All airlines flying from Chicago O'Hare (ORD) to Saint Louis (STL).

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Sat 06:56 Chicago O'Hare (ORD) 3 08:13 Saint Louis (STL) 1
Alaska Airlines AS 4446 Non-stop Canadair CRJ 700 (CR7) 1:17 Effective 2025-07-05 through 2025-08-02
Codeshare flight, operated by American Airlines.(AA 6324)
Mon,Thu,Fri,Sun 06:40 Chicago O'Hare (ORD) 3 07:56 Saint Louis (STL) 1
Alaska Airlines AS 4492 Non-stop Canadair CRJ 700 (CR7) 1:16 Effective 2025-09-07 through 2025-09-29
Codeshare flight, operated by American Airlines.(AA 6381)
Sat 17:10 Chicago O'Hare (ORD) 3 18:27 Saint Louis (STL) 1
Alaska Airlines AS 4492 Non-stop Airbus A319 (319) 1:17 Operates only on 2025-05-24
Codeshare flight, operated by American Airlines.(AA 1926)
Wed-Sun 18:55 Chicago O'Hare (ORD) 3 20:23 Saint Louis (STL) 1
Alaska Airlines AS 4492 Non-stop Boeing 737 MAX 8 (7M8) 1:28 Effective 2025-10-01 through 2025-10-05
Codeshare flight, operated by American Airlines.(AA 1926)
Mon-Wed,Sat,Sun 19:03 Chicago O'Hare (ORD) 3 20:30 Saint Louis (STL) 1
Alaska Airlines AS 4492 Non-stop Boeing 737 MAX 8 (7M8) 1:27 Effective 2025-06-07 through 2025-06-11
Codeshare flight, operated by American Airlines.(AA 1926)
Mon-Sat 20:25 Chicago O'Hare (ORD) 3 21:52 Saint Louis (STL) 1
Alaska Airlines AS 4492 Non-stop Airbus A319 (319) 1:27 Effective 2025-05-05 through 2025-05-23
Codeshare flight, operated by American Airlines.(AA 1926)
Mon-Sat 20:25 Chicago O'Hare (ORD) 3 21:52 Saint Louis (STL) 1
Alaska Airlines AS 4492 Non-stop Airbus A319 (319) 1:27 Effective 2025-05-26 through 2025-05-31
Codeshare flight, operated by American Airlines.(AA 1926)
Tue,Wed 20:25 Chicago O'Hare (ORD) 3 21:52 Saint Louis (STL) 1
Alaska Airlines AS 4492 Non-stop Airbus A319 (319) 1:27 Effective 2025-06-03 through 2025-06-04
Codeshare flight, operated by American Airlines.(AA 1926)
Daily 20:25 Chicago O'Hare (ORD) 3 21:41 Saint Louis (STL) 1
Alaska Airlines AS 4492 Non-stop Boeing 737-800 (738) 1:16 Effective 2025-11-02 through 2025-12-02
Codeshare flight, operated by American Airlines.(AA 1926)
Daily 20:25 Chicago O'Hare (ORD) 3 22:02 Saint Louis (STL) 1
Alaska Airlines AS 4492 Non-stop Boeing 737-800 (738) 1:37 Effective 2025-12-18 through 2026-01-05
Codeshare flight, operated by American Airlines.(AA 1926)
Daily 20:25 Chicago O'Hare (ORD) 3 21:49 Saint Louis (STL) 1
Alaska Airlines AS 4492 Non-stop Boeing 737-800 (738) 1:24 Effective 2026-01-06 through 2026-02-11
Codeshare flight, operated by American Airlines.(AA 1926)
Daily 20:25 Chicago O'Hare (ORD) 3 21:44 Saint Louis (STL) 1
Alaska Airlines AS 4492 Non-stop Boeing 737-800 (738) 1:19 Effective from 2026-02-12
Codeshare flight, operated by American Airlines.(AA 1926)
Mon 20:28 Chicago O'Hare (ORD) 3 21:55 Saint Louis (STL) 1
Alaska Airlines AS 4492 Non-stop Airbus A319 (319) 1:27 Operates only on 2025-06-02
Codeshare flight, operated by American Airlines.(AA 1926)
Sun 20:50 Chicago O'Hare (ORD) 3 22:15 Saint Louis (STL) 1
Alaska Airlines AS 4492 Non-stop Airbus A319 (319) 1:25 Effective 2025-05-11 through 2025-06-01
Codeshare flight, operated by American Airlines.(AA 1926)
Daily 22:00 Chicago O'Hare (ORD) 3 23:25 Saint Louis (STL) 1
Alaska Airlines AS 4492 Non-stop Boeing 737-800 (738) 1:25 Effective 2025-10-06 through 2025-11-01
Codeshare flight, operated by American Airlines.(AA 1926)
Daily 16:40 Chicago O'Hare (ORD) 3 17:58 Saint Louis (STL) 1
Iberia IB 4495 Non-stop Canadair CRJ 700 (CR7) 1:18 Effective 2025-12-18 through 2026-01-05
Codeshare flight, operated by American Airlines.(AA 6363)
Sat 17:10 Chicago O'Hare (ORD) 3 18:27 Saint Louis (STL) 1
Iberia IB 4495 Non-stop Airbus A319 (319) 1:17 Operates only on 2025-05-24
Codeshare flight, operated by American Airlines.(AA 1926)
Fri 17:10 Chicago O'Hare (ORD) 3 18:23 Saint Louis (STL) 1
Iberia IB 4495 Non-stop Boeing 737-800 (738) 1:13 Operates only on 2025-07-04
Codeshare flight, operated by American Airlines.(AA 1926)
Daily 18:55 Chicago O'Hare (ORD) 3 20:23 Saint Louis (STL) 1
Iberia IB 4495 Non-stop Boeing 737 MAX 8 (7M8) 1:28 Effective 2025-07-05 through 2025-10-05
Codeshare flight, operated by American Airlines.(AA 1926)
Daily 19:03 Chicago O'Hare (ORD) 3 20:30 Saint Louis (STL) 1
Iberia IB 4495 Non-stop Boeing 737 MAX 8 (7M8) 1:27 Effective 2025-06-05 through 2025-07-03
Codeshare flight, operated by American Airlines.(AA 1926)
Mon-Sat 20:25 Chicago O'Hare (ORD) 3 21:52 Saint Louis (STL) 1
Iberia IB 4495 Non-stop Airbus A319 (319) 1:27 Effective 2025-05-05 through 2025-05-23
Codeshare flight, operated by American Airlines.(AA 1926)
Mon-Sat 20:25 Chicago O'Hare (ORD) 3 21:52 Saint Louis (STL) 1
Iberia IB 4495 Non-stop Airbus A319 (319) 1:27 Effective 2025-05-26 through 2025-05-31
Codeshare flight, operated by American Airlines.(AA 1926)
Tue,Wed 20:25 Chicago O'Hare (ORD) 3 21:52 Saint Louis (STL) 1
Iberia IB 4495 Non-stop Airbus A319 (319) 1:27 Effective 2025-06-03 through 2025-06-04
Codeshare flight, operated by American Airlines.(AA 1926)
Mon 20:28 Chicago O'Hare (ORD) 3 21:55 Saint Louis (STL) 1
Iberia IB 4495 Non-stop Airbus A319 (319) 1:27 Operates only on 2025-06-02
Codeshare flight, operated by American Airlines.(AA 1926)
Sun 20:50 Chicago O'Hare (ORD) 3 22:15 Saint Louis (STL) 1
Iberia IB 4495 Non-stop Airbus A319 (319) 1:25 Effective 2025-05-11 through 2025-06-01
Codeshare flight, operated by American Airlines.(AA 1926)
Daily 22:00 Chicago O'Hare (ORD) 3 23:25 Saint Louis (STL) 1
Iberia IB 4495 Non-stop Boeing 737-800 (738) 1:25 Effective 2025-10-06 through 2025-10-25
Codeshare flight, operated by American Airlines.(AA 1926)
Mon,Wed-Fri,Sun 22:09 Chicago O'Hare (ORD) 3 23:33 Saint Louis (STL) 1
Iberia IB 4495 Non-stop Boeing 737-800 (738) 1:24 Valid until 2025-05-04
Codeshare flight, operated by American Airlines.(AA 1926)
Daily 20:25 Chicago O'Hare (ORD) 3 21:41 Saint Louis (STL) 1
Iberia IB 4496 Non-stop Boeing 737-800 (738) 1:16 Effective 2025-11-02 through 2025-12-02
Codeshare flight, operated by American Airlines.(AA 1926)
Daily 20:25 Chicago O'Hare (ORD) 3 22:02 Saint Louis (STL) 1
Iberia IB 4496 Non-stop Boeing 737-800 (738) 1:37 Effective 2025-12-18 through 2026-01-05
Codeshare flight, operated by American Airlines.(AA 1926)
Daily 20:25 Chicago O'Hare (ORD) 3 21:49 Saint Louis (STL) 1
Iberia IB 4496 Non-stop Boeing 737-800 (738) 1:24 Effective 2026-01-06 through 2026-01-20
Codeshare flight, operated by American Airlines.(AA 1926)
Mon,Tue,Thu-Sun 20:25 Chicago O'Hare (ORD) 3 21:49 Saint Louis (STL) 1
Iberia IB 4496 Non-stop Boeing 737-800 (738) 1:24 Effective 2026-01-22 through 2026-02-01
Codeshare flight, operated by American Airlines.(AA 1926)
Tue,Thu-Sun 20:25 Chicago O'Hare (ORD) 3 21:49 Saint Louis (STL) 1
Iberia IB 4496 Non-stop Boeing 737-800 (738) 1:24 Effective 2026-02-03 through 2026-02-10
Codeshare flight, operated by American Airlines.(AA 1926)
Tue-Sun 20:25 Chicago O'Hare (ORD) 3 21:44 Saint Louis (STL) 1
Iberia IB 4496 Non-stop Boeing 737-800 (738) 1:19 Effective 2026-02-12 through 2026-02-22
Codeshare flight, operated by American Airlines.(AA 1926)
Daily 20:25 Chicago O'Hare (ORD) 3 21:44 Saint Louis (STL) 1
Iberia IB 4496 Non-stop Boeing 737-800 (738) 1:19 Effective from 2026-02-23
Codeshare flight, operated by American Airlines.(AA 1926)
Daily 22:00 Chicago O'Hare (ORD) 3 23:25 Saint Louis (STL) 1
Iberia IB 4496 Non-stop Boeing 737-800 (738) 1:25 Effective 2025-10-26 through 2025-11-01
Codeshare flight, operated by American Airlines.(AA 1926)
Mon,Thu 22:34 Chicago O'Hare (ORD) 3 23:50 Saint Louis (STL) 1
Alaska Airlines AS 4514 Non-stop Boeing 737-800 (738) 1:16 Effective 2025-06-30 through 2025-07-03
Codeshare flight, operated by American Airlines.(AA 1188)
Daily 22:38 Chicago O'Hare (ORD) 3 23:54 Saint Louis (STL) 1
Alaska Airlines AS 4514 Non-stop Boeing 737-800 (738) 1:16 Effective 2025-06-14 through 2025-06-29
Codeshare flight, operated by American Airlines.(AA 1188)
Daily 22:30 Chicago O'Hare (ORD) 3 23:51 Saint Louis (STL) 1
Alaska Airlines AS 4518 Non-stop Airbus A319 (319) 1:21 Effective 2025-05-05 through 2025-05-12
Codeshare flight, operated by American Airlines.(AA 3239)
Daily 22:30 Chicago O'Hare (ORD) 3 23:51 Saint Louis (STL) 1
Alaska Airlines AS 4518 Non-stop Airbus A319 (319) 1:21 Effective 2025-05-15 through 2025-05-23
Codeshare flight, operated by American Airlines.(AA 3239)
Daily 22:30 Chicago O'Hare (ORD) 3 23:51 Saint Louis (STL) 1
Alaska Airlines AS 4518 Non-stop Airbus A319 (319) 1:21 Effective 2025-05-25 through 2025-06-04
Codeshare flight, operated by American Airlines.(AA 3239)
Daily 16:45 Chicago O'Hare (ORD) 3 18:03 Saint Louis (STL) 1
Iberia IB 4547 Non-stop Airbus A319 (319) 1:18 Effective 2025-10-06 through 2025-10-25
Codeshare flight, operated by American Airlines.(AA 2630)
Daily 18:35 Chicago O'Hare (ORD) 3 20:01 Saint Louis (STL) 1
Iberia IB 4547 Non-stop Airbus A319 (319) 1:26 Effective 2025-10-26 through 2025-11-01
Codeshare flight, operated by American Airlines.(AA 219)
Sat 20:42 Chicago O'Hare (ORD) 3 22:16 Saint Louis (STL) 1
Iberia IB 4547 Non-stop Canadair CRJ 700 (CR7) 1:34 Operates only on 2025-05-03
Codeshare flight, operated by American Airlines.(AA 4943)
Tue,Sat 16:45 Chicago O'Hare (ORD) 3 18:02 Saint Louis (STL) 1
Iberia IB 4552 Non-stop Boeing 737-800 (738) 1:17 Valid until 2025-05-03
Codeshare flight, operated by American Airlines.(AA 2324)
Daily 17:49 Chicago O'Hare (ORD) 3 19:08 Saint Louis (STL) 1
Iberia IB 4564 Non-stop Canadair CRJ 700 (CR7) 1:19 Effective 2025-07-05 through 2025-09-02
Codeshare flight, operated by American Airlines.(AA 6299)
Daily 17:55 Chicago O'Hare (ORD) 3 19:17 Saint Louis (STL) 1
Iberia IB 4564 Non-stop Canadair CRJ 700 (CR7) 1:22 Effective 2025-06-05 through 2025-06-30
Codeshare flight, operated by American Airlines.(AA 6299)
Thu 17:55 Chicago O'Hare (ORD) 3 19:17 Saint Louis (STL) 1
Iberia IB 4564 Non-stop Canadair CRJ 700 (CR7) 1:22 Operates only on 2025-07-03
Codeshare flight, operated by American Airlines.(AA 6299)
Daily 18:35 Chicago O'Hare (ORD) 3 20:01 Saint Louis (STL) 1
Iberia IB 4564 Non-stop Airbus A319 (319) 1:26 Effective 2025-10-06 through 2025-10-25
Codeshare flight, operated by American Airlines.(AA 219)
Tue 22:30 Chicago O'Hare (ORD) 3 23:51 Saint Louis (STL) 1
Alaska Airlines AS 4570 Non-stop Airbus A319 (319) 1:21 Operates only on 2025-05-13
Codeshare flight, operated by American Airlines.(AA 3239)
Sat,Sun 22:34 Chicago O'Hare (ORD) 3 23:49 Saint Louis (STL) 1
Alaska Airlines AS 4592 Non-stop Airbus A319 (319) 1:15 Effective 2025-10-04 through 2025-10-05
Codeshare flight, operated by American Airlines.(AA 2514)
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All airlines flying from Chicago O'Hare (ORD) to Saint Louis (STL).
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS4446
06:56
Chicago O'Hare (ORD) 3

08:13
Saint Louis (STL) 1
Effective 2025-07-05 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 6324)
Duration: 1:17, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4492
06:40
Chicago O'Hare (ORD) 3

07:56
Saint Louis (STL) 1
Effective 2025-09-07 through 2025-09-29
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 6381)
Duration: 1:16, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4492
17:10
Chicago O'Hare (ORD) 3

18:27
Saint Louis (STL) 1
Operates only on 2025-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:17, non-stop
Airbus A319 (319)
Alaska Airlines AS4492
18:55
Chicago O'Hare (ORD) 3

20:23
Saint Louis (STL) 1
Effective 2025-10-01 through 2025-10-05
Mon
-
Tue
-
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:28, non-stop
Boeing 737 MAX 8 (7M8)
Alaska Airlines AS4492
19:03
Chicago O'Hare (ORD) 3

20:30
Saint Louis (STL) 1
Effective 2025-06-07 through 2025-06-11
Mon
Tue
Wed
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:27, non-stop
Boeing 737 MAX 8 (7M8)
Alaska Airlines AS4492
20:25
Chicago O'Hare (ORD) 3

21:52
Saint Louis (STL) 1
Effective 2025-05-05 through 2025-05-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:27, non-stop
Airbus A319 (319)
Alaska Airlines AS4492
20:25
Chicago O'Hare (ORD) 3

21:52
Saint Louis (STL) 1
Effective 2025-05-26 through 2025-05-31
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:27, non-stop
Airbus A319 (319)
Alaska Airlines AS4492
20:25
Chicago O'Hare (ORD) 3

21:52
Saint Louis (STL) 1
Effective 2025-06-03 through 2025-06-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:27, non-stop
Airbus A319 (319)
Alaska Airlines AS4492
20:25
Chicago O'Hare (ORD) 3

21:41
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 1926)
Duration: 1:16, non-stop
Boeing 737-800 (738)
Alaska Airlines AS4492
20:25
Chicago O'Hare (ORD) 3

22:02
Saint Louis (STL) 1
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:37, non-stop
Boeing 737-800 (738)
Alaska Airlines AS4492
20:25
Chicago O'Hare (ORD) 3

21:49
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 1926)
Duration: 1:24, non-stop
Boeing 737-800 (738)
Alaska Airlines AS4492
20:25
Chicago O'Hare (ORD) 3

21:44
Saint Louis (STL) 1
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:19, non-stop
Boeing 737-800 (738)
Alaska Airlines AS4492
20:28
Chicago O'Hare (ORD) 3

21:55
Saint Louis (STL) 1
Operates only on 2025-06-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:27, non-stop
Airbus A319 (319)
Alaska Airlines AS4492
20:50
Chicago O'Hare (ORD) 3

22:15
Saint Louis (STL) 1
Effective 2025-05-11 through 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:25, non-stop
Airbus A319 (319)
Alaska Airlines AS4492
22:00
Chicago O'Hare (ORD) 3

23:25
Saint Louis (STL) 1
Effective 2025-10-06 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:25, non-stop
Boeing 737-800 (738)
Iberia IB4495
16:40
Chicago O'Hare (ORD) 3

17:58
Saint Louis (STL) 1
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6363)
Duration: 1:18, non-stop
Canadair CRJ 700 (CR7)
Iberia IB4495
17:10
Chicago O'Hare (ORD) 3

18:27
Saint Louis (STL) 1
Operates only on 2025-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:17, non-stop
Airbus A319 (319)
Iberia IB4495
17:10
Chicago O'Hare (ORD) 3

18:23
Saint Louis (STL) 1
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:13, non-stop
Boeing 737-800 (738)
Iberia IB4495
18:55
Chicago O'Hare (ORD) 3

20:23
Saint Louis (STL) 1
Effective 2025-07-05 through 2025-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:28, non-stop
Boeing 737 MAX 8 (7M8)
Iberia IB4495
19:03
Chicago O'Hare (ORD) 3

20:30
Saint Louis (STL) 1
Effective 2025-06-05 through 2025-07-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:27, non-stop
Boeing 737 MAX 8 (7M8)
Iberia IB4495
20:25
Chicago O'Hare (ORD) 3

21:52
Saint Louis (STL) 1
Effective 2025-05-05 through 2025-05-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:27, non-stop
Airbus A319 (319)
Iberia IB4495
20:25
Chicago O'Hare (ORD) 3

21:52
Saint Louis (STL) 1
Effective 2025-05-26 through 2025-05-31
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:27, non-stop
Airbus A319 (319)
Iberia IB4495
20:25
Chicago O'Hare (ORD) 3

21:52
Saint Louis (STL) 1
Effective 2025-06-03 through 2025-06-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:27, non-stop
Airbus A319 (319)
Iberia IB4495
20:28
Chicago O'Hare (ORD) 3

21:55
Saint Louis (STL) 1
Operates only on 2025-06-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:27, non-stop
Airbus A319 (319)
Iberia IB4495
20:50
Chicago O'Hare (ORD) 3

22:15
Saint Louis (STL) 1
Effective 2025-05-11 through 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:25, non-stop
Airbus A319 (319)
Iberia IB4495
22:00
Chicago O'Hare (ORD) 3

23:25
Saint Louis (STL) 1
Effective 2025-10-06 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:25, non-stop
Boeing 737-800 (738)
Iberia IB4495
22:09
Chicago O'Hare (ORD) 3

23:33
Saint Louis (STL) 1
Valid until 2025-05-04
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:24, non-stop
Boeing 737-800 (738)
Iberia IB4496
20:25
Chicago O'Hare (ORD) 3

21:41
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 1926)
Duration: 1:16, non-stop
Boeing 737-800 (738)
Iberia IB4496
20:25
Chicago O'Hare (ORD) 3

22:02
Saint Louis (STL) 1
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:37, non-stop
Boeing 737-800 (738)
Iberia IB4496
20:25
Chicago O'Hare (ORD) 3

21:49
Saint Louis (STL) 1
Effective 2026-01-06 through 2026-01-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:24, non-stop
Boeing 737-800 (738)
Iberia IB4496
20:25
Chicago O'Hare (ORD) 3

21:49
Saint Louis (STL) 1
Effective 2026-01-22 through 2026-02-01
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:24, non-stop
Boeing 737-800 (738)
Iberia IB4496
20:25
Chicago O'Hare (ORD) 3

21:49
Saint Louis (STL) 1
Effective 2026-02-03 through 2026-02-10
Mon
-
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:24, non-stop
Boeing 737-800 (738)
Iberia IB4496
20:25
Chicago O'Hare (ORD) 3

21:44
Saint Louis (STL) 1
Effective 2026-02-12 through 2026-02-22
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:19, non-stop
Boeing 737-800 (738)
Iberia IB4496
20:25
Chicago O'Hare (ORD) 3

21:44
Saint Louis (STL) 1
Effective from 2026-02-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:19, non-stop
Boeing 737-800 (738)
Iberia IB4496
22:00
Chicago O'Hare (ORD) 3

23:25
Saint Louis (STL) 1
Effective 2025-10-26 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1926)
Duration: 1:25, non-stop
Boeing 737-800 (738)
Alaska Airlines AS4514
22:34
Chicago O'Hare (ORD) 3

23:50
Saint Louis (STL) 1
Effective 2025-06-30 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 1188)
Duration: 1:16, non-stop
Boeing 737-800 (738)
Alaska Airlines AS4514
22:38
Chicago O'Hare (ORD) 3

23:54
Saint Louis (STL) 1
Effective 2025-06-14 through 2025-06-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1188)
Duration: 1:16, non-stop
Boeing 737-800 (738)
Alaska Airlines AS4518
22:30
Chicago O'Hare (ORD) 3

23:51
Saint Louis (STL) 1
Effective 2025-05-05 through 2025-05-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3239)
Duration: 1:21, non-stop
Airbus A319 (319)
Alaska Airlines AS4518
22:30
Chicago O'Hare (ORD) 3

23:51
Saint Louis (STL) 1
Effective 2025-05-15 through 2025-05-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3239)
Duration: 1:21, non-stop
Airbus A319 (319)
Alaska Airlines AS4518
22:30
Chicago O'Hare (ORD) 3

23:51
Saint Louis (STL) 1
Effective 2025-05-25 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3239)
Duration: 1:21, non-stop
Airbus A319 (319)
Iberia IB4547
16:45
Chicago O'Hare (ORD) 3

18:03
Saint Louis (STL) 1
Effective 2025-10-06 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2630)
Duration: 1:18, non-stop
Airbus A319 (319)
Iberia IB4547
18:35
Chicago O'Hare (ORD) 3

20:01
Saint Louis (STL) 1
Effective 2025-10-26 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 219)
Duration: 1:26, non-stop
Airbus A319 (319)
Iberia IB4547
20:42
Chicago O'Hare (ORD) 3

22:16
Saint Louis (STL) 1
Operates only on 2025-05-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 4943)
Duration: 1:34, non-stop
Canadair CRJ 700 (CR7)
Iberia IB4552
16:45
Chicago O'Hare (ORD) 3

18:02
Saint Louis (STL) 1
Valid until 2025-05-03
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 2324)
Duration: 1:17, non-stop
Boeing 737-800 (738)
Iberia IB4564
17:49
Chicago O'Hare (ORD) 3

19:08
Saint Louis (STL) 1
Effective 2025-07-05 through 2025-09-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6299)
Duration: 1:19, non-stop
Canadair CRJ 700 (CR7)
Iberia IB4564
17:55
Chicago O'Hare (ORD) 3

19:17
Saint Louis (STL) 1
Effective 2025-06-05 through 2025-06-30
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6299)
Duration: 1:22, non-stop
Canadair CRJ 700 (CR7)
Iberia IB4564
17:55
Chicago O'Hare (ORD) 3

19:17
Saint Louis (STL) 1
Operates only on 2025-07-03
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 6299)
Duration: 1:22, non-stop
Canadair CRJ 700 (CR7)
Iberia IB4564
18:35
Chicago O'Hare (ORD) 3

20:01
Saint Louis (STL) 1
Effective 2025-10-06 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 219)
Duration: 1:26, non-stop
Airbus A319 (319)
Alaska Airlines AS4570
22:30
Chicago O'Hare (ORD) 3

23:51
Saint Louis (STL) 1
Operates only on 2025-05-13
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3239)
Duration: 1:21, non-stop
Airbus A319 (319)
Alaska Airlines AS4592
22:34
Chicago O'Hare (ORD) 3

23:49
Saint Louis (STL) 1
Effective 2025-10-04 through 2025-10-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2514)
Duration: 1:15, non-stop
Airbus A319 (319)
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  • A domestic route departing from the Chicago O'Hare airport (ORD) and arriving at Saint Louis airport (STL).
  • The flight distance is 258 miles, or 415 km.
  • The timezone of both the departure and the arrival airports is UTC-6 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 1:12 and 1:37.
Return (STL-ORD) flights
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