Alaska Airlines flight AS 4099: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Tue 06:13 Chicago O'Hare (ORD) 3 08:23 Indianapolis (IND)
AS 4099 Non-stop Embraer EMB 175 (E75) 1:10 Effective 2025-07-08 through 2025-07-29
Codeshare flight, operated by American Airlines.(AA 4806)
Mon,Wed-Fri,Sun 06:26 Little Rock (LIT) 08:24 Chicago O'Hare (ORD) 3
AS 4099 Non-stop Embraer EMB 175 (E75) 1:58 Effective 2025-05-07 through 2025-06-04
Codeshare flight, operated by American Airlines.(AA 3656)
Sat 06:27 Little Rock (LIT) 08:25 Chicago O'Hare (ORD) 3
AS 4099 Non-stop Embraer EMB 175 (E75) 1:58 Effective 2025-05-10 through 2025-05-31
Codeshare flight, operated by American Airlines.(AA 3656)
Mon,Wed-Sun 06:32 Little Rock (LIT) 08:31 Chicago O'Hare (ORD) 3
AS 4099 Non-stop Embraer EMB 175 (E75) 1:59 Valid until 2025-05-04
Codeshare flight, operated by American Airlines.(AA 3656)
Mon 06:47 Little Rock (LIT) 08:45 Chicago O'Hare (ORD) 3
AS 4099 Non-stop Embraer EMB 175 (E75) 1:58 Operates only on 2025-05-05
Codeshare flight, operated by American Airlines.(AA 3656)
Thu 07:00 Little Rock (LIT) 08:59 Chicago O'Hare (ORD) 3
AS 4099 Non-stop Embraer EMB 175 (E75) 1:59 Operates only on 2025-06-05
Codeshare flight, operated by American Airlines.(AA 3656)
Daily 07:05 Little Rock (LIT) 09:10 Chicago O'Hare (ORD) 3
AS 4099 Non-stop Embraer EMB 175 (E75) 2:05 Effective 2025-12-03 through 2026-01-05
Codeshare flight, operated by American Airlines.(AA 3656)
Mon,Wed-Sun 07:06 Little Rock (LIT) 09:05 Chicago O'Hare (ORD) 3
AS 4099 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:59 Effective 2025-06-06 through 2025-07-04
Codeshare flight, operated by American Airlines.(AA 3656)
Mon,Wed-Sun 07:10 Little Rock (LIT) 09:09 Chicago O'Hare (ORD) 3
AS 4099 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:59 Effective 2025-07-05 through 2025-08-11
Codeshare flight, operated by American Airlines.(AA 3656)
Daily 07:10 Little Rock (LIT) 09:09 Chicago O'Hare (ORD) 3
AS 4099 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:59 Effective 2025-08-12 through 2025-10-05
Codeshare flight, operated by American Airlines.(AA 3656)
Daily 07:11 Little Rock (LIT) 09:10 Chicago O'Hare (ORD) 3
AS 4099 Non-stop Embraer EMB 175 (E75) 1:59 Effective 2025-11-02 through 2025-12-02
Codeshare flight, operated by American Airlines.(AA 3656)
Daily 07:11 Little Rock (LIT) 09:10 Chicago O'Hare (ORD) 3
AS 4099 Non-stop Embraer EMB 175 (E75) 1:59 Effective 2026-01-06 through 2026-02-11
Codeshare flight, operated by American Airlines.(AA 3656)
Daily 07:13 Little Rock (LIT) 09:10 Chicago O'Hare (ORD) 3
AS 4099 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:57 Effective 2025-10-06 through 2025-11-01
Codeshare flight, operated by American Airlines.(AA 3656)
Daily 07:15 Little Rock (LIT) 09:10 Chicago O'Hare (ORD) 3
AS 4099 Non-stop Embraer EMB 175 (E75) 1:55 Effective from 2026-02-12
Codeshare flight, operated by American Airlines.(AA 3656)
Tue 12:35 Chicago O'Hare (ORD) 3 15:36 Raleigh/Durham (RDU) 2
AS 4099 Non-stop Embraer EMB 175 (E75) 2:01 Effective 2025-05-06 through 2025-05-13
Codeshare flight, operated by American Airlines.(AA 4375)
Tue 13:43 State College (SCE) 14:40 Philadelphia (PHL) F
AS 4099 Non-stop Embraer ERJ 145 (ER4) 0:57 Effective 2025-05-20 through 2025-05-27
Codeshare flight, operated by American Airlines.(AA 5978)
Tue 18:41 Chicago O'Hare (ORD) 3 21:17 John Glenn Columbus (CMH)
AS 4099 Non-stop Embraer EMB 175 (E75) 1:36 Operates only on 2025-08-05
Codeshare flight, operated by American Airlines.(AA 4445)
Tue 21:19 Philadelphia (PHL) F 23:16 Cincinnati (CVG)
AS 4099 Non-stop Canadair CRJ 900 (CR9) 1:57 Effective 2025-06-10 through 2025-06-17
Codeshare flight, operated by American Airlines.(AA 5094)
This flight number is listed as serving the following routes:


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Alaska Airlines flight AS 4099: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS4099
06:13
Chicago O'Hare (ORD) 3

08:23
Indianapolis (IND)
Effective 2025-07-08 through 2025-07-29
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 4806)
Duration: 1:10, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4099
06:26
Little Rock (LIT)

08:24
Chicago O'Hare (ORD) 3
Effective 2025-05-07 through 2025-06-04
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3656)
Duration: 1:58, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4099
06:27
Little Rock (LIT)

08:25
Chicago O'Hare (ORD) 3
Effective 2025-05-10 through 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 3656)
Duration: 1:58, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4099
06:32
Little Rock (LIT)

08:31
Chicago O'Hare (ORD) 3
Valid until 2025-05-04
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3656)
Duration: 1:59, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4099
06:47
Little Rock (LIT)

08:45
Chicago O'Hare (ORD) 3
Operates only on 2025-05-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3656)
Duration: 1:58, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4099
07:00
Little Rock (LIT)

08:59
Chicago O'Hare (ORD) 3
Operates only on 2025-06-05
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3656)
Duration: 1:59, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4099
07:05
Little Rock (LIT)

09:10
Chicago O'Hare (ORD) 3
Effective 2025-12-03 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3656)
Duration: 2:05, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4099
07:06
Little Rock (LIT)

09:05
Chicago O'Hare (ORD) 3
Effective 2025-06-06 through 2025-07-04
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3656)
Duration: 1:59, non-stop
Embraer EMB 170 / EMB 175 (E70)
Alaska Airlines AS4099
07:10
Little Rock (LIT)

09:09
Chicago O'Hare (ORD) 3
Effective 2025-07-05 through 2025-08-11
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3656)
Duration: 1:59, non-stop
Embraer EMB 170 / EMB 175 (E70)
Alaska Airlines AS4099
07:10
Little Rock (LIT)

09:09
Chicago O'Hare (ORD) 3
Effective 2025-08-12 through 2025-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3656)
Duration: 1:59, non-stop
Embraer EMB 170 / EMB 175 (E70)
Alaska Airlines AS4099
07:11
Little Rock (LIT)

09:10
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 3656)
Duration: 1:59, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4099
07:11
Little Rock (LIT)

09:10
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 3656)
Duration: 1:59, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4099
07:13
Little Rock (LIT)

09:10
Chicago O'Hare (ORD) 3
Effective 2025-10-06 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3656)
Duration: 1:57, non-stop
Embraer EMB 170 / EMB 175 (E70)
Alaska Airlines AS4099
07:15
Little Rock (LIT)

09:10
Chicago O'Hare (ORD) 3
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3656)
Duration: 1:55, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4099
12:35
Chicago O'Hare (ORD) 3

15:36
Raleigh/Durham (RDU) 2
Effective 2025-05-06 through 2025-05-13
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 4375)
Duration: 2:01, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4099
13:43
State College (SCE)

14:40
Philadelphia (PHL) F
Effective 2025-05-20 through 2025-05-27
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 5978)
Duration: 0:57, non-stop
Embraer ERJ 145 (ER4)
Alaska Airlines AS4099
18:41
Chicago O'Hare (ORD) 3

21:17
John Glenn Columbus (CMH)
Operates only on 2025-08-05
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 4445)
Duration: 1:36, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4099
21:19
Philadelphia (PHL) F

23:16
Cincinnati (CVG)
Effective 2025-06-10 through 2025-06-17
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 5094)
Duration: 1:57, non-stop
Canadair CRJ 900 (CR9)
This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - Indianapolis (IND)
  • Chicago O'Hare (ORD) - John Glenn Columbus (CMH)
  • Chicago O'Hare (ORD) - Raleigh/Durham (RDU)
  • Little Rock (LIT) - Chicago O'Hare (ORD)
  • Philadelphia (PHL) - Cincinnati (CVG)
  • State College (SCE) - Philadelphia (PHL)
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