Alaska Airlines flight AS 4391: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Sun 06:40 Philadelphia (PHL) 09:13 Orlando (MCO) B
AS 4391 Non-stop Airbus A321neo (32Q) 2:33 Operates only on 2025-07-06
Codeshare flight, operated by American Airlines.(AA 3177)
Thu,Fri 06:40 Chicago O'Hare (ORD) 3 07:56 Saint Louis (STL) 1
AS 4391 Non-stop Canadair CRJ 700 (CR7) 1:16 Effective 2025-10-02 through 2025-10-03
Codeshare flight, operated by American Airlines.(AA 6381)
Daily 06:44 Philadelphia (PHL) 09:14 Orlando (MCO) B
AS 4391 Non-stop Airbus A321neo (32Q) 2:30 Effective 2025-06-05 through 2025-07-04
Codeshare flight, operated by American Airlines.(AA 3177)
Mon-Fri,Sun 06:51 Philadelphia (PHL) 09:25 Orlando (MCO) B
AS 4391 Non-stop Airbus A321 (321) 2:34 Valid until 2025-05-02
Codeshare flight, operated by American Airlines.(AA 3177)
Mon 07:00 Philadelphia (PHL) 09:33 Orlando (MCO) B
AS 4391 Non-stop Airbus A321neo (32Q) 2:33 Operates only on 2025-05-05
Codeshare flight, operated by American Airlines.(AA 3177)
Tue-Fri 07:00 Philadelphia (PHL) 09:33 Orlando (MCO) B
AS 4391 Non-stop Airbus A321 (321) 2:33 Effective 2025-05-06 through 2025-05-09
Codeshare flight, operated by American Airlines.(AA 3177)
Wed 07:00 Philadelphia (PHL) 09:34 Orlando (MCO) B
AS 4391 Non-stop Airbus A321 (321) 2:34 Operates only on 2025-10-01
Codeshare flight, operated by American Airlines.(AA 3177)
Thu,Fri 08:26 Saint Louis (STL) 1 09:53 Chicago O'Hare (ORD) 3
AS 4391 Non-stop Canadair CRJ 700 (CR7) 1:27 Effective 2025-10-02 through 2025-10-03
Codeshare flight, operated by American Airlines.(AA 6381)
Daily 10:27 San Diego (SAN) 2 12:50 Phoenix Sky Harbor (PHX) 4
AS 4391 Non-stop Airbus A321 (321) 1:23 Effective 2025-11-02 through 2025-12-02
Codeshare flight, operated by American Airlines.(AA 2404)
Sat 10:29 Tucson (TUS) 11:25 Phoenix Sky Harbor (PHX) 4
AS 4391 Non-stop Canadair CRJ 700 (CR7) 0:56 Valid until 2025-05-03
Codeshare flight, operated by American Airlines.(AA 6499)
Mon-Fri,Sun 10:36 Tucson (TUS) 11:30 Phoenix Sky Harbor (PHX) 4
AS 4391 Non-stop Canadair CRJ 700 (CR7) 0:54 Effective 2025-05-15 through 2025-06-04
Codeshare flight, operated by American Airlines.(AA 6499)
Daily 11:16 Tucson (TUS) 12:15 Phoenix Sky Harbor (PHX) 4
AS 4391 Non-stop Canadair CRJ 700 (CR7) 0:59 Effective 2025-12-18 through 2026-01-05
Codeshare flight, operated by American Airlines.(AA 6499)
Daily 11:17 Tucson (TUS) 12:15 Phoenix Sky Harbor (PHX) 4
AS 4391 Non-stop Canadair CRJ 700 (CR7) 0:58 Effective 2025-12-03 through 2025-12-17
Codeshare flight, operated by American Airlines.(AA 6499)
Daily 11:17 Tucson (TUS) 12:15 Phoenix Sky Harbor (PHX) 4
AS 4391 Non-stop Canadair CRJ 700 (CR7) 0:58 Effective from 2026-01-06
Codeshare flight, operated by American Airlines.(AA 6499)
Daily 11:50 Syracuse (SYR) 13:14 Ronald Reagan Washington (DCA) 2
AS 4391 Non-stop Airbus A319 (319) 1:24 Effective 2025-10-06 through 2025-10-25
Codeshare flight, operated by American Airlines.(AA 2900)
Daily 12:12 Tucson (TUS) 13:10 Phoenix Sky Harbor (PHX) 4
AS 4391 Non-stop Canadair CRJ 700 (CR7) 0:58 Effective 2025-09-03 through 2025-09-30
Codeshare flight, operated by American Airlines.(AA 6499)
Mon-Wed,Sat,Sun 16:40 Chicago O'Hare (ORD) 3 19:42 Philadelphia (PHL)
AS 4391 Non-stop Boeing 737-800 (738) 2:02 Effective 2025-05-10 through 2025-05-14
Codeshare flight, operated by American Airlines.(AA 2727)
Sun 16:43 Chicago O'Hare (ORD) 3 18:47 Indianapolis (IND)
AS 4391 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:04 Operates only on 2025-05-04
Codeshare flight, operated by American Airlines.(AA 3689)
Daily 16:59 Kansas City (MCI) 18:39 Chicago O'Hare (ORD) 3
AS 4391 Non-stop Canadair CRJ 700 (CR7) 1:40 Effective 2025-08-06 through 2025-09-02
Codeshare flight, operated by American Airlines.(AA 6276)
Sat,Sun 19:30 Chicago O'Hare (ORD) 3 21:28 Huntsville (HSV)
AS 4391 Non-stop Canadair CRJ 700 (CR7) 1:58 Effective 2025-10-04 through 2025-10-05
Codeshare flight, operated by American Airlines.(AA 6365)
Daily 21:05 Chicago O'Hare (ORD) 3 00:13 Philadelphia (PHL)
AS 4391 Non-stop Airbus A321 (321) 2:08 Effective 2025-10-26 through 2025-11-01
Codeshare flight, operated by American Airlines.(AA 3177)
The flight arrives 1 day after departure.
Daily 22:15 Chicago O'Hare (ORD) 3 23:14 Madison (MSN)
AS 4391 Non-stop Canadair CRJ 700 (CR7) 0:59 Effective 2025-07-07 through 2025-08-05
Codeshare flight, operated by American Airlines.(AA 6499)
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This flight number is listed as serving the following routes:


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Alaska Airlines flight AS 4391: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS4391
06:40
Philadelphia (PHL)

09:13
Orlando (MCO) B
Operates only on 2025-07-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3177)
Duration: 2:33, non-stop
Airbus A321neo (32Q)
Alaska Airlines AS4391
06:40
Chicago O'Hare (ORD) 3

07:56
Saint Louis (STL) 1
Effective 2025-10-02 through 2025-10-03
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 6381)
Duration: 1:16, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4391
06:44
Philadelphia (PHL)

09:14
Orlando (MCO) B
Effective 2025-06-05 through 2025-07-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3177)
Duration: 2:30, non-stop
Airbus A321neo (32Q)
Alaska Airlines AS4391
06:51
Philadelphia (PHL)

09:25
Orlando (MCO) B
Valid until 2025-05-02
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3177)
Duration: 2:34, non-stop
Airbus A321 (321)
Alaska Airlines AS4391
07:00
Philadelphia (PHL)

09:33
Orlando (MCO) B
Operates only on 2025-05-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3177)
Duration: 2:33, non-stop
Airbus A321neo (32Q)
Alaska Airlines AS4391
07:00
Philadelphia (PHL)

09:33
Orlando (MCO) B
Effective 2025-05-06 through 2025-05-09
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3177)
Duration: 2:33, non-stop
Airbus A321 (321)
Alaska Airlines AS4391
07:00
Philadelphia (PHL)

09:34
Orlando (MCO) B
Operates only on 2025-10-01
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3177)
Duration: 2:34, non-stop
Airbus A321 (321)
Alaska Airlines AS4391
08:26
Saint Louis (STL) 1

09:53
Chicago O'Hare (ORD) 3
Effective 2025-10-02 through 2025-10-03
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 6381)
Duration: 1:27, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4391
10:27
San Diego (SAN) 2

12:50
Phoenix Sky Harbor (PHX) 4
Effective 2025-11-02 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2404)
Duration: 1:23, non-stop
Airbus A321 (321)
Alaska Airlines AS4391
10:29
Tucson (TUS)

11:25
Phoenix Sky Harbor (PHX) 4
Valid until 2025-05-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 6499)
Duration: 0:56, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4391
10:36
Tucson (TUS)

11:30
Phoenix Sky Harbor (PHX) 4
Effective 2025-05-15 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 6499)
Duration: 0:54, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4391
11:16
Tucson (TUS)

12:15
Phoenix Sky Harbor (PHX) 4
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6499)
Duration: 0:59, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4391
11:17
Tucson (TUS)

12:15
Phoenix Sky Harbor (PHX) 4
Effective 2025-12-03 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6499)
Duration: 0:58, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4391
11:17
Tucson (TUS)

12:15
Phoenix Sky Harbor (PHX) 4
Effective from 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6499)
Duration: 0:58, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4391
11:50
Syracuse (SYR)

13:14
Ronald Reagan Washington (DCA) 2
Effective 2025-10-06 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2900)
Duration: 1:24, non-stop
Airbus A319 (319)
Alaska Airlines AS4391
12:12
Tucson (TUS)

13:10
Phoenix Sky Harbor (PHX) 4
Effective 2025-09-03 through 2025-09-30
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6499)
Duration: 0:58, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4391
16:40
Chicago O'Hare (ORD) 3

19:42
Philadelphia (PHL)
Effective 2025-05-10 through 2025-05-14
Mon
Tue
Wed
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2727)
Duration: 2:02, non-stop
Boeing 737-800 (738)
Alaska Airlines AS4391
16:43
Chicago O'Hare (ORD) 3

18:47
Indianapolis (IND)
Operates only on 2025-05-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3689)
Duration: 1:04, non-stop
Embraer EMB 170 / EMB 175 (E70)
Alaska Airlines AS4391
16:59
Kansas City (MCI)

18:39
Chicago O'Hare (ORD) 3
Effective 2025-08-06 through 2025-09-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6276)
Duration: 1:40, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4391
19:30
Chicago O'Hare (ORD) 3

21:28
Huntsville (HSV)
Effective 2025-10-04 through 2025-10-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6365)
Duration: 1:58, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4391
21:05
Chicago O'Hare (ORD) 3

00:13(+1)
Philadelphia (PHL)
Effective 2025-10-26 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3177)
Duration: 2:08, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.
Alaska Airlines AS4391
22:15
Chicago O'Hare (ORD) 3

23:14
Madison (MSN)
Effective 2025-07-07 through 2025-08-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6499)
Duration: 0:59, non-stop
Canadair CRJ 700 (CR7)
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This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - Huntsville (HSV)
  • Chicago O'Hare (ORD) - Indianapolis (IND)
  • Chicago O'Hare (ORD) - Madison (MSN)
  • Chicago O'Hare (ORD) - Philadelphia (PHL)
  • Kansas City (MCI) - Chicago O'Hare (ORD)
  • Philadelphia (PHL) - Orlando (MCO)
  • Saint Louis (STL) - Chicago O'Hare (ORD)
  • San Diego (SAN) - Phoenix Sky Harbor (PHX)
  • Syracuse (SYR) - Ronald Reagan Washington (DCA)
  • Tucson (TUS) - Phoenix Sky Harbor (PHX)
All Alaska Airlines flights
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