All airlines flying from Saint Louis (STL) to Chicago O'Hare (ORD).
| FLIGHT SCHEDULE |
|---|
| Direct Flights: |
| Tue,Wed
18:43
Saint Louis (STL) 1
20:18
Chicago O'Hare (ORD) 3 American Airlines AA 6438 Non-stop Canadair CRJ 700 (CR7) 1:35 Effective 2026-02-17 through 2026-03-04 |
| Daily
09:47
Saint Louis (STL) 1
11:10
Chicago O'Hare (ORD) 3 American Airlines AA 6471 Non-stop Canadair CRJ 700 (CR7) 1:23 Effective from 2026-10-05 |
| Non-Direct Flights: |
| Daily
16:30
Saint Louis (STL) 1
05:47
Chicago O'Hare (ORD) 1 United Airlines UA 2651 2-stop Airbus A319 (319) 13:17 Effective 2026-05-21 through 2026-09-23 The flight arrives 1 day after departure. |
| Daily
18:00
Saint Louis (STL) 1
05:50
Chicago O'Hare (ORD) 1 United Airlines UA 2651 2-stop Boeing 737-800 (738) 11:50 Effective 2026-04-30 through 2026-05-20 The flight arrives 1 day after departure. |
| Direct Codeshare Flights: |
| Thu
07:41
Saint Louis (STL) 1
09:14
Chicago O'Hare (ORD) 2 Copa Airlines CM 1498 Non-stop Canadair CRJ 550 (CR5) 1:33 Operates only on 2026-02-12 Codeshare flight, operated by United Airlines.(UA 4608) |
| Wed-Sun
07:41
Saint Louis (STL) 1
09:10
Chicago O'Hare (ORD) 1 Copa Airlines CM 1498 Non-stop Airbus A319 (319) 1:29 Effective 2026-02-13 through 2026-02-19 Codeshare flight, operated by United Airlines.(UA 1612) |
| Mon,Thu-Sun
07:41
Saint Louis (STL) 1
09:10
Chicago O'Hare (ORD) 1 Copa Airlines CM 1498 Non-stop Airbus A319 (319) 1:29 Effective 2026-02-21 through 2026-03-01 Codeshare flight, operated by United Airlines.(UA 1612) |
| Wed
07:41
Saint Louis (STL) 1
09:10
Chicago O'Hare (ORD) 1 Copa Airlines CM 1498 Non-stop Airbus A319 (319) 1:29 Operates only on 2026-03-04 Codeshare flight, operated by United Airlines.(UA 1612) |
| Fri,Sat
07:41
Saint Louis (STL) 1
09:10
Chicago O'Hare (ORD) 1 Copa Airlines CM 1498 Non-stop Boeing 737-900 (739) 1:29 Effective 2026-03-06 through 2026-03-07 Codeshare flight, operated by United Airlines.(UA 2138) |
| Daily
08:00
Saint Louis (STL) 1
09:22
Chicago O'Hare (ORD) 2 Copa Airlines CM 1498 Non-stop Canadair CRJ 550 (CR5) 1:22 Effective from 2026-05-21 Codeshare flight, operated by United Airlines.(UA 4183) |
| Mon,Tue,Thu-Sun
08:05
Saint Louis (STL) 1
09:40
Chicago O'Hare (ORD) 2 Copa Airlines CM 1498 Non-stop Canadair CRJ 550 (CR5) 1:35 Valid until 2026-01-06 Codeshare flight, operated by United Airlines.(UA 4183) |
| Daily
08:05
Saint Louis (STL) 1
09:40
Chicago O'Hare (ORD) 2 Copa Airlines CM 1498 Non-stop Canadair CRJ 550 (CR5) 1:35 Effective 2026-01-07 through 2026-02-03 Codeshare flight, operated by United Airlines.(UA 4183) |
| Daily
08:05
Saint Louis (STL) 1
09:40
Chicago O'Hare (ORD) 2 Copa Airlines CM 1498 Non-stop Canadair CRJ 550 (CR5) 1:35 Effective 2026-02-05 through 2026-02-11 Codeshare flight, operated by United Airlines.(UA 4183) |
| Mon,Tue,Fri
08:17
Saint Louis (STL) 1
09:50
Chicago O'Hare (ORD) 2 Copa Airlines CM 1498 Non-stop Canadair CRJ 550 (CR5) 1:33 Effective 2026-02-16 through 2026-02-20 Codeshare flight, operated by United Airlines.(UA 4608) |
| Mon-Wed
08:17
Saint Louis (STL) 1
09:50
Chicago O'Hare (ORD) 2 Copa Airlines CM 1498 Non-stop Canadair CRJ 550 (CR5) 1:33 Effective 2026-02-24 through 2026-03-03 Codeshare flight, operated by United Airlines.(UA 4608) |
| Thu
08:17
Saint Louis (STL) 1
09:50
Chicago O'Hare (ORD) 2 Copa Airlines CM 1498 Non-stop Canadair CRJ 550 (CR5) 1:33 Operates only on 2026-03-05 Codeshare flight, operated by United Airlines.(UA 4608) |
| Daily
08:17
Saint Louis (STL) 1
09:50
Chicago O'Hare (ORD) 2 Copa Airlines CM 1498 Non-stop Canadair CRJ 550 (CR5) 1:33 Effective 2026-03-09 through 2026-03-28 Codeshare flight, operated by United Airlines.(UA 4608) |
| Sun
08:19
Saint Louis (STL) 1
09:50
Chicago O'Hare (ORD) 2 Copa Airlines CM 1498 Non-stop Canadair CRJ 550 (CR5) 1:31 Operates only on 2026-03-08 Codeshare flight, operated by United Airlines.(UA 4608) |
| Wed
08:20
Saint Louis (STL) 1
09:55
Chicago O'Hare (ORD) 2 Copa Airlines CM 1498 Non-stop Canadair CRJ 550 (CR5) 1:35 Operates only on 2026-02-04 Codeshare flight, operated by United Airlines.(UA 4183) |
| Daily
08:26
Saint Louis (STL) 1
09:55
Chicago O'Hare (ORD) 2 Copa Airlines CM 1498 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2026-03-29 through 2026-04-29 Codeshare flight, operated by United Airlines.(UA 4608) |
| Daily
09:30
Saint Louis (STL) 1
10:57
Chicago O'Hare (ORD) 2 Copa Airlines CM 1498 Non-stop Canadair CRJ 550 (CR5) 1:27 Effective 2026-04-30 through 2026-05-20 Codeshare flight, operated by United Airlines.(UA 4601) |
| Thu
06:00
Saint Louis (STL) 1
07:23
Chicago O'Hare (ORD) 3 Qatar Airways QR 2278 Non-stop Embraer EMB 175 (E75) 1:23 Operates only on 2026-02-12 Codeshare flight, operated by American Airlines.(AA 3458) |
| Mon,Tue
09:32
Saint Louis (STL) 1
11:01
Chicago O'Hare (ORD) 3 Qatar Airways QR 2312 Non-stop Embraer EMB 175 (E75) 1:29 Effective 2026-03-09 through 2026-03-10 Codeshare flight, operated by American Airlines.(AA 4460) |
| Mon-Wed
09:30
Saint Louis (STL) 1
10:57
Chicago O'Hare (ORD) 2 Avianca AV 2331 Non-stop Canadair CRJ 550 (CR5) 1:27 Effective 2026-05-18 through 2026-05-20 Codeshare flight, operated by United Airlines.(UA 4601) |
| Daily
09:30
Saint Louis (STL) 1
10:58
Chicago O'Hare (ORD) 2 Avianca AV 2331 Non-stop Canadair CRJ 550 (CR5) 1:28 Effective 2026-05-21 through 2026-08-23 Codeshare flight, operated by United Airlines.(UA 4601) |
| Thu,Sun
09:55
Saint Louis (STL) 1
11:30
Chicago O'Hare (ORD) 2 Avianca AV 2331 Non-stop Canadair CRJ 550 (CR5) 1:35 Valid until 2026-01-04 Codeshare flight, operated by United Airlines.(UA 4597) |
| Wed,Fri,Sun
09:57
Saint Louis (STL) 1
11:32
Chicago O'Hare (ORD) 2 Avianca AV 2331 Non-stop Canadair CRJ 550 (CR5) 1:35 Effective 2026-01-07 through 2026-01-30 Codeshare flight, operated by United Airlines.(UA 4389) |
| Tue,Thu
10:00
Saint Louis (STL) 1
11:29
Chicago O'Hare (ORD) 2 Avianca AV 2331 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2026-04-02 through 2026-04-07 Codeshare flight, operated by United Airlines.(UA 4601) |
| Wed,Fri
10:00
Saint Louis (STL) 1
11:29
Chicago O'Hare (ORD) 2 Avianca AV 2331 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2026-04-10 through 2026-04-15 Codeshare flight, operated by United Airlines.(UA 4601) |
| Tue,Thu
10:00
Saint Louis (STL) 1
11:29
Chicago O'Hare (ORD) 2 Avianca AV 2331 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2026-04-23 through 2026-04-28 Codeshare flight, operated by United Airlines.(UA 4601) |
| Daily
10:30
Saint Louis (STL) 1
11:58
Chicago O'Hare (ORD) 2 Avianca AV 2331 Non-stop Canadair CRJ 550 (CR5) 1:28 Effective 2026-04-30 through 2026-05-17 Codeshare flight, operated by United Airlines.(UA 4395) |
| Tue,Wed,Fri,Sat
11:05
Saint Louis (STL) 1
12:40
Chicago O'Hare (ORD) 2 Avianca AV 2331 Non-stop Canadair CRJ 550 (CR5) 1:35 Valid until 2026-01-03 Codeshare flight, operated by United Airlines.(UA 4405) |
| Tue,Thu,Sat
11:20
Saint Louis (STL) 1
12:55
Chicago O'Hare (ORD) 2 Avianca AV 2331 Non-stop Canadair CRJ 550 (CR5) 1:35 Effective 2026-01-06 through 2026-01-31 Codeshare flight, operated by United Airlines.(UA 4395) |
| Mon-Wed,Fri-Sun
11:25
Saint Louis (STL) 1
12:54
Chicago O'Hare (ORD) 2 Avianca AV 2331 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2026-03-29 through 2026-04-06 Codeshare flight, operated by United Airlines.(UA 4395) |
| Mon-Thu,Sat,Sun
11:25
Saint Louis (STL) 1
12:54
Chicago O'Hare (ORD) 2 Avianca AV 2331 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2026-04-08 through 2026-04-14 Codeshare flight, operated by United Airlines.(UA 4395) |
| Daily
11:25
Saint Louis (STL) 1
12:54
Chicago O'Hare (ORD) 2 Avianca AV 2331 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2026-04-16 through 2026-04-22 Codeshare flight, operated by United Airlines.(UA 4395) |
| Mon,Wed,Fri-Sun
11:25
Saint Louis (STL) 1
12:54
Chicago O'Hare (ORD) 2 Avianca AV 2331 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2026-04-24 through 2026-04-29 Codeshare flight, operated by United Airlines.(UA 4395) |
| Daily
11:45
Saint Louis (STL) 1
13:12
Chicago O'Hare (ORD) 2 Avianca AV 2331 Non-stop Canadair CRJ 550 (CR5) 1:27 Effective 2026-08-24 through 2026-10-24 Codeshare flight, operated by United Airlines.(UA 4395) |
| Sat
13:11
Saint Louis (STL) 1
14:44
Chicago O'Hare (ORD) 2 Avianca AV 2331 Non-stop Canadair CRJ 550 (CR5) 1:33 Effective 2026-02-14 through 2026-02-28 Codeshare flight, operated by United Airlines.(UA 4428) |
| Mon
16:49
Saint Louis (STL) 1
18:32
Chicago O'Hare (ORD) 2 Avianca AV 2331 Non-stop Canadair CRJ 550 (CR5) 1:43 Effective 2026-01-12 through 2026-01-26 Codeshare flight, operated by United Airlines.(UA 4494) |
| Daily
16:49
Saint Louis (STL) 1
18:32
Chicago O'Hare (ORD) 2 Avianca AV 2331 Non-stop Canadair CRJ 550 (CR5) 1:43 Effective 2026-02-01 through 2026-02-11 Codeshare flight, operated by United Airlines.(UA 4494) |
| Mon-Fri,Sun
16:49
Saint Louis (STL) 1
18:22
Chicago O'Hare (ORD) 2 Avianca AV 2331 Non-stop Canadair CRJ 550 (CR5) 1:33 Effective 2026-02-12 through 2026-03-04 Codeshare flight, operated by United Airlines.(UA 4487) |
| Mon
17:02
Saint Louis (STL) 1
18:45
Chicago O'Hare (ORD) 2 Avianca AV 2331 Non-stop Canadair CRJ 550 (CR5) 1:43 Valid until 2026-01-05 Codeshare flight, operated by United Airlines.(UA 4526) |
| Daily
18:45
Saint Louis (STL) 1
20:09
Chicago O'Hare (ORD) 2 Avianca AV 2331 Non-stop Canadair CRJ 550 (CR5) 1:24 Effective from 2026-10-25 Codeshare flight, operated by United Airlines.(UA 4616) |
| Daily
19:00
Saint Louis (STL) 1
20:33
Chicago O'Hare (ORD) 2 Avianca AV 2331 Non-stop Canadair CRJ 550 (CR5) 1:33 Effective 2026-03-05 through 2026-03-28 Codeshare flight, operated by United Airlines.(UA 5417) |
| Wed,Thu
16:32
Saint Louis (STL) 1
18:05
Chicago O'Hare (ORD) 3 Qatar Airways QR 2407 Non-stop Canadair CRJ 700 (CR7) 1:33 Effective 2026-04-01 through 2026-04-02 Codeshare flight, operated by American Airlines.(AA 4889) |
| Daily
11:05
Saint Louis (STL) 1
12:34
Chicago O'Hare (ORD) 3 Qatar Airways QR 2621 Non-stop Canadair CRJ 700 (CR7) 1:29 Effective 2026-01-07 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 Qatar Airways QR 2621 Non-stop Canadair CRJ 700 (CR7) 1:29 Effective 2026-01-19 through 2026-02-11 Codeshare flight, operated by American Airlines.(AA 6342) |
| Mon,Tue,Fri
09:32
Saint Louis (STL) 1
11:01
Chicago O'Hare (ORD) 3 Qatar Airways QR 2622 Non-stop Embraer EMB 175 (E75) 1:29 Effective 2026-03-16 through 2026-03-27 Codeshare flight, operated by American Airlines.(AA 4460) |
| Wed,Thu
16:32
Saint Louis (STL) 1
18:05
Chicago O'Hare (ORD) 3 Qatar Airways QR 2622 Non-stop Canadair CRJ 700 (CR7) 1:33 Effective 2026-03-11 through 2026-03-26 Codeshare flight, operated by American Airlines.(AA 4889) |
- 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.
