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

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon-Wed,Sat,Sun 15:48 Saint Louis (STL) 1 17:09 Chicago O'Hare (ORD) 3
American Airlines AA 3863 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:21 Effective 2024-11-23 through 2024-12-04
Daily 16:29 Saint Louis (STL) 1 17:50 Chicago O'Hare (ORD) 3
American Airlines AA 3863 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:21 Effective 2025-01-07 through 2025-02-12
Daily 14:54 Saint Louis (STL) 1 16:15 Chicago O'Hare (ORD) 3
American Airlines AA 4001 Non-stop Embraer EMB 175 (E75) 1:21 Effective 2025-03-06 through 2025-04-03
Daily 14:56 Saint Louis (STL) 1 16:15 Chicago O'Hare (ORD) 3
American Airlines AA 4001 Non-stop Embraer EMB 175 (E75) 1:19 Effective 2025-02-13 through 2025-03-05
Daily 09:51 Saint Louis (STL) 1 11:15 Chicago O'Hare (ORD) 3
American Airlines AA 4135 Non-stop Embraer EMB 175 (E75) 1:24 Effective 2025-03-06 through 2025-04-03
Daily 09:56 Saint Louis (STL) 1 11:15 Chicago O'Hare (ORD) 3
American Airlines AA 4135 Non-stop Embraer EMB 175 (E75) 1:19 Effective 2025-02-13 through 2025-03-05
Daily 08:00 Saint Louis (STL) 1 09:36 Chicago O'Hare (ORD) 2
United Airlines UA 4183 Non-stop Canadair CRJ 550 (CR5) 1:36 Effective 2024-12-19 through 2025-01-06
Daily 08:00 Saint Louis (STL) 1 09:22 Chicago O'Hare (ORD) 2
United Airlines UA 4183 Non-stop Canadair CRJ 550 (CR5) 1:22 Effective from 2025-01-07
Daily 08:05 Saint Louis (STL) 1 09:36 Chicago O'Hare (ORD) 2
United Airlines UA 4183 Non-stop Canadair CRJ 550 (CR5) 1:31 Valid until 2024-09-25
Daily 08:05 Saint Louis (STL) 1 09:39 Chicago O'Hare (ORD) 2
United Airlines UA 4183 Non-stop Canadair CRJ 550 (CR5) 1:34 Effective 2024-09-26 through 2024-10-26
Daily 08:05 Saint Louis (STL) 1 09:34 Chicago O'Hare (ORD) 2
United Airlines UA 4183 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2024-10-27 through 2024-11-27
Daily 08:05 Saint Louis (STL) 1 09:34 Chicago O'Hare (ORD) 2
United Airlines UA 4183 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2024-11-29 through 2024-12-18
Daily 16:30 Saint Louis (STL) 1 17:50 Chicago O'Hare (ORD) 3
American Airlines AA 4282 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:20 Effective 2025-04-04 through 2025-05-04
Sat 17:19 Saint Louis (STL) 1 18:43 Chicago O'Hare (ORD) 3
American Airlines AA 4350 Non-stop Embraer EMB 175 (E75) 1:24 Effective 2024-11-09 through 2024-11-16
Daily 10:07 Saint Louis (STL) 1 11:30 Chicago O'Hare (ORD) 3
American Airlines AA 4383 Non-stop Embraer EMB 175 (E75) 1:23 Effective 2024-12-05 through 2024-12-18
Daily 11:30 Saint Louis (STL) 1 12:59 Chicago O'Hare (ORD) 2
United Airlines UA 4383 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2024-12-19 through 2025-01-06
Daily 11:45 Saint Louis (STL) 1 13:12 Chicago O'Hare (ORD) 2
United Airlines UA 4383 Non-stop Canadair CRJ 550 (CR5) 1:27 Effective from 2025-01-07
Daily 12:55 Saint Louis (STL) 1 14:27 Chicago O'Hare (ORD) 2
United Airlines UA 4383 Non-stop Canadair CRJ 550 (CR5) 1:32 Valid until 2024-09-25
Daily 12:58 Saint Louis (STL) 1 14:30 Chicago O'Hare (ORD) 2
United Airlines UA 4383 Non-stop Canadair CRJ 550 (CR5) 1:32 Effective 2024-09-26 through 2024-10-26
Daily 13:05 Saint Louis (STL) 1 14:35 Chicago O'Hare (ORD) 2
United Airlines UA 4383 Non-stop Canadair CRJ 550 (CR5) 1:30 Effective 2024-10-27 through 2024-11-27
Daily 13:05 Saint Louis (STL) 1 14:35 Chicago O'Hare (ORD) 2
United Airlines UA 4383 Non-stop Canadair CRJ 550 (CR5) 1:30 Effective 2024-11-29 through 2024-12-18
Daily 13:02 Saint Louis (STL) 1 14:31 Chicago O'Hare (ORD) 2
United Airlines UA 4387 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2025-01-07 through 2025-02-12
Daily 15:35 Saint Louis (STL) 1 17:03 Chicago O'Hare (ORD) 2
United Airlines UA 4393 Non-stop Canadair CRJ 550 (CR5) 1:28 Valid until 2024-09-25
Sat 15:35 Saint Louis (STL) 1 17:03 Chicago O'Hare (ORD) 2
United Airlines UA 4393 Non-stop Canadair CRJ 550 (CR5) 1:28 Operates only on 2024-09-28
Sat,Sun 11:10 Saint Louis (STL) 1 12:34 Chicago O'Hare (ORD) 2
United Airlines UA 4402 Non-stop Canadair CRJ 550 (CR5) 1:24 Valid until 2024-09-01
Fri 09:05 Saint Louis (STL) 1 10:39 Chicago O'Hare (ORD) 2
United Airlines UA 4406 Non-stop Canadair CRJ 550 (CR5) 1:34 Operates only on 2024-10-11
Daily 10:00 Saint Louis (STL) 1 11:29 Chicago O'Hare (ORD) 2
United Airlines UA 4406 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2024-10-01 through 2024-10-10
Daily 10:00 Saint Louis (STL) 1 11:29 Chicago O'Hare (ORD) 2
United Airlines UA 4406 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2024-10-12 through 2024-10-26
Daily 11:27 Saint Louis (STL) 1 12:45 Chicago O'Hare (ORD) 3
American Airlines AA 4406 Non-stop Embraer EMB 175 (E75) 1:18 Effective 2025-05-05 through 2025-06-04
Daily 07:59 Saint Louis (STL) 1 09:20 Chicago O'Hare (ORD) 3
American Airlines AA 4407 Non-stop Embraer EMB 175 (E75) 1:21 Effective 2025-04-04 through 2025-05-04
Daily 08:01 Saint Louis (STL) 1 09:20 Chicago O'Hare (ORD) 3
American Airlines AA 4407 Non-stop Embraer EMB 175 (E75) 1:19 Effective 2025-05-05 through 2025-06-04
Mon-Sat 09:30 Saint Louis (STL) 1 10:59 Chicago O'Hare (ORD) 2
United Airlines UA 4426 Non-stop Canadair CRJ 550 (CR5) 1:29 Valid until 2024-09-07
Daily 09:30 Saint Louis (STL) 1 10:59 Chicago O'Hare (ORD) 2
United Airlines UA 4426 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2024-09-08 through 2024-09-25
Daily 10:10 Saint Louis (STL) 1 11:39 Chicago O'Hare (ORD) 2
United Airlines UA 4426 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2024-10-27 through 2024-11-27
Daily 10:10 Saint Louis (STL) 1 11:39 Chicago O'Hare (ORD) 2
United Airlines UA 4426 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2024-11-29 through 2024-12-18
Daily 10:30 Saint Louis (STL) 1 11:58 Chicago O'Hare (ORD) 2
United Airlines UA 4426 Non-stop Canadair CRJ 550 (CR5) 1:28 Effective from 2025-01-07
Daily 10:35 Saint Louis (STL) 1 12:05 Chicago O'Hare (ORD) 2
United Airlines UA 4426 Non-stop Canadair CRJ 550 (CR5) 1:30 Effective 2024-12-19 through 2025-01-06
Daily 06:25 Saint Louis (STL) 1 08:00 Chicago O'Hare (ORD) 2
United Airlines UA 4428 Non-stop Canadair CRJ 550 (CR5) 1:35 Effective 2024-12-19 through 2025-01-06
Daily 06:30 Saint Louis (STL) 1 08:05 Chicago O'Hare (ORD) 2
United Airlines UA 4428 Non-stop Canadair CRJ 550 (CR5) 1:35 Effective 2024-09-26 through 2024-10-26
Daily 06:30 Saint Louis (STL) 1 07:59 Chicago O'Hare (ORD) 2
United Airlines UA 4428 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2024-10-27 through 2024-11-28
Daily 06:30 Saint Louis (STL) 1 07:59 Chicago O'Hare (ORD) 2
United Airlines UA 4428 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2024-11-30 through 2024-12-18
Daily 06:34 Saint Louis (STL) 1 08:05 Chicago O'Hare (ORD) 2
United Airlines UA 4428 Non-stop Canadair CRJ 550 (CR5) 1:31 Valid until 2024-09-25
Daily 06:45 Saint Louis (STL) 1 08:05 Chicago O'Hare (ORD) 2
United Airlines UA 4428 Non-stop Canadair CRJ 550 (CR5) 1:20 Effective from 2025-01-07
Sun 09:30 Saint Louis (STL) 1 10:59 Chicago O'Hare (ORD) 2
United Airlines UA 4468 Non-stop Canadair CRJ 550 (CR5) 1:29 Operates only on 2024-09-01
Thu 09:30 Saint Louis (STL) 1 10:59 Chicago O'Hare (ORD) 2
United Airlines UA 4468 Non-stop Canadair CRJ 550 (CR5) 1:29 Operates only on 2024-09-26
Mon,Fri-Sun 10:00 Saint Louis (STL) 1 11:29 Chicago O'Hare (ORD) 2
United Airlines UA 4468 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2024-09-27 through 2024-09-30
Daily 13:02 Saint Louis (STL) 1 14:25 Chicago O'Hare (ORD) 3
American Airlines AA 4470 Non-stop Embraer EMB 175 (E75) 1:23 Effective 2025-01-07 through 2025-02-12
Daily 13:08 Saint Louis (STL) 1 14:25 Chicago O'Hare (ORD) 3
American Airlines AA 4470 Non-stop Embraer EMB 175 (E75) 1:17 Effective 2025-04-04 through 2025-05-04
Daily 15:10 Saint Louis (STL) 1 16:44 Chicago O'Hare (ORD) 2
United Airlines UA 4570 Non-stop Canadair CRJ 550 (CR5) 1:34 Effective 2024-12-19 through 2025-01-06
Daily 15:15 Saint Louis (STL) 1 16:44 Chicago O'Hare (ORD) 2
United Airlines UA 4570 Non-stop Canadair CRJ 550 (CR5) 1:29 Effective 2025-01-07 through 2025-02-12
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All airlines flying from Saint Louis (STL) to Chicago O'Hare (ORD).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
American Airlines AA3863
15:48
Saint Louis (STL) 1

17:09
Chicago O'Hare (ORD) 3
Effective 2024-11-23 through 2024-12-04
Mon
Tue
Wed
Thu
-
Fri
-
Sat
Sun
Duration: 1:21, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3863
16:29
Saint Louis (STL) 1

17:50
Chicago O'Hare (ORD) 3
Effective 2025-01-07 through 2025-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:21, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA4001
14:54
Saint Louis (STL) 1

16:15
Chicago O'Hare (ORD) 3
Effective 2025-03-06 through 2025-04-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:21, non-stop
Embraer EMB 175 (E75)
American Airlines AA4001
14:56
Saint Louis (STL) 1

16:15
Chicago O'Hare (ORD) 3
Effective 2025-02-13 through 2025-03-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:19, non-stop
Embraer EMB 175 (E75)
American Airlines AA4135
09:51
Saint Louis (STL) 1

11:15
Chicago O'Hare (ORD) 3
Effective 2025-03-06 through 2025-04-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:24, non-stop
Embraer EMB 175 (E75)
American Airlines AA4135
09:56
Saint Louis (STL) 1

11:15
Chicago O'Hare (ORD) 3
Effective 2025-02-13 through 2025-03-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:19, non-stop
Embraer EMB 175 (E75)
United Airlines UA4183
08:00
Saint Louis (STL) 1

09:36
Chicago O'Hare (ORD) 2
Effective 2024-12-19 through 2025-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:36, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4183
08:00
Saint Louis (STL) 1

09:22
Chicago O'Hare (ORD) 2
Effective from 2025-01-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:22, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4183
08:05
Saint Louis (STL) 1

09:36
Chicago O'Hare (ORD) 2
Valid until 2024-09-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:31, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4183
08:05
Saint Louis (STL) 1

09:39
Chicago O'Hare (ORD) 2
Effective 2024-09-26 through 2024-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:34, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4183
08:05
Saint Louis (STL) 1

09:34
Chicago O'Hare (ORD) 2
Effective 2024-10-27 through 2024-11-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:29, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4183
08:05
Saint Louis (STL) 1

09:34
Chicago O'Hare (ORD) 2
Effective 2024-11-29 through 2024-12-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:29, non-stop
Canadair CRJ 550 (CR5)
American Airlines AA4282
16:30
Saint Louis (STL) 1

17:50
Chicago O'Hare (ORD) 3
Effective 2025-04-04 through 2025-05-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:20, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA4350
17:19
Saint Louis (STL) 1

18:43
Chicago O'Hare (ORD) 3
Effective 2024-11-09 through 2024-11-16
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:24, non-stop
Embraer EMB 175 (E75)
American Airlines AA4383
10:07
Saint Louis (STL) 1

11:30
Chicago O'Hare (ORD) 3
Effective 2024-12-05 through 2024-12-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:23, non-stop
Embraer EMB 175 (E75)
United Airlines UA4383
11:30
Saint Louis (STL) 1

12:59
Chicago O'Hare (ORD) 2
Effective 2024-12-19 through 2025-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:29, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4383
11:45
Saint Louis (STL) 1

13:12
Chicago O'Hare (ORD) 2
Effective from 2025-01-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:27, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4383
12:55
Saint Louis (STL) 1

14:27
Chicago O'Hare (ORD) 2
Valid until 2024-09-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:32, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4383
12:58
Saint Louis (STL) 1

14:30
Chicago O'Hare (ORD) 2
Effective 2024-09-26 through 2024-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:32, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4383
13:05
Saint Louis (STL) 1

14:35
Chicago O'Hare (ORD) 2
Effective 2024-10-27 through 2024-11-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:30, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4383
13:05
Saint Louis (STL) 1

14:35
Chicago O'Hare (ORD) 2
Effective 2024-11-29 through 2024-12-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:30, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4387
13:02
Saint Louis (STL) 1

14:31
Chicago O'Hare (ORD) 2
Effective 2025-01-07 through 2025-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:29, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4393
15:35
Saint Louis (STL) 1

17:03
Chicago O'Hare (ORD) 2
Valid until 2024-09-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:28, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4393
15:35
Saint Louis (STL) 1

17:03
Chicago O'Hare (ORD) 2
Operates only on 2024-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:28, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4402
11:10
Saint Louis (STL) 1

12:34
Chicago O'Hare (ORD) 2
Valid until 2024-09-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 1:24, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4406
09:05
Saint Louis (STL) 1

10:39
Chicago O'Hare (ORD) 2
Operates only on 2024-10-11
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:34, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4406
10:00
Saint Louis (STL) 1

11:29
Chicago O'Hare (ORD) 2
Effective 2024-10-01 through 2024-10-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:29, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4406
10:00
Saint Louis (STL) 1

11:29
Chicago O'Hare (ORD) 2
Effective 2024-10-12 through 2024-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:29, non-stop
Canadair CRJ 550 (CR5)
American Airlines AA4406
11:27
Saint Louis (STL) 1

12:45
Chicago O'Hare (ORD) 3
Effective 2025-05-05 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:18, non-stop
Embraer EMB 175 (E75)
American Airlines AA4407
07:59
Saint Louis (STL) 1

09:20
Chicago O'Hare (ORD) 3
Effective 2025-04-04 through 2025-05-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:21, non-stop
Embraer EMB 175 (E75)
American Airlines AA4407
08:01
Saint Louis (STL) 1

09:20
Chicago O'Hare (ORD) 3
Effective 2025-05-05 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:19, non-stop
Embraer EMB 175 (E75)
United Airlines UA4426
09:30
Saint Louis (STL) 1

10:59
Chicago O'Hare (ORD) 2
Valid until 2024-09-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 1:29, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4426
09:30
Saint Louis (STL) 1

10:59
Chicago O'Hare (ORD) 2
Effective 2024-09-08 through 2024-09-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:29, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4426
10:10
Saint Louis (STL) 1

11:39
Chicago O'Hare (ORD) 2
Effective 2024-10-27 through 2024-11-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:29, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4426
10:10
Saint Louis (STL) 1

11:39
Chicago O'Hare (ORD) 2
Effective 2024-11-29 through 2024-12-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:29, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4426
10:30
Saint Louis (STL) 1

11:58
Chicago O'Hare (ORD) 2
Effective from 2025-01-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:28, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4426
10:35
Saint Louis (STL) 1

12:05
Chicago O'Hare (ORD) 2
Effective 2024-12-19 through 2025-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:30, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4428
06:25
Saint Louis (STL) 1

08:00
Chicago O'Hare (ORD) 2
Effective 2024-12-19 through 2025-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:35, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4428
06:30
Saint Louis (STL) 1

08:05
Chicago O'Hare (ORD) 2
Effective 2024-09-26 through 2024-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:35, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4428
06:30
Saint Louis (STL) 1

07:59
Chicago O'Hare (ORD) 2
Effective 2024-10-27 through 2024-11-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:29, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4428
06:30
Saint Louis (STL) 1

07:59
Chicago O'Hare (ORD) 2
Effective 2024-11-30 through 2024-12-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:29, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4428
06:34
Saint Louis (STL) 1

08:05
Chicago O'Hare (ORD) 2
Valid until 2024-09-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:31, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4428
06:45
Saint Louis (STL) 1

08:05
Chicago O'Hare (ORD) 2
Effective from 2025-01-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:20, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4468
09:30
Saint Louis (STL) 1

10:59
Chicago O'Hare (ORD) 2
Operates only on 2024-09-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:29, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4468
09:30
Saint Louis (STL) 1

10:59
Chicago O'Hare (ORD) 2
Operates only on 2024-09-26
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:29, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4468
10:00
Saint Louis (STL) 1

11:29
Chicago O'Hare (ORD) 2
Effective 2024-09-27 through 2024-09-30
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
Duration: 1:29, non-stop
Canadair CRJ 550 (CR5)
American Airlines AA4470
13:02
Saint Louis (STL) 1

14:25
Chicago O'Hare (ORD) 3
Effective 2025-01-07 through 2025-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:23, non-stop
Embraer EMB 175 (E75)
American Airlines AA4470
13:08
Saint Louis (STL) 1

14:25
Chicago O'Hare (ORD) 3
Effective 2025-04-04 through 2025-05-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:17, non-stop
Embraer EMB 175 (E75)
United Airlines UA4570
15:10
Saint Louis (STL) 1

16:44
Chicago O'Hare (ORD) 2
Effective 2024-12-19 through 2025-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:34, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4570
15:15
Saint Louis (STL) 1

16:44
Chicago O'Hare (ORD) 2
Effective 2025-01-07 through 2025-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:29, non-stop
Canadair CRJ 550 (CR5)
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  • 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 1:11 and 1:36.
Return (ORD-STL) flights
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