Alaska Airlines flight AS 4559: Multiple routes

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 06:35 Cleveland Hopkins (CLE) 07:07 Chicago O'Hare (ORD) 3
AS 4559 Non-stop Airbus A319 (319) 1:32 Effective 2025-09-03 through 2025-10-05
Codeshare flight, operated by American Airlines.(AA 3024)
Daily 06:51 Huntsville (HSV) 09:10 Chicago O'Hare (ORD) 3
AS 4559 Non-stop Embraer ERJ 145 (ER4) 2:19 Effective 2025-05-27 through 2025-06-04
Codeshare flight, operated by American Airlines.(AA 5845)
Daily 06:56 Albany (ALB) 08:22 Chicago O'Hare (ORD) 3
AS 4559 Non-stop Embraer ERJ 145 (ER4) 2:26 Valid until 2025-05-04
Codeshare flight, operated by American Airlines.(AA 5845)
Daily 06:57 Albany (ALB) 08:30 Chicago O'Hare (ORD) 3
AS 4559 Non-stop Embraer ERJ 145 (ER4) 2:33 Effective 2025-05-05 through 2025-05-24
Codeshare flight, operated by American Airlines.(AA 5845)
Mon 06:57 Albany (ALB) 08:30 Chicago O'Hare (ORD) 3
AS 4559 Non-stop Embraer ERJ 145 (ER4) 2:33 Operates only on 2025-05-26
Codeshare flight, operated by American Airlines.(AA 5845)
Daily 08:00 Chicago O'Hare (ORD) 3 09:41 Omaha (OMA)
AS 4559 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:41 Effective 2025-11-02 through 2025-12-02
Codeshare flight, operated by American Airlines.(AA 3673)
Daily 10:55 Omaha (OMA) 12:40 Chicago O'Hare (ORD) 3
AS 4559 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:45 Effective 2025-11-02 through 2025-12-02
Codeshare flight, operated by American Airlines.(AA 3673)
Daily 11:01 Fort Wayne (FWA) 11:10 Chicago O'Hare (ORD) 3
AS 4559 Non-stop Canadair CRJ 700 (CR7) 1:09 Effective 2025-10-06 through 2025-10-25
Codeshare flight, operated by American Airlines.(AA 4949)
Daily 11:58 Pittsburgh (PIT) 12:40 Chicago O'Hare (ORD) 3
AS 4559 Non-stop Embraer EMB 175 (E75) 1:42 Effective from 2026-02-12
Codeshare flight, operated by American Airlines.(AA 4678)
Sat,Sun 13:30 Chicago O'Hare (ORD) 3 15:42 Traverse City (TVC)
AS 4559 Non-stop Canadair CRJ 700 (CR7) 1:12 Effective 2025-08-09 through 2025-08-17
Codeshare flight, operated by American Airlines.(AA 5004)
Daily 13:32 Pittsburgh (PIT) 14:20 Chicago O'Hare (ORD) 3
AS 4559 Non-stop Embraer EMB 175 (E75) 1:48 Effective 2025-12-18 through 2026-01-05
Codeshare flight, operated by American Airlines.(AA 4678)
Mon-Fri 14:42 Chicago O'Hare (ORD) 3 17:38 San Antonio (SAT)
AS 4559 Non-stop Airbus A319 (319) 2:56 Effective 2025-08-06 through 2025-08-19
Codeshare flight, operated by American Airlines.(AA 2435)
Mon,Thu,Fri,Sun 14:42 Chicago O'Hare (ORD) 3 17:38 San Antonio (SAT)
AS 4559 Non-stop Airbus A319 (319) 2:56 Effective 2025-08-21 through 2025-09-01
Codeshare flight, operated by American Airlines.(AA 2435)
Daily 16:45 Dallas Fort Worth (DFW) E 17:46 Killeen/Fort Hood (GRK)
AS 4559 Non-stop Canadair CRJ 700 (CR7) 1:01 Effective 2025-10-26 through 2025-11-01
Codeshare flight, operated by American Airlines.(AA 6293)
Mon-Fri 18:28 San Antonio (SAT) 21:25 Chicago O'Hare (ORD) 3
AS 4559 Non-stop Airbus A319 (319) 2:57 Effective 2025-08-06 through 2025-08-22
Codeshare flight, operated by American Airlines.(AA 2435)
Daily 18:28 San Antonio (SAT) 21:25 Chicago O'Hare (ORD) 3
AS 4559 Non-stop Airbus A319 (319) 2:57 Effective 2025-08-24 through 2025-09-02
Codeshare flight, operated by American Airlines.(AA 2435)
Daily 18:49 Philadelphia (PHL) F 20:12 Syracuse (SYR)
AS 4559 Non-stop Embraer ERJ 145 (ER4) 1:23 Effective 2025-06-05 through 2025-07-03
Codeshare flight, operated by American Airlines.(AA 5837)
Daily 18:50 Philadelphia (PHL) F 20:18 Syracuse (SYR)
AS 4559 Non-stop Embraer ERJ 145 (ER4) 1:28 Effective 2025-07-05 through 2025-08-05
Codeshare flight, operated by American Airlines.(AA 5837)
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This flight number is listed as serving the following routes:


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Alaska Airlines flight AS 4559: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS4559
06:35
Cleveland Hopkins (CLE)

07:07
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 3024)
Duration: 1:32, non-stop
Airbus A319 (319)
Alaska Airlines AS4559
06:51
Huntsville (HSV)

09:10
Chicago O'Hare (ORD) 3
Effective 2025-05-27 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5845)
Duration: 2:19, non-stop
Embraer ERJ 145 (ER4)
Alaska Airlines AS4559
06:56
Albany (ALB)

08:22
Chicago O'Hare (ORD) 3
Valid until 2025-05-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5845)
Duration: 2:26, non-stop
Embraer ERJ 145 (ER4)
Alaska Airlines AS4559
06:57
Albany (ALB)

08:30
Chicago O'Hare (ORD) 3
Effective 2025-05-05 through 2025-05-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5845)
Duration: 2:33, non-stop
Embraer ERJ 145 (ER4)
Alaska Airlines AS4559
06:57
Albany (ALB)

08:30
Chicago O'Hare (ORD) 3
Operates only on 2025-05-26
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 5845)
Duration: 2:33, non-stop
Embraer ERJ 145 (ER4)
Alaska Airlines AS4559
08:00
Chicago O'Hare (ORD) 3

09:41
Omaha (OMA)
Effective 2025-11-02 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3673)
Duration: 1:41, non-stop
Embraer EMB 170 / EMB 175 (E70)
Alaska Airlines AS4559
10:55
Omaha (OMA)

12:40
Chicago O'Hare (ORD) 3
Effective 2025-11-02 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3673)
Duration: 1:45, non-stop
Embraer EMB 170 / EMB 175 (E70)
Alaska Airlines AS4559
11:01
Fort Wayne (FWA)

11:10
Chicago O'Hare (ORD) 3
Effective 2025-10-06 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4949)
Duration: 1:09, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4559
11:58
Pittsburgh (PIT)

12:40
Chicago O'Hare (ORD) 3
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4678)
Duration: 1:42, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4559
13:30
Chicago O'Hare (ORD) 3

15:42
Traverse City (TVC)
Effective 2025-08-09 through 2025-08-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5004)
Duration: 1:12, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4559
13:32
Pittsburgh (PIT)

14:20
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 4678)
Duration: 1:48, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4559
14:42
Chicago O'Hare (ORD) 3

17:38
San Antonio (SAT)
Effective 2025-08-06 through 2025-08-19
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 2435)
Duration: 2:56, non-stop
Airbus A319 (319)
Alaska Airlines AS4559
14:42
Chicago O'Hare (ORD) 3

17:38
San Antonio (SAT)
Effective 2025-08-21 through 2025-09-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 2435)
Duration: 2:56, non-stop
Airbus A319 (319)
Alaska Airlines AS4559
16:45
Dallas Fort Worth (DFW) E

17:46
Killeen/Fort Hood (GRK)
Effective 2025-10-26 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6293)
Duration: 1:01, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4559
18:28
San Antonio (SAT)

21:25
Chicago O'Hare (ORD) 3
Effective 2025-08-06 through 2025-08-22
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 2435)
Duration: 2:57, non-stop
Airbus A319 (319)
Alaska Airlines AS4559
18:28
San Antonio (SAT)

21:25
Chicago O'Hare (ORD) 3
Effective 2025-08-24 through 2025-09-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2435)
Duration: 2:57, non-stop
Airbus A319 (319)
Alaska Airlines AS4559
18:49
Philadelphia (PHL) F

20:12
Syracuse (SYR)
Effective 2025-06-05 through 2025-07-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5837)
Duration: 1:23, non-stop
Embraer ERJ 145 (ER4)
Alaska Airlines AS4559
18:50
Philadelphia (PHL) F

20:18
Syracuse (SYR)
Effective 2025-07-05 through 2025-08-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5837)
Duration: 1:28, non-stop
Embraer ERJ 145 (ER4)
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This flight number is listed as serving the following routes:
  • Albany (ALB) - Chicago O'Hare (ORD)
  • Chicago O'Hare (ORD) - Omaha (OMA)
  • Chicago O'Hare (ORD) - San Antonio (SAT)
  • Chicago O'Hare (ORD) - Traverse City (TVC)
  • Cleveland Hopkins (CLE) - Chicago O'Hare (ORD)
  • Dallas Fort Worth (DFW) - Killeen/Fort Hood (GRK)
  • Fort Wayne (FWA) - Chicago O'Hare (ORD)
  • Huntsville (HSV) - Chicago O'Hare (ORD)
  • Philadelphia (PHL) - Syracuse (SYR)
  • Pittsburgh (PIT) - Chicago O'Hare (ORD)
All Alaska Airlines flights
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