Nonstop flights from St. Louis to Chicago

2 airlines fly this route, with up to 15 flights a day.

STLSt. Louis Lambert International

258 mi · 102 flights a week

ORDChicago O'Hare International

STLORD

When they leave

St. Louis time

6:00a8:07pFirst departure 6:00 AM, last 8:07 PM

Eight in the morning, 6:00 AM to 11:25 AM, then four in the afternoon, 12:59 PM to 4:54 PM, then three in the evening, 5:30 PM to 8:07 PM.

Every flight

Earliest first

6:00 AM→7:33 AMUnited AirlinesCRJ 700Mon, Wed, Thu, Fri, Sat, Sun
6:00 AM→7:34 AMAmerican AirlinesAirbus A319Daily
7:25 AM→9:01 AMUnited AirlinesCRJ 700Daily
8:00 AM→9:34 AMUnited AirlinesAirbus A319Daily
8:50 AM→10:26 AMUnited AirlinesCRJ 700Daily
9:30 AM→11:00 AMUnited AirlinesEmbraer 175Mon, Wed, Thu, Fri, Sun
9:32 AM→11:00 AMAmerican AirlinesEmbraer 170Daily
10:53 AM→12:28 PMUnited AirlinesCRJ 700Mon, Tue, Wed, Thu, Fri, Sun
11:25 AM→1:01 PMUnited AirlinesCRJ 700Sat
12:59 PM→2:30 PMUnited AirlinesBoeing 737Daily
1:25 PM→3:01 PMAmerican AirlinesCRJ 700Daily
3:32 PM→5:05 PMUnited AirlinesCRJ 700Mon, Tue, Wed, Thu, Fri, Sun
3:32 PM→5:05 PMUnited AirlinesCRJ 700Sat
4:54 PM→6:33 PMAmerican AirlinesEmbraer 175Daily
5:30 PM→7:01 PMUnited AirlinesAirbus A320Daily
6:54 PM→8:30 PMUnited AirlinesCRJ 700Daily
8:07 PM→9:40 PMAmerican AirlinesEmbraer 170Daily

Schedules last checked Sep 19, 2026. Times are local.

Flying from St. Louis to Chicago

United Airlines flies most often, 8 to 10 times a day on the CRJ 700, Airbus A319, Airbus A320, Boeing 737 and Embraer 175. American Airlines flies 5 times a day on the Embraer 170, Airbus A319, CRJ 700 and Embraer 175.

Flights run every day of the week, from 13 on Tuesdays to 15 on Mondays, Wednesdays, Thursdays, Fridays and Sundays. The first arrival in Chicago is at 7:33 AM and the last at 9:40 PM. The flight covers 258 miles.

Flying back, Chicago to St. Louis has 102 nonstop flights a week. From St. Louis, Midway (MDW) is the other Chicago area airport with nonstop flights, 33 a week.