United Airlines flights from Chicago O'Hare (ORD) to Saint Louis (STL).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 09:04 Chicago O'Hare (ORD) 2 10:27 Saint Louis (STL) 1
United Airlines UA 4613 Non-stop Canadair CRJ 550 (CR5) 1:23 Effective from 2026-04-30
Daily 09:05 Chicago O'Hare (ORD) 2 10:36 Saint Louis (STL) 1
United Airlines UA 4613 Non-stop Canadair CRJ 550 (CR5) 1:31 Effective 2026-02-12 through 2026-03-28
Daily 09:05 Chicago O'Hare (ORD) 2 10:35 Saint Louis (STL) 1
United Airlines UA 4613 Non-stop Canadair CRJ 550 (CR5) 1:30 Effective 2026-03-29 through 2026-04-29
Daily 09:25 Chicago O'Hare (ORD) 2 11:02 Saint Louis (STL) 1
United Airlines UA 4613 Non-stop Canadair CRJ 550 (CR5) 1:37 Effective 2026-01-07 through 2026-02-03
Daily 09:25 Chicago O'Hare (ORD) 2 11:02 Saint Louis (STL) 1
United Airlines UA 4613 Non-stop Canadair CRJ 550 (CR5) 1:37 Effective 2026-02-05 through 2026-02-11
Mon-Wed,Fri-Sun 10:50 Chicago O'Hare (ORD) 2 12:27 Saint Louis (STL) 1
United Airlines UA 4613 Non-stop Canadair CRJ 550 (CR5) 1:37 Valid until 2026-01-05
Daily 15:03 Chicago O'Hare (ORD) 2 16:26 Saint Louis (STL) 1
United Airlines UA 5214 Non-stop Embraer EMB 175 (E7W) 1:23 Effective 2026-04-30 through 2026-10-24
Mon,Wed,Thu,Sun 13:11 Chicago O'Hare (ORD) 2 14:42 Saint Louis (STL) 1
United Airlines UA 5508 Non-stop Embraer EMB 175 (E7W) 1:31 Effective 2026-03-05 through 2026-03-26
Fri,Sat 13:12 Chicago O'Hare (ORD) 2 14:43 Saint Louis (STL) 1
United Airlines UA 5508 Non-stop Embraer EMB 175 (E7W) 1:31 Effective 2026-03-06 through 2026-03-28
Tue 13:18 Chicago O'Hare (ORD) 2 14:49 Saint Louis (STL) 1
United Airlines UA 5508 Non-stop Embraer EMB 175 (E7W) 1:31 Effective 2026-03-10 through 2026-03-24
Daily 16:15 Chicago O'Hare (ORD) 2 17:44 Saint Louis (STL) 1
United Airlines UA 5783 Non-stop Embraer EMB 175 (E7W) 1:29 Effective 2026-04-30 through 2026-05-20
Daily 16:24 Chicago O'Hare (ORD) 2 17:54 Saint Louis (STL) 1
United Airlines UA 5873 Non-stop Embraer EMB 175 (E7W) 1:30 Valid until 2026-01-05
Thu-Sat 16:20 Chicago O'Hare (ORD) 2 17:44 Saint Louis (STL) 1
United Airlines UA 6017 Non-stop Canadair CRJ 550 (CR5) 1:24 Effective 2026-03-05 through 2026-03-07
Daily 16:35 Chicago O'Hare (ORD) 2 17:59 Saint Louis (STL) 1
United Airlines UA 6017 Non-stop Canadair CRJ 550 (CR5) 1:24 Effective 2026-03-08 through 2026-03-28
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United Airlines flights from Chicago O'Hare (ORD) to Saint Louis (STL).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA4613
09:04
Chicago O'Hare (ORD) 2

10:27
Saint Louis (STL) 1
Effective from 2026-04-30
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:23, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA4613
09:05
Chicago O'Hare (ORD) 2

10:36
Saint Louis (STL) 1
Effective 2026-02-12 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:31, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA4613
09:05
Chicago O'Hare (ORD) 2

10:35
Saint Louis (STL) 1
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:30, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA4613
09:25
Chicago O'Hare (ORD) 2

11:02
Saint Louis (STL) 1
Effective 2026-01-07 through 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:37, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA4613
09:25
Chicago O'Hare (ORD) 2

11:02
Saint Louis (STL) 1
Effective 2026-02-05 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:37, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA4613
10:50
Chicago O'Hare (ORD) 2

12:27
Saint Louis (STL) 1
Valid until 2026-01-05
Mon
Tue
Wed
Thu
-
Fri
Sat
Sun
Duration: 1:37, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA5214
15:03
Chicago O'Hare (ORD) 2

16:26
Saint Louis (STL) 1
Effective 2026-04-30 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:23, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5508
13:11
Chicago O'Hare (ORD) 2

14:42
Saint Louis (STL) 1
Effective 2026-03-05 through 2026-03-26
Mon
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
Duration: 1:31, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5508
13:12
Chicago O'Hare (ORD) 2

14:43
Saint Louis (STL) 1
Effective 2026-03-06 through 2026-03-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
-
Duration: 1:31, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5508
13:18
Chicago O'Hare (ORD) 2

14:49
Saint Louis (STL) 1
Effective 2026-03-10 through 2026-03-24
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:31, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5783
16:15
Chicago O'Hare (ORD) 2

17:44
Saint Louis (STL) 1
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:29, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5873
16:24
Chicago O'Hare (ORD) 2

17:54
Saint Louis (STL) 1
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:30, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA6017
16:20
Chicago O'Hare (ORD) 2

17:44
Saint Louis (STL) 1
Effective 2026-03-05 through 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
Sun
-
Duration: 1:24, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA6017
16:35
Chicago O'Hare (ORD) 2

17:59
Saint Louis (STL) 1
Effective 2026-03-08 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:24, non-stop
Canadair CRJ 550 (CR5)
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  • 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 1:18 and 1:37.
All ORD-STL flights
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