Alaska Airlines flight AS 4588: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 06:40 Chicago O'Hare (ORD) 3 09:06 John Glenn Columbus (CMH)
AS 4588 Non-stop Embraer EMB 175 (E75) 1:26 Effective from 2026-10-05
Codeshare flight, operated by American Airlines.(AA 3841)
Sat 08:10 Philadelphia (PHL) F 09:52 Greensboro/High Point (GSO)
AS 4588 Non-stop Embraer ERJ 145 (ER4) 1:42 Effective 2026-09-12 through 2026-10-03
Codeshare flight, operated by American Airlines.(AA 5985)
Daily 09:40 Chicago O'Hare (ORD) 3 11:41 Fargo (FAR)
AS 4588 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:01 Effective 2026-05-21 through 2026-07-01
Codeshare flight, operated by American Airlines.(AA 3520)
Daily 10:44 John Glenn Columbus (CMH) 11:10 Chicago O'Hare (ORD) 3
AS 4588 Non-stop Embraer EMB 175 (E75) 1:26 Effective from 2026-10-05
Codeshare flight, operated by American Airlines.(AA 3841)
Daily 11:02 Savannah (SAV) 13:06 Philadelphia (PHL) F
AS 4588 Non-stop Embraer ERJ 145 (ER4) 2:04 Effective 2026-02-12 through 2026-03-07
Codeshare flight, operated by American Airlines.(AA 5786)
Mon,Wed-Fri,Sun 11:03 Savannah (SAV) 13:09 Philadelphia (PHL) F
AS 4588 Non-stop Embraer ERJ 145 (ER4) 2:06 Effective 2026-03-08 through 2026-03-19
Codeshare flight, operated by American Airlines.(AA 5831)
Tue,Sat 11:08 Savannah (SAV) 13:14 Philadelphia (PHL) F
AS 4588 Non-stop Embraer ERJ 145 (ER4) 2:06 Effective 2026-03-10 through 2026-03-17
Codeshare flight, operated by American Airlines.(AA 5831)
Sat 11:28 Greensboro/High Point (GSO) 12:55 Philadelphia (PHL) F
AS 4588 Non-stop Embraer ERJ 145 (ER4) 1:27 Effective 2026-09-12 through 2026-10-03
Codeshare flight, operated by American Airlines.(AA 5985)
Daily 13:10 Chicago O'Hare (ORD) 3 15:12 Fargo (FAR)
AS 4588 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:02 Effective 2026-07-02 through 2026-08-04
Codeshare flight, operated by American Airlines.(AA 3520)
Daily 14:14 Fargo (FAR) 16:10 Chicago O'Hare (ORD) 3
AS 4588 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:56 Effective 2026-05-21 through 2026-07-01
Codeshare flight, operated by American Airlines.(AA 3520)
Daily 14:50 Chicago O'Hare (ORD) 3 17:06 John Glenn Columbus (CMH)
AS 4588 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:16 Effective 2026-04-07 through 2026-05-20
Codeshare flight, operated by American Airlines.(AA 3520)
Mon,Wed-Fri,Sun 15:30 Chicago O'Hare (ORD) 3 18:10 Pittsburgh (PIT)
AS 4588 Non-stop Embraer EMB 175 (E75) 1:40 Effective 2026-01-07 through 2026-02-11
Codeshare flight, operated by American Airlines.(AA 4511)
Tue 15:31 Chicago O'Hare (ORD) 3 18:11 Pittsburgh (PIT)
AS 4588 Non-stop Embraer EMB 175 (E75) 1:40 Effective 2026-01-06 through 2026-02-10
Codeshare flight, operated by American Airlines.(AA 4511)
Daily 16:02 Fargo (FAR) 18:00 Chicago O'Hare (ORD) 3
AS 4588 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:58 Effective 2026-07-02 through 2026-08-04
Codeshare flight, operated by American Airlines.(AA 3520)
Daily 17:15 Chicago O'Hare (ORD) 3 19:48 Pittsburgh (PIT)
AS 4588 Non-stop Boeing 737-800 (738) 1:33 Effective 2026-08-05 through 2026-09-08
Codeshare flight, operated by American Airlines.(AA 1737)
Daily 19:19 John Glenn Columbus (CMH) 19:50 Chicago O'Hare (ORD) 3
AS 4588 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:31 Effective 2026-04-07 through 2026-05-20
Codeshare flight, operated by American Airlines.(AA 3520)
Sat 19:30 Chicago O'Hare (ORD) 3 22:18 Pittsburgh (PIT)
AS 4588 Non-stop Embraer EMB 175 (E75) 1:48 Valid until 2026-01-03
Codeshare flight, operated by American Airlines.(AA 4675)
Daily 20:38 Pittsburgh (PIT) 21:24 Chicago O'Hare (ORD) 3
AS 4588 Non-stop Boeing 737-800 (738) 1:46 Effective 2026-08-05 through 2026-09-08
Codeshare flight, operated by American Airlines.(AA 1737)
Sun 21:50 Cleveland (CLE) 22:37 Chicago O'Hare (ORD) 3
AS 4588 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:47 Operates only on 2026-01-04
Codeshare flight, operated by American Airlines.(AA 4525)
This flight number is listed as serving the following routes:


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Alaska Airlines flight AS 4588: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS4588
06:40
Chicago O'Hare (ORD) 3

09:06
John Glenn Columbus (CMH)
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3841)
Duration: 1:26, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS4588
08:10
Philadelphia (PHL) F

09:52
Greensboro/High Point (GSO)
Effective 2026-09-12 through 2026-10-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 5985)
Duration: 1:42, non-stop
Embraer ERJ 145 (ER4)
Direct Codeshare Flights:
Alaska Airlines AS4588
09:40
Chicago O'Hare (ORD) 3

11:41
Fargo (FAR)
Effective 2026-05-21 through 2026-07-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3520)
Duration: 2:01, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Alaska Airlines AS4588
10:44
John Glenn Columbus (CMH)

11:10
Chicago O'Hare (ORD) 3
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3841)
Duration: 1:26, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS4588
11:02
Savannah (SAV)

13:06
Philadelphia (PHL) F
Effective 2026-02-12 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5786)
Duration: 2:04, non-stop
Embraer ERJ 145 (ER4)
Direct Codeshare Flights:
Alaska Airlines AS4588
11:03
Savannah (SAV)

13:09
Philadelphia (PHL) F
Effective 2026-03-08 through 2026-03-19
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 5831)
Duration: 2:06, non-stop
Embraer ERJ 145 (ER4)
Direct Codeshare Flights:
Alaska Airlines AS4588
11:08
Savannah (SAV)

13:14
Philadelphia (PHL) F
Effective 2026-03-10 through 2026-03-17
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 5831)
Duration: 2:06, non-stop
Embraer ERJ 145 (ER4)
Direct Codeshare Flights:
Alaska Airlines AS4588
11:28
Greensboro/High Point (GSO)

12:55
Philadelphia (PHL) F
Effective 2026-09-12 through 2026-10-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 5985)
Duration: 1:27, non-stop
Embraer ERJ 145 (ER4)
Direct Codeshare Flights:
Alaska Airlines AS4588
13:10
Chicago O'Hare (ORD) 3

15:12
Fargo (FAR)
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3520)
Duration: 2:02, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Alaska Airlines AS4588
14:14
Fargo (FAR)

16:10
Chicago O'Hare (ORD) 3
Effective 2026-05-21 through 2026-07-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3520)
Duration: 1:56, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Alaska Airlines AS4588
14:50
Chicago O'Hare (ORD) 3

17:06
John Glenn Columbus (CMH)
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3520)
Duration: 1:16, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Alaska Airlines AS4588
15:30
Chicago O'Hare (ORD) 3

18:10
Pittsburgh (PIT)
Effective 2026-01-07 through 2026-02-11
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 4511)
Duration: 1:40, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS4588
15:31
Chicago O'Hare (ORD) 3

18:11
Pittsburgh (PIT)
Effective 2026-01-06 through 2026-02-10
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 4511)
Duration: 1:40, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS4588
16:02
Fargo (FAR)

18:00
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 3520)
Duration: 1:58, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Alaska Airlines AS4588
17:15
Chicago O'Hare (ORD) 3

19:48
Pittsburgh (PIT)
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1737)
Duration: 1:33, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS4588
19:19
John Glenn Columbus (CMH)

19:50
Chicago O'Hare (ORD) 3
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3520)
Duration: 1:31, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Alaska Airlines AS4588
19:30
Chicago O'Hare (ORD) 3

22:18
Pittsburgh (PIT)
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 4675)
Duration: 1:48, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS4588
20:38
Pittsburgh (PIT)

21:24
Chicago O'Hare (ORD) 3
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1737)
Duration: 1:46, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS4588
21:50
Cleveland (CLE)

22:37
Chicago O'Hare (ORD) 3
Operates only on 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 4525)
Duration: 1:47, non-stop
Embraer EMB 170 / EMB 175 (E70)
This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - Pittsburgh (PIT)
  • Cleveland (CLE) - Chicago O'Hare (ORD)
  • Fargo (FAR) - Chicago O'Hare (ORD)
  • John Glenn Columbus (CMH) - Chicago O'Hare (ORD)
  • Philadelphia (PHL) - Greensboro/High Point (GSO)
  • Savannah (SAV) - Philadelphia (PHL)
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