AirportFusion

Flights from St. Louis to Chicago

Every non-stop option between the St. Louis area and the Chicago area: airlines, airport pairs, estimated fares and flight times. Launch a full door-to-door search to add ground transport on both sides, one-stop alternatives and an AI recommendation.

Estimated price

from €71

Flight time

≈ 1h 15m

Distance

404 km

Airlines

5

Compare door-to-door itineraries

Free — includes trains, taxis and buses to the airports, plus connecting flights.

Airlines flying St. Louis → Chicago non-stop

Airport pairs served

RouteAirlinesFlight timeEstimated price
STL → MDW2≈ 1h 15mfrom €71
STL → ORD3≈ 1h 16mfrom €73

Prices are deterministic estimates based on distance, season and airline — final fares come from the booking partner.

Frequently asked questions

Which airlines fly direct from St. Louis to Chicago?
5 airline(s) operate non-stop flights between the St. Louis area and the Chicago area, including Southwest Airlines, United Airlines, US Airways.
How much does a flight from St. Louis to Chicago cost?
Our estimates start at €71 for a one-way non-stop ticket. Real fares vary with the season, the day of the week and how early you book — Tuesdays and Wednesdays are usually cheapest.
How long is the flight from St. Louis to Chicago?
The non-stop flight covers about 404 km and takes approximately 1h 15m, depending on the exact airport pair and winds.
What is the fastest door-to-door option?
It depends on which airports you can reach easily. AirportFusion compares every airport around your exact address — including trains, taxis and buses on both sides — and recommends the best complete itinerary.
Flights from Chicago to St. Louis →Flights from St. LouisFlights from Chicago

More destinations from St. Louis