Chicago To St Louis Flights
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November is by far the best month, wherein you can get cheapest flights for Chicago to St Louis. Meanwhile, is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.
Disclaimer - All the mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.
Best Flight From Chicago To St Louis
Delta AirlinesChicago
13:45
26 Oct 2026
07h 06m
1 Stop
St Louis
20:51
26 Oct 2026
$95
United AirlinesChicago
10:45
26 Oct 2026
01h 25m
Non Stop
St Louis
12:10
26 Oct 2026
$166
United AirlinesChicago
14:12
26 Oct 2026
01h 31m
Non Stop
St Louis
15:43
26 Oct 2026
$184
Delta AirlinesChicago
08:29
26 Oct 2026
05h 24m
1 Stop
St Louis
13:53
26 Oct 2026
$203
United AirlinesChicago
20:10
26 Oct 2026
01h 30m
Non Stop
St Louis
21:40
26 Oct 2026
$228
American AirlinesChicago
19:34
26 Oct 2026
01h 23m
Non Stop
St Louis
20:57
26 Oct 2026
$228
Delta AirlinesChicago
13:45
26 Oct 2026
03h 54m
1 Stop
St Louis
17:39
26 Oct 2026
$249
American AirlinesChicago
09:30
26 Oct 2026
01h 21m
Non Stop
St Louis
10:51
26 Oct 2026
$257
American AirlinesChicago
23:00
26 Oct 2026
01h 19m
Non Stop
St Louis
00:19
27 Oct 2026
$272
Early Morning Flight Chicago to St Louis
Cheapest Flight Found
$203
Cheapest Month To Fly
26 Oct 2026
08:29 AM
08:29 AM
Airlines
Delta Airlines
Average Flight Time
05h 24m
Late Night Flight Chicago to St Louis
Cheapest Flight Found
$228
Cheapest Month To Fly
26 Oct 2026
20:10 PM
20:10 PM
Airlines
United Airlines
Average Flight Time
01h 30m