Cheap Flights from Chicago (MDW) to St. Louis (STL) from HK$2,467~

View HK$2,467 flight on Fri, 23 Jan 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at HK$2,467 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Chicago (MDW) to St. Louis (STL)

September is typically the cheapest month to fly

From HK$599 - HK$3,583 per traveller.

Frequently asked questions

How much is a flight from Midway Airport to St. Louis Lambert International Airport?
The lowest price advertised for a round-trip journey from Midway Airport to STL is . But you better move fast. This price is taken from fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Midway Airport to Lambert-St. Louis Intl. Airport (STL)?
This can vary between air carriers, as each one has its own set of terms and conditions. Head to the Customer Service Portal, where you'll find instructions on how to cancel online.
How do I find cheap flights from Midway Intl. Airport (MDW) to Lambert-St. Louis Intl. Airport (STL) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Chicago Airport to Lambert Field flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Midway Intl. Airport (MDW) to STL?
With a flight distance of 410 kilometers, it's just a short hop from Midway Airport to Lambert Field. It might be a quick one, but it's still worth packing something to read.
Which airlines fly direct from Chicago Airport to Lambert Field?
A favorite with many frequent flyers, Southwest Airlines (WN) operates 208 monthly flights from Midway Intl. Airport (MDW) to Lambert-St. Louis Intl. Airport (STL). Pick the one that suits your travel plans and book your fare today.
Are Chicago Airport to Lambert Field flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can occasionally nab a bargain, with some super cheap airfares from Midway Intl. Airport (MDW) to St. Louis Lambert International Airport showing up a few weeks before the date of departure. If you'd rather book ahead of time, Expedia compares and updates all the best flight deals continually — as early as 12 months in advance in some cases. It does depend on the carrier though, as not every airline advertises prices so far in advance.

Travel information

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

Book with confidence

Flights from Chicago to St. Louis

Book cheap flights from Chicago (MDW) to St. Louis (STL) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Chicago (MDW) to St. Louis (STL) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Chicago (MDW) to St. Louis (STL) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your St. Louis flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in St. Louis and things to do in St. Louis for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to St. Louis more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to St. Louis is HK$2,467 now!

 

Flights from Chicago to St. Louis

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