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Cheap Flights from St Louis to Chicago O'Hare International in 2020

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Estimated lowest prices only. Found in the last 14 days.

Flight information St Louis to Chicago O'Hare International

Cheapest roundtrip price last month

$141

Non-stop airlines

10

Flights per week

109

Average flight time, total distance 257 miles

1h 12min

Most popular airline last month

American Airlines

Chicago O'Hare International

1 airport

Frequently asked questions

There's one airport in Chicago O'Hare International: Chicago O'Hare International.
The best price found on Skyscanner for a flight from St Louis to Chicago O'Hare International is $141. This was found by aggregating across different carriers and is the cheapest price for the whole month.
1h 12min is the average flight time from St Louis to Chicago O'Hare International.
There are 10 airlines who fly non-stop from St Louis to Chicago O'Hare International.
There are 109 flights per week flying from St Louis to Chicago O'Hare International, as of November.

Compare flights from St Louis to Chicago and find the cheapest flights with Skyscanner

Skyscanner is a fast and simple travel search engine that helps you to find cheap flights and great prices on flights from St Louis to Chicago. We compare hundreds of flights from all major airlines and travel agents, finding you the best deal on cheap plane tickets to Chicago from St Louis.

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When is the best time to book from St Louis to Chicago?

Useful information before booking your travel from St Louis to Chicago

Check the travel information panel above to get exact information about:

  • Distance from St Louis to Chicago O'Hare International
  • Flight time from St Louis to Chicago O'Hare International
  • Which airlines provide the cheapest tickets from St Louis to Chicago
  • Which airlines fly direct to Chicago from St Louis.

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Prices shown on this page are estimated lowest prices only. Found in the last 45 days.