All airlines flying from Saint Louis (STL) to Chicago O'Hare (ORD).
| FLIGHT SCHEDULE |
|---|
| Direct Codeshare Flights: |
| Fri,Sun
07:45
Saint Louis (STL) 1
09:11
Chicago O'Hare (ORD) 1 Air Canada AC 4951 Non-stop Airbus A319 (319) 1:26 Effective 2026-04-10 through 2026-04-12 Codeshare flight, operated by United Airlines.(UA 473) |
| Mon,Sun
07:45
Saint Louis (STL) 1
09:11
Chicago O'Hare (ORD) 1 Air Canada AC 4951 Non-stop Airbus A319 (319) 1:26 Effective 2026-04-19 through 2026-04-20 Codeshare flight, operated by United Airlines.(UA 473) |
| Mon,Wed
07:45
Saint Louis (STL) 1
09:11
Chicago O'Hare (ORD) 1 Air Canada AC 4951 Non-stop Airbus A319 (319) 1:26 Effective 2026-04-27 through 2026-04-29 Codeshare flight, operated by United Airlines.(UA 473) |
| Mon,Wed
08:26
Saint Louis (STL) 1
09:55
Chicago O'Hare (ORD) 2 Air Canada AC 4951 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2026-04-06 through 2026-04-08 Codeshare flight, operated by United Airlines.(UA 4608) |
| Tue,Thu
08:26
Saint Louis (STL) 1
09:55
Chicago O'Hare (ORD) 2 Air Canada AC 4951 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2026-04-14 through 2026-04-16 Codeshare flight, operated by United Airlines.(UA 4608) |
| Wed,Fri
08:26
Saint Louis (STL) 1
09:55
Chicago O'Hare (ORD) 2 Air Canada AC 4951 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2026-04-22 through 2026-04-24 Codeshare flight, operated by United Airlines.(UA 4608) |
| Mon,Wed,Fri,Sun
18:35
Saint Louis (STL) 1
20:04
Chicago O'Hare (ORD) 2 Air Canada AC 4951 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2026-03-29 through 2026-04-05 Codeshare flight, operated by United Airlines.(UA 4616) |
| Mon,Tue,Thu,Sat
18:35
Saint Louis (STL) 1
20:04
Chicago O'Hare (ORD) 2 Air Canada AC 4951 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2026-04-07 through 2026-04-13 Codeshare flight, operated by United Airlines.(UA 4616) |
| Tue,Wed,Fri,Sat
18:35
Saint Louis (STL) 1
20:04
Chicago O'Hare (ORD) 2 Air Canada AC 4951 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2026-04-15 through 2026-04-21 Codeshare flight, operated by United Airlines.(UA 4616) |
| Tue,Thu,Sat,Sun
18:35
Saint Louis (STL) 1
20:04
Chicago O'Hare (ORD) 2 Air Canada AC 4951 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2026-04-23 through 2026-04-28 Codeshare flight, operated by United Airlines.(UA 4616) |
| Fri
18:45
Saint Louis (STL) 1
20:20
Chicago O'Hare (ORD) 2 Air Canada AC 4951 Non-stop Embraer EMB 175 (E7W) 1:35 Effective 2026-02-13 through 2026-02-27 Codeshare flight, operated by United Airlines.(UA 3714) |
| Daily
18:45
Saint Louis (STL) 1
20:09
Chicago O'Hare (ORD) 2 Air Canada AC 4951 Non-stop Canadair CRJ 550 (CR5) 1:24 Effective from 2026-10-25 Codeshare flight, operated by United Airlines.(UA 4616) |
| Mon,Wed,Thu,Sun
18:55
Saint Louis (STL) 1
20:28
Chicago O'Hare (ORD) 2 Air Canada AC 4951 Non-stop Canadair CRJ 550 (CR5) 1:33 Effective 2026-02-12 through 2026-03-04 Codeshare flight, operated by United Airlines.(UA 4495) |
| Daily
19:00
Saint Louis (STL) 1
20:33
Chicago O'Hare (ORD) 2 Air Canada AC 4951 Non-stop Canadair CRJ 550 (CR5) 1:33 Effective 2026-03-05 through 2026-03-28 Codeshare flight, operated by United Airlines.(UA 5417) |
| Tue
06:00
Saint Louis (STL) 1
07:34
Chicago O'Hare (ORD) 3 British Airways BA 5687 Non-stop Embraer EMB 175 (E75) 1:34 Operates only on 2026-01-06 Codeshare flight, operated by American Airlines.(AA 4544) |
| Mon-Fri,Sun
06:00
Saint Louis (STL) 1
07:27
Chicago O'Hare (ORD) 3 British Airways BA 5687 Non-stop Embraer EMB 175 (E75) 1:27 Effective 2026-01-07 through 2026-01-16 Codeshare flight, operated by American Airlines.(AA 3741) |
| Mon-Fri,Sun
06:00
Saint Louis (STL) 1
07:27
Chicago O'Hare (ORD) 3 British Airways BA 5687 Non-stop Embraer EMB 175 (E75) 1:27 Effective 2026-01-19 through 2026-02-11 Codeshare flight, operated by American Airlines.(AA 3741) |
| Thu
06:00
Saint Louis (STL) 1
07:23
Chicago O'Hare (ORD) 3 British Airways BA 5687 Non-stop Embraer EMB 175 (E75) 1:23 Operates only on 2026-02-12 Codeshare flight, operated by American Airlines.(AA 3458) |
| Mon-Fri,Sun
06:00
Saint Louis (STL) 1
07:26
Chicago O'Hare (ORD) 3 British Airways BA 5687 Non-stop Airbus A319 (319) 1:26 Effective 2026-02-13 through 2026-03-06 Codeshare flight, operated by American Airlines.(AA 810) |
| Sun
06:00
Saint Louis (STL) 1
07:26
Chicago O'Hare (ORD) 3 British Airways BA 5687 Non-stop Airbus A319 (319) 1:26 Effective 2026-03-08 through 2026-04-05 Codeshare flight, operated by American Airlines.(AA 1223) |
| Mon-Fri
06:00
Saint Louis (STL) 1
07:23
Chicago O'Hare (ORD) 3 British Airways BA 5687 Non-stop Airbus A319 (319) 1:23 Effective 2026-03-09 through 2026-04-06 Codeshare flight, operated by American Airlines.(AA 1223) |
| Sun
11:05
Saint Louis (STL) 1
12:34
Chicago O'Hare (ORD) 3 British Airways BA 5687 Non-stop Embraer EMB 175 (E75) 1:29 Operates only on 2026-01-18 Codeshare flight, operated by American Airlines.(AA 3741) |
| Daily
13:37
Saint Louis (STL) 1
15:06
Chicago O'Hare (ORD) 3 British Airways BA 5687 Non-stop Canadair CRJ 700 (CR7) 1:29 Effective 2026-08-05 through 2026-09-08 Codeshare flight, operated by American Airlines.(AA 6355) |
| Sat
13:40
Saint Louis (STL) 1
15:09
Chicago O'Hare (ORD) 3 British Airways BA 5687 Non-stop Canadair CRJ 700 (CR7) 1:29 Effective 2026-01-10 through 2026-02-07 Codeshare flight, operated by American Airlines.(AA 6356) |
| Daily
16:39
Saint Louis (STL) 1
18:00
Chicago O'Hare (ORD) 3 British Airways BA 5687 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:21 Effective 2026-04-07 through 2026-05-20 Codeshare flight, operated by American Airlines.(AA 3870) |
| Daily
16:53
Saint Louis (STL) 1
18:37
Chicago O'Hare (ORD) 3 British Airways BA 5687 Non-stop Embraer EMB 175 (E75) 1:44 Valid until 2026-01-05 Codeshare flight, operated by American Airlines.(AA 4595) |
| Daily
20:05
Saint Louis (STL) 1
21:30
Chicago O'Hare (ORD) 3 British Airways BA 5687 Non-stop Canadair CRJ 700 (CR7) 1:25 Effective from 2026-10-05 Codeshare flight, operated by American Airlines.(AA 4946) |
| Daily
20:07
Saint Louis (STL) 1
21:30
Chicago O'Hare (ORD) 3 British Airways BA 5687 Non-stop Canadair CRJ 700 (CR7) 1:23 Effective 2026-09-09 through 2026-10-04 Codeshare flight, operated by American Airlines.(AA 6200) |
| Wed,Thu,Sun
06:00
Saint Louis (STL) 1
07:30
Chicago O'Hare (ORD) 3 British Airways BA 5688 Non-stop Embraer EMB 175 (E75) 1:30 Valid until 2026-01-04 Codeshare flight, operated by American Airlines.(AA 4077) |
| Mon,Tue,Fri
06:41
Saint Louis (STL) 1
08:11
Chicago O'Hare (ORD) 3 British Airways BA 5688 Non-stop Embraer EMB 175 (E75) 1:30 Valid until 2026-01-05 Codeshare flight, operated by American Airlines.(AA 4633) |
| Daily
09:46
Saint Louis (STL) 1
11:10
Chicago O'Hare (ORD) 3 British Airways BA 5688 Non-stop Canadair CRJ 700 (CR7) 1:24 Effective 2026-09-09 through 2026-10-04 Codeshare flight, operated by American Airlines.(AA 6381) |
| Daily
09:47
Saint Louis (STL) 1
11:10
Chicago O'Hare (ORD) 3 British Airways BA 5688 Non-stop Canadair CRJ 700 (CR7) 1:23 Effective from 2026-10-05 Codeshare flight, operated by American Airlines.(AA 6471) |
| Daily
14:45
Saint Louis (STL) 1
16:10
Chicago O'Hare (ORD) 3 British Airways BA 5688 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:25 Effective 2026-07-02 through 2026-08-04 Codeshare flight, operated by American Airlines.(AA 3829) |
| Daily
14:50
Saint Louis (STL) 1
16:10
Chicago O'Hare (ORD) 3 British Airways BA 5688 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:20 Effective 2026-05-21 through 2026-07-01 Codeshare flight, operated by American Airlines.(AA 3815) |
| Wed,Thu
16:32
Saint Louis (STL) 1
18:05
Chicago O'Hare (ORD) 3 British Airways BA 5688 Non-stop Canadair CRJ 700 (CR7) 1:33 Effective 2026-03-11 through 2026-04-02 Codeshare flight, operated by American Airlines.(AA 4889) |
| Daily
20:00
Saint Louis (STL) 1
21:30
Chicago O'Hare (ORD) 3 British Airways BA 5688 Non-stop Canadair CRJ 700 (CR7) 1:30 Effective 2026-08-05 through 2026-09-08 Codeshare flight, operated by American Airlines.(AA 6282) |
| Daily
07:23
Saint Louis (STL) 1
08:48
Chicago O'Hare (ORD) 3 British Airways BA 5690 Non-stop Boeing 737-800 (738) 1:25 Effective 2026-08-05 through 2026-09-08 Codeshare flight, operated by American Airlines.(AA 1997) |
| Daily
07:38
Saint Louis (STL) 1
09:05
Chicago O'Hare (ORD) 3 British Airways BA 5690 Non-stop Boeing 737-800 (738) 1:27 Effective from 2026-10-05 Codeshare flight, operated by American Airlines.(AA 1997) |
| Daily
07:44
Saint Louis (STL) 1
09:05
Chicago O'Hare (ORD) 3 British Airways BA 5690 Non-stop Boeing 737-800 (738) 1:21 Effective 2026-09-09 through 2026-10-04 Codeshare flight, operated by American Airlines.(AA 1997) |
| Daily
11:05
Saint Louis (STL) 1
12:34
Chicago O'Hare (ORD) 3 British Airways BA 5690 Non-stop Canadair CRJ 700 (CR7) 1:29 Effective 2026-01-06 through 2026-01-17 Codeshare flight, operated by American Airlines.(AA 6342) |
| Daily
11:05
Saint Louis (STL) 1
12:34
Chicago O'Hare (ORD) 3 British Airways BA 5690 Non-stop Canadair CRJ 700 (CR7) 1:29 Effective 2026-01-19 through 2026-02-11 Codeshare flight, operated by American Airlines.(AA 6342) |
| Sat
15:36
Saint Louis (STL) 1
17:03
Chicago O'Hare (ORD) 3 British Airways BA 5690 Non-stop Canadair CRJ 700 (CR7) 1:27 Effective 2026-02-14 through 2026-03-07 Codeshare flight, operated by American Airlines.(AA 4888) |
| Tue-Thu
16:06
Saint Louis (STL) 1
17:36
Chicago O'Hare (ORD) 3 British Airways BA 5690 Non-stop Canadair CRJ 700 (CR7) 1:30 Effective 2026-02-12 through 2026-03-05 Codeshare flight, operated by American Airlines.(AA 4888) |
| Daily
16:23
Saint Louis (STL) 1
18:00
Chicago O'Hare (ORD) 3 British Airways BA 5690 Non-stop Embraer EMB 175 (E75) 1:37 Effective 2026-05-21 through 2026-07-01 Codeshare flight, operated by American Airlines.(AA 4513) |
| Daily
20:01
Saint Louis (STL) 1
21:30
Chicago O'Hare (ORD) 3 British Airways BA 5690 Non-stop Canadair CRJ 700 (CR7) 1:29 Effective 2026-07-02 through 2026-08-04 Codeshare flight, operated by American Airlines.(AA 6362) |
| Sun
21:28
Saint Louis (STL) 1
22:57
Chicago O'Hare (ORD) 3 British Airways BA 5690 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:29 Operates only on 2026-01-04 Codeshare flight, operated by American Airlines.(AA 4471) |
| Daily
07:42
Saint Louis (STL) 1
09:05
Chicago O'Hare (ORD) 3 British Airways BA 5692 Non-stop Boeing 737 MAX 8 (7M8) 1:23 Effective 2026-05-21 through 2026-08-04 Codeshare flight, operated by American Airlines.(AA 2324) |
| Daily
07:50
Saint Louis (STL) 1
09:10
Chicago O'Hare (ORD) 3 British Airways BA 5692 Non-stop Embraer EMB 175 (E75) 1:20 Effective 2026-04-07 through 2026-05-20 Codeshare flight, operated by American Airlines.(AA 4135) |
| Mon,Wed-Fri,Sun
14:06
Saint Louis (STL) 1
15:35
Chicago O'Hare (ORD) 3 British Airways BA 5692 Non-stop Canadair CRJ 700 (CR7) 1:29 Valid until 2026-01-05 Codeshare flight, operated by American Airlines.(AA 5003) |
| Sat
14:08
Saint Louis (STL) 1
15:34
Chicago O'Hare (ORD) 3 British Airways BA 5692 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:26 Valid until 2026-01-03 Codeshare flight, operated by American Airlines.(AA 4175) |
- A domestic route departing from the Saint Louis airport (STL) and arriving at Chicago O'Hare airport (ORD).
- 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 1:16 and 1:44.
