Air Canada flights from Saint Louis (STL) to Chicago O'Hare (ORD).
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| FLIGHT SCHEDULE |
|---|
| Direct Codeshare Flights: |
| Daily
06:30
Saint Louis (STL) 1
08:00
Chicago O'Hare (ORD) 2 Air Canada AC 4913 Non-stop Canadair CRJ 550 (CR5) 1:30 Valid until 2025-05-21 Codeshare flight, operated by United Airlines.(UA 4423) |
| Daily
06:30
Saint Louis (STL) 1
08:02
Chicago O'Hare (ORD) 2 Air Canada AC 4913 Non-stop Canadair CRJ 550 (CR5) 1:32 Effective 2025-05-23 through 2025-06-25 Codeshare flight, operated by United Airlines.(UA 4423) |
| Daily
06:33
Saint Louis (STL) 1
08:05
Chicago O'Hare (ORD) 2 Air Canada AC 4913 Non-stop Canadair CRJ 550 (CR5) 1:32 Effective 2025-06-27 through 2025-08-18 Codeshare flight, operated by United Airlines.(UA 4423) |
| Daily
06:35
Saint Louis (STL) 1
08:05
Chicago O'Hare (ORD) 2 Air Canada AC 4913 Non-stop Canadair CRJ 550 (CR5) 1:30 Effective 2025-08-19 through 2025-10-25 Codeshare flight, operated by United Airlines.(UA 4423) |
| Daily
06:45
Saint Louis (STL) 1
08:05
Chicago O'Hare (ORD) 2 Air Canada AC 4913 Non-stop Canadair CRJ 550 (CR5) 1:20 Effective from 2025-10-26 Codeshare flight, operated by United Airlines.(UA 4423) |
| Thu-Sun
05:00
Saint Louis (STL) 1
06:28
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:28 Effective 2025-12-18 through 2025-12-21 Codeshare flight, operated by United Airlines.(UA 3454) |
| Daily
09:20
Saint Louis (STL) 1
10:50
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Effective 2025-09-25 through 2025-10-25 Codeshare flight, operated by United Airlines.(UA 4597) |
| Thu,Fri,Sun
13:10
Saint Louis (STL) 1
14:39
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:29 Valid until 2025-05-04 Codeshare flight, operated by United Airlines.(UA 5323) |
| Sat
13:10
Saint Louis (STL) 1
14:39
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:29 Operates only on 2025-05-03 Codeshare flight, operated by United Airlines.(UA 4497) |
| Daily
13:10
Saint Louis (STL) 1
14:39
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Canadair CRJ 700 (CR7) 1:29 Effective 2025-05-05 through 2025-05-21 Codeshare flight, operated by United Airlines.(UA 5323) |
| Wed,Sat
13:10
Saint Louis (STL) 1
14:40
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Effective 2025-05-24 through 2025-05-28 Codeshare flight, operated by United Airlines.(UA 5323) |
| Mon
13:10
Saint Louis (STL) 1
14:40
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Operates only on 2025-05-26 Codeshare flight, operated by United Airlines.(UA 5323) |
| Sun
13:10
Saint Louis (STL) 1
14:40
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Effective 2025-06-01 through 2025-06-08 Codeshare flight, operated by United Airlines.(UA 5323) |
| Tue,Thu
13:10
Saint Louis (STL) 1
14:40
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-06-03 through 2025-06-05 Codeshare flight, operated by United Airlines.(UA 5323) |
| Wed,Fri
13:10
Saint Louis (STL) 1
14:40
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Effective 2025-06-11 through 2025-06-18 Codeshare flight, operated by United Airlines.(UA 5323) |
| Mon
13:10
Saint Louis (STL) 1
14:40
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Operates only on 2025-06-16 Codeshare flight, operated by United Airlines.(UA 5323) |
| Sat
13:10
Saint Louis (STL) 1
14:40
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Operates only on 2025-06-21 Codeshare flight, operated by United Airlines.(UA 5323) |
| Tue
13:10
Saint Louis (STL) 1
14:40
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Operates only on 2025-06-24 Codeshare flight, operated by United Airlines.(UA 5323) |
| Mon,Thu
13:20
Saint Louis (STL) 1
14:50
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-06-26 through 2025-07-07 Codeshare flight, operated by United Airlines.(UA 5323) |
| Tue,Wed,Fri
13:20
Saint Louis (STL) 1
14:50
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-07-09 through 2025-07-15 Codeshare flight, operated by United Airlines.(UA 5323) |
| Mon,Wed,Thu
13:20
Saint Louis (STL) 1
14:50
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-07-17 through 2025-07-23 Codeshare flight, operated by United Airlines.(UA 5323) |
| Mon,Thu,Fri
13:20
Saint Louis (STL) 1
14:50
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-07-25 through 2025-07-31 Codeshare flight, operated by United Airlines.(UA 5323) |
| Mon,Tue,Thu
13:20
Saint Louis (STL) 1
14:50
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-08-05 through 2025-08-11 Codeshare flight, operated by United Airlines.(UA 5323) |
| Wed,Fri
13:20
Saint Louis (STL) 1
14:50
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-08-13 through 2025-08-15 Codeshare flight, operated by United Airlines.(UA 5323) |
| Sat
13:25
Saint Louis (STL) 1
14:55
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Effective 2025-06-28 through 2025-07-05 Codeshare flight, operated by United Airlines.(UA 4485) |
| Sat,Sun
13:25
Saint Louis (STL) 1
14:55
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Effective 2025-07-13 through 2025-07-19 Codeshare flight, operated by United Airlines.(UA 4485) |
| Sat,Sun
13:25
Saint Louis (STL) 1
14:55
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Effective 2025-07-27 through 2025-08-10 Codeshare flight, operated by United Airlines.(UA 4485) |
| Sun
13:25
Saint Louis (STL) 1
14:55
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Operates only on 2025-08-17 Codeshare flight, operated by United Airlines.(UA 4485) |
| Daily
13:27
Saint Louis (STL) 1
14:55
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:28 Effective 2025-10-26 through 2025-12-17 Codeshare flight, operated by United Airlines.(UA 3611) |
| Daily
13:27
Saint Louis (STL) 1
14:55
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:28 Effective from 2026-01-06 Codeshare flight, operated by United Airlines.(UA 3611) |
| Tue,Fri,Sun
15:20
Saint Louis (STL) 1
16:50
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-06-27 through 2025-07-08 Codeshare flight, operated by United Airlines.(UA 3611) |
| Wed
15:20
Saint Louis (STL) 1
16:50
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Operates only on 2025-07-02 Codeshare flight, operated by United Airlines.(UA 5469) |
| Mon,Thu
15:20
Saint Louis (STL) 1
16:50
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-07-10 through 2025-07-14 Codeshare flight, operated by United Airlines.(UA 3611) |
| Wed,Sat
15:20
Saint Louis (STL) 1
16:50
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Effective 2025-07-12 through 2025-07-16 Codeshare flight, operated by United Airlines.(UA 5469) |
| Tue,Thu,Fri,Sun
15:20
Saint Louis (STL) 1
16:50
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-07-18 through 2025-07-24 Codeshare flight, operated by United Airlines.(UA 3611) |
| Wed,Sat
15:20
Saint Louis (STL) 1
16:50
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Effective 2025-07-26 through 2025-07-30 Codeshare flight, operated by United Airlines.(UA 5469) |
| Mon,Tue,Fri
15:20
Saint Louis (STL) 1
16:50
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-07-29 through 2025-08-04 Codeshare flight, operated by United Airlines.(UA 3611) |
| Wed
15:20
Saint Louis (STL) 1
16:50
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Operates only on 2025-08-06 Codeshare flight, operated by United Airlines.(UA 5435) |
| Tue,Thu,Fri
15:20
Saint Louis (STL) 1
16:50
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-08-08 through 2025-08-14 Codeshare flight, operated by United Airlines.(UA 3611) |
| Sat
15:20
Saint Louis (STL) 1
16:50
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Operates only on 2025-08-16 Codeshare flight, operated by United Airlines.(UA 5435) |
| Mon
15:20
Saint Louis (STL) 1
16:50
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Operates only on 2025-08-18 Codeshare flight, operated by United Airlines.(UA 3611) |
| Daily
15:20
Saint Louis (STL) 1
16:52
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:32 Effective 2025-08-19 through 2025-09-24 Codeshare flight, operated by United Airlines.(UA 3611) |
| Tue,Thu,Fri
15:35
Saint Louis (STL) 1
17:05
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-05-23 through 2025-05-30 Codeshare flight, operated by United Airlines.(UA 5752) |
| Mon,Wed,Fri
15:35
Saint Louis (STL) 1
17:05
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-06-02 through 2025-06-09 Codeshare flight, operated by United Airlines.(UA 5752) |
| Tue,Thu
15:35
Saint Louis (STL) 1
17:05
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-06-10 through 2025-06-19 Codeshare flight, operated by United Airlines.(UA 5752) |
| Mon,Wed,Fri
15:35
Saint Louis (STL) 1
17:05
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-06-20 through 2025-06-25 Codeshare flight, operated by United Airlines.(UA 5752) |
| Sat,Sun
15:40
Saint Louis (STL) 1
17:10
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-05-25 through 2025-05-31 Codeshare flight, operated by United Airlines.(UA 5752) |
| Sat
15:40
Saint Louis (STL) 1
17:10
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-06-07 through 2025-06-14 Codeshare flight, operated by United Airlines.(UA 5752) |
| Sun
15:40
Saint Louis (STL) 1
17:10
Chicago O'Hare (ORD) 2 Air Canada AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-06-15 through 2025-06-22 Codeshare flight, operated by United Airlines.(UA 5752) |
| Daily
17:18
Saint Louis (STL) 1
18:34
Chicago O'Hare (ORD) 1 Air Canada AC 4919 Non-stop Airbus A319 (319) 1:16 Effective from 2025-10-26 Codeshare flight, operated by United Airlines.(UA 1156) |
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Parallax here STL-ORD
- 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 1:32.
