Alaska Airlines flight AS 4040: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 11:40 Chicago O'Hare (ORD) 3 14:07 Cincinnati (CVG)
AS 4040 Non-stop Canadair CRJ 700 (CR7) 1:27 Effective 2026-09-09 through 2026-10-04
Codeshare flight, operated by American Airlines.(AA 4915)
Daily 11:40 Chicago O'Hare (ORD) 3 13:58 Cincinnati (CVG)
AS 4040 Non-stop Canadair CRJ 700 (CR7) 1:18 Effective from 2026-10-05
Codeshare flight, operated by American Airlines.(AA 5014)
Tue 12:24 Chicago O'Hare (ORD) 3 14:50 Cincinnati (CVG)
AS 4040 Non-stop Canadair CRJ 700 (CR7) 1:26 Effective 2026-01-06 through 2026-02-10
Codeshare flight, operated by American Airlines.(AA 6244)
Wed 12:25 Chicago O'Hare (ORD) 3 14:51 Cincinnati (CVG)
AS 4040 Non-stop Canadair CRJ 700 (CR7) 1:26 Effective 2026-01-07 through 2026-02-11
Codeshare flight, operated by American Airlines.(AA 6244)
Tue 15:20 Cincinnati (CVG) 16:00 Chicago O'Hare (ORD) 3
AS 4040 Non-stop Canadair CRJ 700 (CR7) 1:40 Effective 2026-01-06 through 2026-02-10
Codeshare flight, operated by American Airlines.(AA 6244)
Wed 15:21 Cincinnati (CVG) 16:01 Chicago O'Hare (ORD) 3
AS 4040 Non-stop Canadair CRJ 700 (CR7) 1:40 Effective 2026-01-07 through 2026-02-11
Codeshare flight, operated by American Airlines.(AA 6244)
Daily 15:38 Cincinnati (CVG) 16:10 Chicago O'Hare (ORD) 3
AS 4040 Non-stop Canadair CRJ 700 (CR7) 1:32 Effective from 2026-09-09
Codeshare flight, operated by American Airlines.(AA 4915)
Daily 16:04 Chicago O'Hare (ORD) 3 18:28 Lexington (LEX)
AS 4040 Non-stop Canadair CRJ 700 (CR7) 1:24 Effective 2026-08-05 through 2026-09-08
Codeshare flight, operated by American Airlines.(AA 5014)
Daily 18:35 Chicago O'Hare (ORD) 3 20:02 Des Moines (DSM)
AS 4040 Non-stop Airbus A319 (319) 1:27 Effective 2026-05-21 through 2026-07-01
Codeshare flight, operated by American Airlines.(AA 856)
Daily 18:35 Chicago O'Hare (ORD) 3 20:00 Des Moines (DSM)
AS 4040 Non-stop Airbus A319 (319) 1:25 Effective 2026-07-02 through 2026-08-04
Codeshare flight, operated by American Airlines.(AA 856)
Daily 18:58 Lexington (LEX) 19:33 Chicago O'Hare (ORD) 3
AS 4040 Non-stop Canadair CRJ 700 (CR7) 1:35 Effective 2026-08-05 through 2026-09-08
Codeshare flight, operated by American Airlines.(AA 5014)
Sat 19:30 Chicago O'Hare (ORD) 3 20:57 Des Moines (DSM)
AS 4040 Non-stop Embraer EMB 175 (E75) 1:27 Operates only on 2026-02-14
Codeshare flight, operated by American Airlines.(AA 4805)
Sun 19:34 Chicago O'Hare (ORD) 3 21:01 Des Moines (DSM)
AS 4040 Non-stop Embraer EMB 175 (E75) 1:27 Operates only on 2026-02-15
Codeshare flight, operated by American Airlines.(AA 4805)
Daily 19:48 Newark Liberty, New York (EWR) A 21:30 Chicago O'Hare (ORD) 3
AS 4040 Non-stop Embraer EMB 175 (E75) 2:42 Effective 2026-04-07 through 2026-05-20
Codeshare flight, operated by American Airlines.(AA 3574)
Thu,Fri 20:59 Chicago O'Hare (ORD) 3 22:25 Des Moines (DSM)
AS 4040 Non-stop Embraer EMB 175 (E75) 1:26 Effective 2026-02-12 through 2026-02-13
Codeshare flight, operated by American Airlines.(AA 4805)
Daily 20:59 Chicago O'Hare (ORD) 3 22:33 Des Moines (DSM)
AS 4040 Non-stop Embraer EMB 175 (E75) 1:34 Effective 2026-03-08 through 2026-04-06
Codeshare flight, operated by American Airlines.(AA 4805)
Daily 21:00 Chicago O'Hare (ORD) 3 22:26 Des Moines (DSM)
AS 4040 Non-stop Embraer EMB 175 (E75) 1:26 Effective 2026-02-16 through 2026-03-07
Codeshare flight, operated by American Airlines.(AA 4805)
Mon,Thu,Sun 22:00 Chicago O'Hare (ORD) 3 23:30 Des Moines (DSM)
AS 4040 Non-stop Embraer EMB 175 (E75) 1:30 Valid until 2026-01-05
Codeshare flight, operated by American Airlines.(AA 3921)
Fri,Sat 22:14 Chicago O'Hare (ORD) 3 23:51 Des Moines (DSM)
AS 4040 Non-stop Embraer EMB 175 (E75) 1:37 Valid until 2026-01-03
Codeshare flight, operated by American Airlines.(AA 4805)
This flight number is listed as serving the following routes:


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Alaska Airlines flight AS 4040: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS4040
11:40
Chicago O'Hare (ORD) 3

14:07
Cincinnati (CVG)
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4915)
Duration: 1:27, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS4040
11:40
Chicago O'Hare (ORD) 3

13:58
Cincinnati (CVG)
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5014)
Duration: 1:18, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS4040
12:24
Chicago O'Hare (ORD) 3

14:50
Cincinnati (CVG)
Effective 2026-01-06 through 2026-02-10
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 6244)
Duration: 1:26, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS4040
12:25
Chicago O'Hare (ORD) 3

14:51
Cincinnati (CVG)
Effective 2026-01-07 through 2026-02-11
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 6244)
Duration: 1:26, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS4040
15:20
Cincinnati (CVG)

16:00
Chicago O'Hare (ORD) 3
Effective 2026-01-06 through 2026-02-10
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 6244)
Duration: 1:40, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS4040
15:21
Cincinnati (CVG)

16:01
Chicago O'Hare (ORD) 3
Effective 2026-01-07 through 2026-02-11
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 6244)
Duration: 1:40, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS4040
15:38
Cincinnati (CVG)

16:10
Chicago O'Hare (ORD) 3
Effective from 2026-09-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4915)
Duration: 1:32, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS4040
16:04
Chicago O'Hare (ORD) 3

18:28
Lexington (LEX)
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5014)
Duration: 1:24, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS4040
18:35
Chicago O'Hare (ORD) 3

20:02
Des Moines (DSM)
Effective 2026-05-21 through 2026-07-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 856)
Duration: 1:27, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Alaska Airlines AS4040
18:35
Chicago O'Hare (ORD) 3

20:00
Des Moines (DSM)
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 856)
Duration: 1:25, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Alaska Airlines AS4040
18:58
Lexington (LEX)

19:33
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 5014)
Duration: 1:35, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS4040
19:30
Chicago O'Hare (ORD) 3

20:57
Des Moines (DSM)
Operates only on 2026-02-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 4805)
Duration: 1:27, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS4040
19:34
Chicago O'Hare (ORD) 3

21:01
Des Moines (DSM)
Operates only on 2026-02-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 4805)
Duration: 1:27, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS4040
19:48
Newark Liberty, New York (EWR) A

21:30
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 3574)
Duration: 2:42, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS4040
20:59
Chicago O'Hare (ORD) 3

22:25
Des Moines (DSM)
Effective 2026-02-12 through 2026-02-13
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 4805)
Duration: 1:26, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS4040
20:59
Chicago O'Hare (ORD) 3

22:33
Des Moines (DSM)
Effective 2026-03-08 through 2026-04-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4805)
Duration: 1:34, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS4040
21:00
Chicago O'Hare (ORD) 3

22:26
Des Moines (DSM)
Effective 2026-02-16 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4805)
Duration: 1:26, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS4040
22:00
Chicago O'Hare (ORD) 3

23:30
Des Moines (DSM)
Valid until 2026-01-05
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3921)
Duration: 1:30, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS4040
22:14
Chicago O'Hare (ORD) 3

23:51
Des Moines (DSM)
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 4805)
Duration: 1:37, non-stop
Embraer EMB 175 (E75)
This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - Des Moines (DSM)
  • Cincinnati (CVG) - Chicago O'Hare (ORD)
  • Lexington (LEX) - Chicago O'Hare (ORD)
  • Newark Liberty, New York (EWR) - Chicago O'Hare (ORD)
All Alaska Airlines flights
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