Alaska Airlines flight AS 6591: Multiple routes

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 08:00 Chicago O'Hare (ORD) 3 09:20 Saint Louis (STL) 1
AS 6591 Non-stop Embraer EMB 175 (E75) 1:20 Effective 2025-11-02 through 2025-12-02
Codeshare flight, operated by American Airlines.(AA 4595)
Daily 08:00 Chicago O'Hare (ORD) 3 09:25 Saint Louis (STL) 1
AS 6591 Non-stop Embraer EMB 175 (E75) 1:25 Effective 2025-12-03 through 2025-12-17
Codeshare flight, operated by American Airlines.(AA 4595)
Daily 08:00 Chicago O'Hare (ORD) 3 09:27 Saint Louis (STL) 1
AS 6591 Non-stop Embraer EMB 175 (E75) 1:27 Effective from 2026-02-12
Codeshare flight, operated by American Airlines.(AA 4595)
Thu 11:25 Chicago O'Hare (ORD) 3 12:51 Saint Louis (STL) 1
AS 6591 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:26 Operates only on 2025-06-05
Codeshare flight, operated by American Airlines.(AA 3764)
Tue,Wed 11:25 Chicago O'Hare (ORD) 3 12:51 Saint Louis (STL) 1
AS 6591 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:26 Effective 2025-07-01 through 2025-07-02
Codeshare flight, operated by American Airlines.(AA 3764)
Fri 11:25 Chicago O'Hare (ORD) 3 12:51 Saint Louis (STL) 1
AS 6591 Non-stop Embraer EMB 175 (E75) 1:26 Operates only on 2025-07-04
Codeshare flight, operated by American Airlines.(AA 3764)
Sun 12:10 Syracuse (SYR) 13:34 Ronald Reagan Washington (DCA) 2
AS 6591 Non-stop Embraer EMB 175 (E75) 1:24 Effective 2025-06-22 through 2025-06-29
Codeshare flight, operated by American Airlines.(AA 4595)
Daily 14:50 Chicago O'Hare (ORD) 3 16:10 Saint Louis (STL) 1
AS 6591 Non-stop Embraer EMB 175 (E75) 1:20 Effective 2026-01-06 through 2026-02-11
Codeshare flight, operated by American Airlines.(AA 4764)
Mon,Thu,Fri,Sun 14:55 Chicago O'Hare (ORD) 3 16:11 Saint Louis (STL) 1
AS 6591 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:16 Valid until 2025-05-04
Codeshare flight, operated by American Airlines.(AA 3757)
Sat 15:55 Chicago O'Hare (ORD) 3 17:15 Saint Louis (STL) 1
AS 6591 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:20 Operates only on 2025-05-03
Codeshare flight, operated by American Airlines.(AA 3757)
Daily 16:30 Houston Hobby (HOU) 17:50 Dallas Fort Worth (DFW)
AS 6591 Non-stop Embraer EMB 175 (E75) 1:20 Effective 2025-10-06 through 2025-10-25
Codeshare flight, operated by American Airlines.(AA 4125)
Daily 16:31 Houston Hobby (HOU) 17:50 Dallas Fort Worth (DFW)
AS 6591 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:19 Effective 2025-09-03 through 2025-09-29
Codeshare flight, operated by American Airlines.(AA 4125)
Wed-Sun 16:31 Houston Hobby (HOU) 17:50 Dallas Fort Worth (DFW)
AS 6591 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:19 Effective 2025-10-01 through 2025-10-05
Codeshare flight, operated by American Airlines.(AA 4125)
Daily 16:35 Dallas Fort Worth (DFW) 17:58 Baton Rouge (BTR)
AS 6591 Non-stop Embraer EMB 175 (E75) 1:23 Effective 2025-10-26 through 2025-11-01
Codeshare flight, operated by American Airlines.(AA 4125)
Daily 18:21 Saint Louis (STL) 1 19:50 Chicago O'Hare (ORD) 3
AS 6591 Non-stop Embraer EMB 175 (E75) 1:29 Effective 2026-01-06 through 2026-02-11
Codeshare flight, operated by American Airlines.(AA 4764)
Daily 18:35 Dallas Fort Worth (DFW) 20:05 Baton Rouge (BTR)
AS 6591 Non-stop Canadair CRJ 900 (CR9) 1:30 Effective 2025-08-06 through 2025-08-22
Codeshare flight, operated by American Airlines.(AA 5268)
Mon-Fri,Sun 18:35 Dallas Fort Worth (DFW) 20:05 Baton Rouge (BTR)
AS 6591 Non-stop Canadair CRJ 900 (CR9) 1:30 Effective 2025-08-24 through 2025-09-02
Codeshare flight, operated by American Airlines.(AA 5268)
Mon,Wed-Sun 18:50 Chicago O'Hare (ORD) 3 21:54 Wilkes-Barre/Scranton (AVP)
AS 6591 Non-stop Embraer ERJ 145 (ER4) 2:04 Effective 2025-05-05 through 2025-05-23
Codeshare flight, operated by American Airlines.(AA 5995)
Mon,Wed-Sun 18:50 Chicago O'Hare (ORD) 3 21:54 Wilkes-Barre/Scranton (AVP)
AS 6591 Non-stop Embraer ERJ 145 (ER4) 2:04 Effective 2025-05-25 through 2025-06-04
Codeshare flight, operated by American Airlines.(AA 5995)
Tue 18:55 Chicago O'Hare (ORD) 3 21:59 Wilkes-Barre/Scranton (AVP)
AS 6591 Non-stop Embraer ERJ 145 (ER4) 2:04 Effective 2025-05-06 through 2025-06-03
Codeshare flight, operated by American Airlines.(AA 5995)
Sat 20:40 Chicago O'Hare (ORD) 3 22:56 Birmingham (BHM)
AS 6591 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:16 Effective 2025-07-05 through 2025-08-02
Codeshare flight, operated by American Airlines.(AA 3757)
Mon,Tue,Sun 20:40 Chicago O'Hare (ORD) 3 22:56 Birmingham (BHM)
AS 6591 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:16 Effective 2025-08-03 through 2025-08-05
Codeshare flight, operated by American Airlines.(AA 3757)
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This flight number is listed as serving the following routes:


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Alaska Airlines flight AS 6591: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS6591
08:00
Chicago O'Hare (ORD) 3

09:20
Saint Louis (STL) 1
Effective 2025-11-02 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4595)
Duration: 1:20, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS6591
08:00
Chicago O'Hare (ORD) 3

09:25
Saint Louis (STL) 1
Effective 2025-12-03 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4595)
Duration: 1:25, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS6591
08:00
Chicago O'Hare (ORD) 3

09:27
Saint Louis (STL) 1
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4595)
Duration: 1:27, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS6591
11:25
Chicago O'Hare (ORD) 3

12:51
Saint Louis (STL) 1
Operates only on 2025-06-05
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3764)
Duration: 1:26, non-stop
Embraer EMB 170 / EMB 175 (E70)
Alaska Airlines AS6591
11:25
Chicago O'Hare (ORD) 3

12:51
Saint Louis (STL) 1
Effective 2025-07-01 through 2025-07-02
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3764)
Duration: 1:26, non-stop
Embraer EMB 170 / EMB 175 (E70)
Alaska Airlines AS6591
11:25
Chicago O'Hare (ORD) 3

12:51
Saint Louis (STL) 1
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3764)
Duration: 1:26, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS6591
12:10
Syracuse (SYR)

13:34
Ronald Reagan Washington (DCA) 2
Effective 2025-06-22 through 2025-06-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 4595)
Duration: 1:24, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS6591
14:50
Chicago O'Hare (ORD) 3

16:10
Saint Louis (STL) 1
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4764)
Duration: 1:20, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS6591
14:55
Chicago O'Hare (ORD) 3

16:11
Saint Louis (STL) 1
Valid until 2025-05-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3757)
Duration: 1:16, non-stop
Embraer EMB 170 / EMB 175 (E70)
Alaska Airlines AS6591
15:55
Chicago O'Hare (ORD) 3

17:15
Saint Louis (STL) 1
Operates only on 2025-05-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 3757)
Duration: 1:20, non-stop
Embraer EMB 170 / EMB 175 (E70)
Alaska Airlines AS6591
16:30
Houston Hobby (HOU)

17:50
Dallas Fort Worth (DFW)
Effective 2025-10-06 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4125)
Duration: 1:20, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS6591
16:31
Houston Hobby (HOU)

17:50
Dallas Fort Worth (DFW)
Effective 2025-09-03 through 2025-09-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4125)
Duration: 1:19, non-stop
Embraer EMB 170 / EMB 175 (E70)
Alaska Airlines AS6591
16:31
Houston Hobby (HOU)

17:50
Dallas Fort Worth (DFW)
Effective 2025-10-01 through 2025-10-05
Mon
-
Tue
-
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4125)
Duration: 1:19, non-stop
Embraer EMB 170 / EMB 175 (E70)
Alaska Airlines AS6591
16:35
Dallas Fort Worth (DFW)

17:58
Baton Rouge (BTR)
Effective 2025-10-26 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4125)
Duration: 1:23, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS6591
18:21
Saint Louis (STL) 1

19:50
Chicago O'Hare (ORD) 3
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4764)
Duration: 1:29, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS6591
18:35
Dallas Fort Worth (DFW)

20:05
Baton Rouge (BTR)
Effective 2025-08-06 through 2025-08-22
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5268)
Duration: 1:30, non-stop
Canadair CRJ 900 (CR9)
Alaska Airlines AS6591
18:35
Dallas Fort Worth (DFW)

20:05
Baton Rouge (BTR)
Effective 2025-08-24 through 2025-09-02
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 5268)
Duration: 1:30, non-stop
Canadair CRJ 900 (CR9)
Alaska Airlines AS6591
18:50
Chicago O'Hare (ORD) 3

21:54
Wilkes-Barre/Scranton (AVP)
Effective 2025-05-05 through 2025-05-23
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5995)
Duration: 2:04, non-stop
Embraer ERJ 145 (ER4)
Alaska Airlines AS6591
18:50
Chicago O'Hare (ORD) 3

21:54
Wilkes-Barre/Scranton (AVP)
Effective 2025-05-25 through 2025-06-04
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5995)
Duration: 2:04, non-stop
Embraer ERJ 145 (ER4)
Alaska Airlines AS6591
18:55
Chicago O'Hare (ORD) 3

21:59
Wilkes-Barre/Scranton (AVP)
Effective 2025-05-06 through 2025-06-03
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 5995)
Duration: 2:04, non-stop
Embraer ERJ 145 (ER4)
Alaska Airlines AS6591
20:40
Chicago O'Hare (ORD) 3

22:56
Birmingham (BHM)
Effective 2025-07-05 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 3757)
Duration: 2:16, non-stop
Embraer EMB 170 / EMB 175 (E70)
Alaska Airlines AS6591
20:40
Chicago O'Hare (ORD) 3

22:56
Birmingham (BHM)
Effective 2025-08-03 through 2025-08-05
Mon
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3757)
Duration: 2:16, non-stop
Embraer EMB 170 / EMB 175 (E70)
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This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - Birmingham (BHM)
  • Chicago O'Hare (ORD) - Wilkes-Barre/Scranton (AVP)
  • Dallas Fort Worth (DFW) - Baton Rouge (BTR)
  • Houston Hobby (HOU) - Dallas Fort Worth (DFW)
  • Saint Louis (STL) - Chicago O'Hare (ORD)
  • Syracuse (SYR) - Ronald Reagan Washington (DCA)
All Alaska Airlines flights
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