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Cheap flights from St. Louis to Chicago

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How to get the cheapest flight ticket from St. Louis to Chicago

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly from St. Louis to Chicago?

May. The cheapest time of year to fly to Chicago from St. Louis is May. The most expensive is July.

How far in advance should you book St. Louis to Chicago flights?

40 days before. The cheapest time to buy a flight from St. Louis to Chicago is approximately 40 days to departure

How many flights depart from St. Louis to Chicago on average per day?

As of June 2024, 53 flights take off from St. Louis and land in Chicago each day. The most common flight departure time for this route is 12:00, with 46% of daily flights taking off in the afternoon.

How many flights depart from St. Louis to Chicago on average per week?

The number of flights available between St. Louis and Chicago is 371 per week as of June 2024. The most frequent departure day is Monday, with 16% of weekly flights leaving on this day.

Cheap St. Louis to Chicago (STL to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Chicago

Direct flights

None
There are no direct flights from St. Louis to Chicago. There are no popular flight routes from St. Louis to Chicago.

  • How far is Lambert-St Louis to Chicago by plane?

    There are 421,6 km between Lambert-St Louis and Chicago.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Chicago?

    Prices for flights from Lambert-St Louis Airport to Chicago are updated daily.

  • How old do you have to be to fly from Lambert-St Louis Airport to Chicago?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The necessary travel and health documents for your Chicago trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.


Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Chicago?

It is quick and easy to find St. Louis to Chicago flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Chicago that suits you.

Can I find flights from St. Louis to Chicago with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for St. Louis to Chicago flights to just show those with flexible booking policies.

How can momondo help me find flights from St. Louis to Chicago?

momondo provides multiple filters to help you find the best flight to Chicago from St. Louis. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from St. Louis to Chicago right now. Can momondo alert me if prices change?

Yes. momondo can track prices for St. Louis to Chicago flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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Find better results for your trip to the United States

Fly into one of these airports located in Chicago
Airports listed have a maximum distance of 25.6 km from Chicago