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

Popular airlines from Chicago Midway Airport (MDW) to St. Louis Lambert Intl. Airport (STL)

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Frequently asked questions

How long does it take to fly from Midway Intl. Airport (MDW) to Lambert Field?
A direct flight with United Airlines takes roughly 1 hour. Book the 3:00PM flight from MDW and land at Lambert-St. Louis Intl. Airport (STL) at 4:00PM. Walk away with a great deal on this and many other routes when you book with Expedia.
Is it cheaper to buy a plane ticket from Midway Intl. Airport (MDW) to Lambert-St. Louis Intl. Airport (STL) last minute?
Being a spontaneous soul is a fantastic way to explore the world, but it isn't necessarily the smartest way to nab a bargain fare. Consider booking your Midway Airport to Lambert Field trip well in advance instead of waiting till the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. Leave your spontaneity for when you reach your destination!
What airports do you fly into for St. Louis from Chicago?
With Lambert-St. Louis Intl. Airport (STL), Spirit of St. Louis Airport (SUS) and St. Louis Downtown Airport (CPS) to choose from, getting from Chicago to St. Louis is easy. The city's major gateway, Lambert-St. Louis Intl. Airport (STL), is roughly 19 kilometers northwest of the downtown area. As well as ticket prices, consider factors like bus or train options from the airport and the distance to your hotel before making your choice. Get your St. Louis vacation off to a flying start by exploring Busch Stadium and Gateway Arch.
What are the most popular departure times for flights from Midway Airport to Lambert-St. Louis Intl. Airport (STL)?
For United Airlines flights jetting out from Midway Intl. Airport (MDW) to STL, the peak period is between 3:00 PM - 4:00 PM. If you want to avoid holdups, travel in the morning. This allows you to dodge air traffic that builds up in the afternoon and evening.
Can I change the date of my flight from Chicago Airport to Lambert Field?
Easily make changes to your Midway Airport to STL ticket via the Expedia Trips portal. But before you make any adjustments, review the rules in your itinerary to see what the carrier will let you do and if change fees apply. Some carriers charge a change fee per person, on top of any difference in fares. But if you booked in the last 24 hours, you may be able to cancel for free and organize new flights. You can also browse our Customer Service portal for more info and to connect with our Virtual Agent.

Travel information

Origin airport
Midway Intl.
Destination airport
Lambert-St. Louis Intl.
Distance
402 km
Average flight time
1 hour 16 mins

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Chicago to St. Louis Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from Chicago to St. Louis offer the perfect respite. Not only does exploring St. Louis provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from Chicago to St. Louis may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from to today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of St. Louis are only a plane trip away. Book your travel arrangements with us today!

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Chicago to St. Louis Flights