 3 17:45 Birmingham (BHM)
AS 4031 Non-stop Canadair CRJ 700 (CR7) 2:05 Operates only on 2026-01-17
Codeshare flight, operated by American Airlines.(AA 6309)
Daily 16:59 Ronald Reagan Washington (DCA) 2 18:33 Asheville/Hendersonville (AVL)
AS 4031 Non-stop Canadair CRJ 700 (CR7) 1:34 Effective 2026-07-02 through 2026-08-04
Codeshare flight, operated by American Airlines.(AA 5051)
Daily 17:00 Ronald Reagan Washington (DCA) 2 18:31 Asheville/Hendersonville (AVL)
AS 4031 Non-stop Canadair CRJ 700 (CR7) 1:31 Effective 2026-05-21 through 2026-07-01
Codeshare flight, operated by American Airlines.(AA 5055)
Thu,Fri 17:24 Ronald Reagan Washington (DCA) 2 18:54 Akron/Canton (CAK)
AS 4031 Non-stop Canadair CRJ 700 (CR7) 1:30 Effective 2026-03-05 through 2026-03-06
Codeshare flight, operated by American Airlines.(AA 5305)
Daily 17:40 Ronald Reagan Washington (DCA) 2 19:12 Asheville/Hendersonville (AVL)
AS 4031 Non-stop Canadair CRJ 700 (CR7) 1:32 Effective from 2026-10-05
Codeshare flight, operated by American Airlines.(AA 5170)
Daily 18:50 Dallas Fort Worth (DFW) 20:07 Midland (MAF)
AS 4031 Non-stop Embraer EMB 175 (E75) 1:17 Effective 2026-04-07 through 2026-05-20
Codeshare flight, operated by American Airlines.(AA 3729)
Daily 19:45 Ronald Reagan Washington (DCA) 2 21:10 Akron/Canton (CAK)
AS 4031 Non-stop Canadair CRJ 700 (CR7) 1:25 Effective 2026-09-09 through 2026-10-04
Codeshare flight, operated by American Airlines.(AA 5305)
Daily 20:32 Midland (MAF) 21:50 Dallas Fort Worth (DFW)
AS 4031 Non-stop Embraer EMB 175 (E75) 1:18 Effective 2026-04-07 through 2026-05-20
Codeshare flight, operated by American Airlines.(AA 3729)
Fri,Sat 20:39 Chicago O'Hare (ORD) 3 22:33 Birmingham (BHM)
AS 4031 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:54 Effective 2026-02-13 through 2026-02-28
Codeshare flight, operated by American Airlines.(AA 3508)
Mon,Thu 20:58 Chicago O'Hare (ORD) 3 22:52 Birmingham (BHM)
AS 4031 Non-stop Embraer EMB 175 (E75) 1:54 Effective 2026-02-12 through 2026-02-19
Codeshare flight, operated by American Airlines.(AA 3508)
Mon,Thu,Sun 20:58 Chicago O'Hare (ORD) 3 22:52 Birmingham (BHM)
AS 4031 Non-stop Embraer EMB 175 (E75) 1:54 Effective 2026-02-22 through 2026-03-02
Codeshare flight, operated by American Airlines.(AA 3508)
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This flight number is listed as serving the following routes:


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Alaska Airlines flight AS 4031: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS4031
12:21
Philadelphia (PHL)

13:54
Chicago O'Hare (ORD) 3
Operates only on 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 1452)
Duration: 2:33, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Alaska Airlines AS4031
13:03
Charlotte (CLT)

14:12
Chicago O'Hare (ORD) 3
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2294)
Duration: 2:09, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS4031
13:38
Philadelphia (PHL)

15:09
Chicago O'Hare (ORD) 3
Effective 2026-03-08 through 2026-04-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 1452)
Duration: 2:31, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Alaska Airlines AS4031
15:40
Chicago O'Hare (ORD) 3

17:45
Birmingham (BHM)
Operates only on 2026-01-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 6309)
Duration: 2:05, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS4031
16:59
Ronald Reagan Washington (DCA) 2

18:33
Asheville/Hendersonville (AVL)
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5051)
Duration: 1:34, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS4031
17:00
Ronald Reagan Washington (DCA) 2

18:31
Asheville/Hendersonville (AVL)
Effective 2026-05-21 through 2026-07-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5055)
Duration: 1:31, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS4031
17:24
Ronald Reagan Washington (DCA) 2

18:54
Akron/Canton (CAK)
Effective 2026-03-05 through 2026-03-06
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 5305)
Duration: 1:30, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS4031
17:40
Ronald Reagan Washington (DCA) 2

19:12
Asheville/Hendersonville (AVL)
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5170)
Duration: 1:32, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS4031
18:50
Dallas Fort Worth (DFW)

20:07
Midland (MAF)
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3729)
Duration: 1:17, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS4031
19:45
Ronald Reagan Washington (DCA) 2

21:10
Akron/Canton (CAK)
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5305)
Duration: 1:25, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS4031
20:32
Midland (MAF)

21:50
Dallas Fort Worth (DFW)
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3729)
Duration: 1:18, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS4031
20:39
Chicago O'Hare (ORD) 3

22:33
Birmingham (BHM)
Effective 2026-02-13 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 3508)
Duration: 1:54, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Alaska Airlines AS4031
20:58
Chicago O'Hare (ORD) 3

22:52
Birmingham (BHM)
Effective 2026-02-12 through 2026-02-19
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3508)
Duration: 1:54, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS4031
20:58
Chicago O'Hare (ORD) 3

22:52
Birmingham (BHM)
Effective 2026-02-22 through 2026-03-02
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3508)
Duration: 1:54, non-stop
Embraer EMB 175 (E75)
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This flight number is listed as serving the following routes:
  • Charlotte (CLT) - Chicago O'Hare (ORD)
  • Chicago O'Hare (ORD) - Birmingham (BHM)
  • Midland (MAF) - Dallas Fort Worth (DFW)
  • Philadelphia (PHL) - Chicago O'Hare (ORD)
  • Ronald Reagan Washington (DCA) - Akron/Canton (CAK)
  • Ronald Reagan Washington (DCA) - Asheville/Hendersonville (AVL)
All Alaska Airlines flights
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