Cheap Flights from St. Louis (STL) to Chicago (MDW) from HK$663~

View HK$663 flight on Sun, 31 May 2026Opens in a new window

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

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 35% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

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

Prices were available within the past 7 days and start at HK$663 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much is a flight from St. Louis Lambert International Airport to Midway Airport?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price available for a round-trip flight between St. Louis Lambert International Airport and MDW was . Great fares don't stick around for long, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from St. Louis Lambert International Airport to Midway Airport?
We get that things crop up unexpectedly, so we've made it as simple as possible for you to cancel your flight online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from St. Louis Lambert International Airport to Midway Airport 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 Lambert Field to MDW flights, you'll see a "no change fees" filter for you to select.
How far is the flight from STL to Chicago Airport?
Forget about a movie marathon on this flight — it's only 410 kilometers from St. Louis to Chicago. Find your way to your seat, get comfortable and you'll be touching down in no time.
Which airlines fly direct from Lambert-St. Louis Intl. Airport (STL) to MDW?
Southwest Airlines (WN) will fly you from Lambert-St. Louis Intl. Airport (STL) to Midway Intl. Airport (MDW) comfortably and reliably. You can choose from 208 flights every month along this route.
Are Lambert-St. Louis Intl. Airport (STL) to Midway Intl. Airport (MDW) flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can sometimes find a bargain, with some super cheap airfares from Lambert-St. Louis Intl. Airport (STL) to MDW surfacing a few weeks before the departure date. If you'd rather plan ahead, Expedia compares and updates all the best flight deals regularly — as early as a year in advance in some cases. It depends on the carrier though, as not all airlines quote prices that far in advance.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Midway Intl.
Distance
402 km
Average flight time
1 hour 43 mins
*Available to Expedia members.