All airlines flying from Chicago O'Hare (ORD) to Saint Louis (STL).
| FLIGHT SCHEDULE |
|---|
| Direct Codeshare Flights: |
| Fri,Sat
13:12
Chicago O'Hare (ORD) 2
14:43
Saint Louis (STL) 1 ANA NH 7450 Non-stop Embraer EMB 175 (E7W) 1:31 Effective 2026-03-13 through 2026-03-28 Codeshare flight, operated by United Airlines.(UA 5508) |
| Tue
13:18
Chicago O'Hare (ORD) 2
14:49
Saint Louis (STL) 1 ANA NH 7450 Non-stop Embraer EMB 175 (E7W) 1:31 Effective 2026-03-10 through 2026-03-24 Codeshare flight, operated by United Airlines.(UA 5508) |
| Thu
15:00
Chicago O'Hare (ORD) 2
16:27
Saint Louis (STL) 1 ANA NH 7450 Non-stop Canadair CRJ 550 (CR5) 1:27 Valid until 2026-01-01 Codeshare flight, operated by United Airlines.(UA 4518) |
| Daily
06:40
Chicago O'Hare (ORD) 3
08:04
Saint Louis (STL) 1 Aer Lingus EI 7511 Non-stop Canadair CRJ 700 (CR7) 1:24 Effective from 2026-10-05 Codeshare flight, operated by American Airlines.(AA 6471) |
| Daily
06:45
Chicago O'Hare (ORD) 3
08:05
Saint Louis (STL) 1 Aer Lingus EI 7511 Non-stop Canadair CRJ 700 (CR7) 1:20 Effective 2026-08-05 through 2026-09-08 Codeshare flight, operated by American Airlines.(AA 6324) |
| Daily
16:40
Chicago O'Hare (ORD) 3
18:02
Saint Louis (STL) 1 Aer Lingus EI 7511 Non-stop Canadair CRJ 700 (CR7) 1:22 Effective 2026-05-21 through 2026-07-01 Codeshare flight, operated by American Airlines.(AA 6352) |
| Daily
16:40
Chicago O'Hare (ORD) 3
17:59
Saint Louis (STL) 1 Aer Lingus EI 7511 Non-stop Canadair CRJ 700 (CR7) 1:19 Effective 2026-07-02 through 2026-08-04 Codeshare flight, operated by American Airlines.(AA 6362) |
| Mon,Tue,Thu-Sun
18:03
Chicago O'Hare (ORD) 3
19:31
Saint Louis (STL) 1 Aer Lingus EI 7511 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:28 Valid until 2026-01-01 Codeshare flight, operated by American Airlines.(AA 3461) |
| Daily
06:40
Chicago O'Hare (ORD) 3
07:59
Saint Louis (STL) 1 Aer Lingus EI 7560 Non-stop Canadair CRJ 700 (CR7) 1:19 Effective 2026-05-21 through 2026-07-01 Codeshare flight, operated by American Airlines.(AA 6354) |
| Daily
06:40
Chicago O'Hare (ORD) 3
07:56
Saint Louis (STL) 1 Aer Lingus EI 7560 Non-stop Canadair CRJ 700 (CR7) 1:16 Effective 2026-07-02 through 2026-08-04 Codeshare flight, operated by American Airlines.(AA 6363) |
| Daily
14:57
Chicago O'Hare (ORD) 3
16:23
Saint Louis (STL) 1 Aer Lingus EI 7560 Non-stop Canadair CRJ 700 (CR7) 1:26 Valid until 2026-01-01 Codeshare flight, operated by American Airlines.(AA 4595) |
| Mon,Fri,Sun
16:36
Chicago O'Hare (ORD) 3
18:02
Saint Louis (STL) 1 Aer Lingus EI 7560 Non-stop Canadair CRJ 700 (CR7) 1:26 Effective 2026-03-01 through 2026-03-06 Codeshare flight, operated by American Airlines.(AA 6438) |
| Tue
16:36
Chicago O'Hare (ORD) 3
18:01
Saint Louis (STL) 1 Aer Lingus EI 7560 Non-stop Canadair CRJ 700 (CR7) 1:25 Effective 2026-03-17 through 2026-03-31 Codeshare flight, operated by American Airlines.(AA 6235) |
| Daily
16:40
Chicago O'Hare (ORD) 3
18:02
Saint Louis (STL) 1 Aer Lingus EI 7560 Non-stop Canadair CRJ 700 (CR7) 1:22 Effective 2026-09-09 through 2026-10-04 Codeshare flight, operated by American Airlines.(AA 6200) |
| Daily
16:40
Chicago O'Hare (ORD) 3
18:04
Saint Louis (STL) 1 Aer Lingus EI 7560 Non-stop Canadair CRJ 700 (CR7) 1:24 Effective from 2026-10-05 Codeshare flight, operated by American Airlines.(AA 6440) |
| Sun
16:44
Chicago O'Hare (ORD) 3
18:03
Saint Louis (STL) 1 Aer Lingus EI 7560 Non-stop Embraer EMB 175 (E75) 1:19 Effective 2026-03-08 through 2026-04-05 Codeshare flight, operated by American Airlines.(AA 3714) |
| Mon,Wed,Fri,Sat
16:44
Chicago O'Hare (ORD) 3
18:03
Saint Louis (STL) 1 Aer Lingus EI 7560 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:19 Effective 2026-03-09 through 2026-03-18 Codeshare flight, operated by American Airlines.(AA 3714) |
| Mon,Wed-Sat
16:44
Chicago O'Hare (ORD) 3
18:03
Saint Louis (STL) 1 Aer Lingus EI 7560 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:19 Effective 2026-03-19 through 2026-04-06 Codeshare flight, operated by American Airlines.(AA 3714) |
| Wed
16:45
Chicago O'Hare (ORD) 3
18:11
Saint Louis (STL) 1 Aer Lingus EI 7560 Non-stop Canadair CRJ 700 (CR7) 1:26 Operates only on 2026-03-04 Codeshare flight, operated by American Airlines.(AA 6438) |
| Daily
17:52
Chicago O'Hare (ORD) 3
19:14
Saint Louis (STL) 1 Aer Lingus EI 7560 Non-stop Canadair CRJ 700 (CR7) 1:22 Effective 2026-08-05 through 2026-09-08 Codeshare flight, operated by American Airlines.(AA 6282) |
| Sun
23:55
Chicago O'Hare (ORD) 3
01:25
Saint Louis (STL) 1 Aer Lingus EI 7560 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:30 Operates only on 2026-01-04 Codeshare flight, operated by American Airlines.(AA 4524) The flight arrives 1 day after departure. |
| Daily
10:50
Chicago O'Hare (ORD) 2
12:21
Saint Louis (STL) 1 ANA NH 7588 Non-stop Canadair CRJ 550 (CR5) 1:31 Effective 2026-02-12 through 2026-03-04 Codeshare flight, operated by United Airlines.(UA 4491) |
| Daily
10:50
Chicago O'Hare (ORD) 2
12:20
Saint Louis (STL) 1 ANA NH 7588 Non-stop Canadair CRJ 550 (CR5) 1:30 Effective 2026-04-30 through 2026-05-20 Codeshare flight, operated by United Airlines.(UA 4491) |
| Daily
10:50
Chicago O'Hare (ORD) 2
12:20
Saint Louis (STL) 1 ANA NH 7588 Non-stop Embraer EMB 175 (E7W) 1:30 Effective from 2026-05-21 Codeshare flight, operated by United Airlines.(UA 3495) |
| Daily
10:52
Chicago O'Hare (ORD) 2
12:29
Saint Louis (STL) 1 ANA NH 7588 Non-stop Canadair CRJ 550 (CR5) 1:37 Effective 2026-01-06 through 2026-02-11 Codeshare flight, operated by United Airlines.(UA 4491) |
| Daily
10:56
Chicago O'Hare (ORD) 2
12:27
Saint Louis (STL) 1 ANA NH 7588 Non-stop Canadair CRJ 550 (CR5) 1:31 Effective 2026-03-05 through 2026-03-28 Codeshare flight, operated by United Airlines.(UA 4491) |
| Daily
10:56
Chicago O'Hare (ORD) 2
12:25
Saint Louis (STL) 1 ANA NH 7588 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2026-03-29 through 2026-04-29 Codeshare flight, operated by United Airlines.(UA 4491) |
| Daily
12:56
Chicago O'Hare (ORD) 2
14:26
Saint Louis (STL) 1 ANA NH 7588 Non-stop Embraer EMB 175 (E7W) 1:30 Valid until 2026-01-05 Codeshare flight, operated by United Airlines.(UA 3680) |
| Daily
14:57
Chicago O'Hare (ORD) 3
16:23
Saint Louis (STL) 1 Cathay Pacific CX 7590 Non-stop Embraer EMB 175 (E75) 1:26 Valid until 2026-01-05 Codeshare flight, operated by American Airlines.(AA 4595) |
| Thu,Fri,Sun
16:36
Chicago O'Hare (ORD) 3
18:02
Saint Louis (STL) 1 Cathay Pacific CX 7590 Non-stop Canadair CRJ 700 (CR7) 1:26 Effective 2026-02-12 through 2026-02-20 Codeshare flight, operated by American Airlines.(AA 6438) |
| Mon,Thu-Sun
16:36
Chicago O'Hare (ORD) 3
18:02
Saint Louis (STL) 1 Cathay Pacific CX 7590 Non-stop Canadair CRJ 700 (CR7) 1:26 Effective 2026-02-21 through 2026-03-07 Codeshare flight, operated by American Airlines.(AA 6438) |
| Tue
16:36
Chicago O'Hare (ORD) 3
18:01
Saint Louis (STL) 1 Cathay Pacific CX 7590 Non-stop Canadair CRJ 700 (CR7) 1:25 Effective 2026-03-10 through 2026-03-31 Codeshare flight, operated by American Airlines.(AA 6235) |
| Mon
16:37
Chicago O'Hare (ORD) 3
17:58
Saint Louis (STL) 1 Cathay Pacific CX 7590 Non-stop Embraer EMB 175 (E75) 1:21 Operates only on 2026-02-16 Codeshare flight, operated by American Airlines.(AA 4539) |
| Sat
16:38
Chicago O'Hare (ORD) 3
18:04
Saint Louis (STL) 1 Cathay Pacific CX 7590 Non-stop Canadair CRJ 700 (CR7) 1:26 Operates only on 2026-02-14 Codeshare flight, operated by American Airlines.(AA 6438) |
| Daily
16:40
Chicago O'Hare (ORD) 3
18:02
Saint Louis (STL) 1 Cathay Pacific CX 7590 Non-stop Canadair CRJ 700 (CR7) 1:22 Effective 2026-05-21 through 2026-07-01 Codeshare flight, operated by American Airlines.(AA 6352) |
| Daily
16:40
Chicago O'Hare (ORD) 3
17:59
Saint Louis (STL) 1 Cathay Pacific CX 7590 Non-stop Canadair CRJ 700 (CR7) 1:19 Effective 2026-07-02 through 2026-08-04 Codeshare flight, operated by American Airlines.(AA 6362) |
| Daily
16:40
Chicago O'Hare (ORD) 3
18:02
Saint Louis (STL) 1 Cathay Pacific CX 7590 Non-stop Canadair CRJ 700 (CR7) 1:22 Effective 2026-09-09 through 2026-10-04 Codeshare flight, operated by American Airlines.(AA 6200) |
| Daily
16:40
Chicago O'Hare (ORD) 3
18:04
Saint Louis (STL) 1 Cathay Pacific CX 7590 Non-stop Canadair CRJ 700 (CR7) 1:24 Effective from 2026-10-05 Codeshare flight, operated by American Airlines.(AA 6440) |
| Sat
16:42
Chicago O'Hare (ORD) 3
18:13
Saint Louis (STL) 1 Cathay Pacific CX 7590 Non-stop Canadair CRJ 700 (CR7) 1:31 Operates only on 2026-01-10 Codeshare flight, operated by American Airlines.(AA 6314) |
| Sat
16:42
Chicago O'Hare (ORD) 3
18:13
Saint Louis (STL) 1 Cathay Pacific CX 7590 Non-stop Canadair CRJ 700 (CR7) 1:31 Effective 2026-01-24 through 2026-02-07 Codeshare flight, operated by American Airlines.(AA 6314) |
| Sun
16:44
Chicago O'Hare (ORD) 3
18:03
Saint Louis (STL) 1 Cathay Pacific CX 7590 Non-stop Embraer EMB 175 (E75) 1:19 Effective 2026-03-08 through 2026-04-05 Codeshare flight, operated by American Airlines.(AA 3714) |
| Mon,Wed-Sat
16:44
Chicago O'Hare (ORD) 3
18:03
Saint Louis (STL) 1 Cathay Pacific CX 7590 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:19 Effective 2026-03-09 through 2026-04-06 Codeshare flight, operated by American Airlines.(AA 3714) |
| Tue
16:45
Chicago O'Hare (ORD) 3
18:16
Saint Louis (STL) 1 Cathay Pacific CX 7590 Non-stop Canadair CRJ 700 (CR7) 1:31 Effective 2026-01-06 through 2026-02-10 Codeshare flight, operated by American Airlines.(AA 6314) |
| Tue,Wed
16:45
Chicago O'Hare (ORD) 3
18:11
Saint Louis (STL) 1 Cathay Pacific CX 7590 Non-stop Canadair CRJ 700 (CR7) 1:26 Effective 2026-02-17 through 2026-03-04 Codeshare flight, operated by American Airlines.(AA 6438) |
| Mon,Wed-Fri,Sun
16:49
Chicago O'Hare (ORD) 3
18:14
Saint Louis (STL) 1 Cathay Pacific CX 7590 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:25 Effective 2026-01-07 through 2026-02-11 Codeshare flight, operated by American Airlines.(AA 3730) |
| Daily
17:50
Chicago O'Hare (ORD) 2
19:18
Saint Louis (STL) 1 ANA NH 7590 Non-stop Canadair CRJ 550 (CR5) 1:28 Valid until 2026-01-05 Codeshare flight, operated by United Airlines.(UA 4416) |
| Daily
17:50
Chicago O'Hare (ORD) 2
19:14
Saint Louis (STL) 1 ANA NH 7590 Non-stop Canadair CRJ 550 (CR5) 1:24 Effective 2026-02-12 through 2026-03-28 Codeshare flight, operated by United Airlines.(UA 4416) |
| Daily
17:52
Chicago O'Hare (ORD) 3
19:14
Saint Louis (STL) 1 Cathay Pacific CX 7590 Non-stop Canadair CRJ 700 (CR7) 1:22 Effective 2026-08-05 through 2026-09-08 Codeshare flight, operated by American Airlines.(AA 6282) |
| Daily
17:55
Chicago O'Hare (ORD) 2
19:26
Saint Louis (STL) 1 ANA NH 7590 Non-stop Canadair CRJ 550 (CR5) 1:31 Effective 2026-03-29 through 2026-04-29 Codeshare flight, operated by United Airlines.(UA 4416) |
| Daily
17:59
Chicago O'Hare (ORD) 2
19:27
Saint Louis (STL) 1 ANA NH 7590 Non-stop Canadair CRJ 550 (CR5) 1:28 Effective 2026-01-06 through 2026-02-11 Codeshare flight, operated by United Airlines.(UA 4416) |
- 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 1:14 and 1:37.
