United Airlines flight UA 4185: Chicago O'Hare - Saint Louis

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 19:40 Chicago O'Hare (ORD) 2 21:04 Saint Louis (STL) 1
UA 4185 Non-stop Canadair CRJ 550 (CR5) 1:24 Effective from 2025-10-26
Daily 19:45 Chicago O'Hare (ORD) 2 21:15 Saint Louis (STL) 1
UA 4185 Non-stop Canadair CRJ 550 (CR5) 1:30 Effective 2025-05-22 through 2025-06-25
Daily 20:00 Chicago O'Hare (ORD) 2 21:32 Saint Louis (STL) 1
UA 4185 Non-stop Canadair CRJ 550 (CR5) 1:32 Effective 2025-08-19 through 2025-10-25
Daily 20:05 Chicago O'Hare (ORD) 2 21:35 Saint Louis (STL) 1
UA 4185 Non-stop Canadair CRJ 550 (CR5) 1:30 Effective 2025-06-26 through 2025-08-18
Daily 20:20 Chicago O'Hare (ORD) 2 21:48 Saint Louis (STL) 1
UA 4185 Non-stop Canadair CRJ 550 (CR5) 1:28 Valid until 2025-05-21


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United Airlines flight UA 4185:
Chicago O'Hare - Saint Louis
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA4185
19:40
Chicago O'Hare (ORD) 2

21:04
Saint Louis (STL) 1
Effective from 2025-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:24, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4185
19:45
Chicago O'Hare (ORD) 2

21:15
Saint Louis (STL) 1
Effective 2025-05-22 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:30, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4185
20:00
Chicago O'Hare (ORD) 2

21:32
Saint Louis (STL) 1
Effective 2025-08-19 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:32, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4185
20:05
Chicago O'Hare (ORD) 2

21:35
Saint Louis (STL) 1
Effective 2025-06-26 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:30, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4185
20:20
Chicago O'Hare (ORD) 2

21:48
Saint Louis (STL) 1
Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:28, non-stop
Canadair CRJ 550 (CR5)
  • UA 4185 is a domestic flight 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 1:24 and 1:32.
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