How much is a flight from Saint Louis to Chicago O'Hare?

Prices vary based on date, airline, and availability. Compare several options if you're flying between Saint Louis and Chicago.

Pick a travel date to see today’s available fares.

Fares change often — checking several times throughout the week can make a big difference. Booking in advance often means access to lower prices for the Saint Louis - Chicago O'Hare route.

Is there more than one airport in Saint Louis or Chicago?

Even short-haul routes can benefit from considering secondary airports. It may open up more flight times or cheaper fares.

• Airports in Saint Louis: Only Saint Louis - Lambert is currently operational.
• Airports in Chicago: Chicago has 3 airports - Midway, O'Hare, Rockford.

Airports with more daily flights offer more flexibility if plans change or delays occur. If you’re flexible, consider airports near Chicago as well.

Find the best flight from Saint Louis to Chicago O'Hare

With Jetcost, you can filter results by flight time, airline, price range, and layovers. Choose direct or connecting flights, round-trip or one-way, and compare offers from the best airlines and travel agencies.

Other popular destinations

Searching for flights to United States? Travelers also looked at: Boston, Los Angeles, Miami, New York City, Orlando.

Use filters to exclude options that don’t match your budget or travel preferences and personalize your search for Saint Louis – Chicago O'Hare flights.