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Cheap Flights from St. Louis to Chicago $238.85

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Cheapest Flights from St. Louis to Chicago (STL to MDW)

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Interesting Facts About Flights from St. Louis to Chicago (STL to MDW)

Question : Is price more important than specific travel days for you?
Answer : Thursday is your cheapest day to fly in the month of May. Having flexibility in your travel plans means you can save more, so be sure to plan ahead when possible.

Question : If you’re booking STL to MDW, how many different choices of departure times do you have?
Answer : It does differ by the day of the week, but on average, you can expect seven different choices of flight times when you book. You’ll have more options on this route than most other routes departing the United States.

Question : Which airline can you expect delays with on this route?
Answer : 100% of Flexjet flights from Lambert-St. Louis International Airport (STL) to Chicago Midway International Airport (MDW) are delayed. If you’re on Flexjet, be sure to sign up for the delay notifications to stay up to date with your flight’s status.

Question : Is there a preferred airline for getting to Chicago Midway International Airport (MDW) on schedule?
Answer : The current leader is Delta Air Lines with a 100% on-time rate. Don't spend more time waiting in an airport than you have to and stick with Delta Air Lines on this route. Hopefully they keep that perfect record alive.

Question : How many days should you spend in Chicago?
Answer : The average time spent in Chicago by travelers from Saint Louis is four days.

Question : Interested in traveling in the next 30 days and want to get the lowest fare?
Answer : May 6th has seen bookings (as of Apr 24th) as cheap as $248. That comes in 19% below the average price for this route. Saving now means you'll have more cash in your pocket for the trip.

Question : How much should a trip from Saint Louis (STL) to Chicago (MDW) cost?
Answer : Flight prices change more than most routes in the United States for STL to MDW. They range from $248 to $597. Remember, you can save by booking further in advance.