Cheap Flights from Chicago Midway to St Louis

Travellers and cabin class

Compare Chicago Midway to St Louis flight deals

Find the cheapest month or even day of the year to fly to St Louis

Book the best St Louis fare with no extra fees

Flight deals from Chicago Midway to St Louis

Looking for a cheap last-minute deal or the best return flight from Chicago Midway to St Louis? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Chicago Midway to St Louis

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Chicago Midway to St Louis flights are currently cheapest in June.

Direct flights from Chicago Midway to St Louis

Chicago Midway to St Louis: Alternative routes

Compare routes from Chicago Midway to St Louis below. You may find an airport to fly into that's cheaper, faster, or easier than St Louis.

Chicago to St Louis: Flight information

The things to know before you go.
Cheapest flight foundRs25,366
Cheapest month to flyJune
Average flight time1 hr, 13 mins
Most popular airlineSouthwest Airlines
Average flights per week36

Finding cheap flights from Chicago Midway to St Louis: Frequently asked questions

The best price we found for a return flight from Chicago Midway to St Louis is Rs50,746. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 13 minutes is the average flight time from Chicago Midway to St Louis.
Southwest Airlines flies direct from Chicago Midway to St Louis.
As of May 2025, there are 36 flights per week flying from Chicago Midway to St Louis.
The cheapest month to fly from Chicago Midway to St Louis is usually May 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Chicago Midway Airport to St Louis Airport on Friday, 12 September 2025.
Yes – the average flight time is 1 hour and 13 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to St Louis but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to St Louis is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines and Southwest Airlines offer the cheapest flight tickets to St Louis.

Flying from Chicago Midway International Airport (MDW) to Lambert-St. Louis International Airport (STL): what you need to know

  • Book a direct flight from Chicago Midway International Airport to Lambert-St. Louis International Airport and you'll be in the air for an average of 1 hour 10 minutes.

  • St Louis's timezone is UTC-5, which is the same as Chicago.

  • Flights from MDW to STL start at 05:30 — the earliest with Southwest Airlines. The latest departure is at 22:55 with Southwest Airlines. In total, you can choose from 55 weekly Chicago Midway International Airport to Lambert-St. Louis International Airport flights.

  • Leave enough time to catch your MDW to STL flight. Generally, it's best to arrive at least two hours before international departures and an hour ahead for domestic flights.

  • Flying during a peak month such as July? Public holidays and other high seasons can mean longer lines at airport checkpoints. Be extra cautious and get there up to four hours before international flights and two hours before domestic departures.

  • Travelling to St Louis (and then discovering more of United States!) is a cinch with Southwest Airlines. This popular carrier offers direct flights from Chicago Midway International Airport to Lambert-St. Louis International Airport.

  • Southwest Airlines is the most frequently booked airline on this route.

  • Southwest Airlines is the most punctual carrier that offers MDW to STL flights. A reliable 81.4% of its services on this route arrive as planned.

  • Consider adding a stopover when booking your ticket from Chicago Midway International Airport to Lambert-St. Louis International Airport. Just uncheck 'Direct flights only' to break up your trip, or perhaps explore a new destination along the way. Here's where you can stop between MDW and STL:

    • Nashville International Airport

    • Detroit Metropolitan Wayne County Airport

    • Kansas City International Airport

How to find the cheapest flights from Chicago Midway International Airport (MDW) to Lambert-St. Louis International Airport (STL)

  • Currently, Rs25,366 is the lowest price we've found for a one-way Chicago Midway International Airport to Lambert-St. Louis International Airport flight. The best price for a return plane ticket is Rs50,746. Bear in mind that fares could change due to demand when booking.

  • To pick up cheap tickets from MDW to STL, reserve your trip six months before your departure.

  • The cheapest month for flights from Chicago Midway International Airport to Lambert-St. Louis International Airport is May. Use the 'Whole month' tool to find the lowest prices if you have flexible dates.

  • Never miss a deal on cheap flights from MDW to STL by setting up a Price Alert. You'll receive an email or notification through the app when a lower fare pops up.

  • Tailor your flights with filters. Choose your ideal arrival and departure times, airlines and total journey duration. You can also sort your results by 'Fastest,' 'Best' or 'Cheapest' flights from Chicago Midway International Airport to Lambert-St. Louis International Airport.

Handy information about Chicago Midway International Airport (MDW)

  • You'll find MDW at 5700 South Cicero.

  • Of the flights that depart from Chicago Midway International Airport, 77.88% land on time at their destination.

  • To get to Chicago Midway International Airport from central Chicago, it'll take about 20 minutes if you're travelling by car. This depends on traffic, however. It's approximately 19 kilometres from the airport to the city centre.

  • Taking public transport? Expect a journey time of around 45 minutes.

  • Get your holiday off to a hassle-free start by staying near MDW. Whether you're catching an early flight from Chicago Midway International Airport to Lambert-St. Louis International Airport or just don't like being rushed, these hotels are ideal:

Arriving at Lambert-St. Louis International Airport (STL)

Getting from Lambert-St. Louis International Airport (STL) to central St Louis

  • The street address for STL is 10701 Lambert International Blvd..

  • Lambert-St. Louis International Airport is approximately 26 kilometres from the centre of St Louis. The drive time takes about 20 minutes.

  • When travelling by public transport, expect a journey time of about 35 minutes.

When to fly to Lambert-St. Louis International Airport (STL)

  • It's time to plan your travel dates for your flight from Chicago Midway International Airport to Lambert-St. Louis International Airport. July is the most popular month to head to St Louis. If you like a quieter vibe, go in April.

  • The warmest month in St Louis is July, with the temperature ranging between 17ºC and 33ºC. Lock in your flights from Chicago Midway International Airport to Lambert-St. Louis International Airport in this month if this is the type of weather you enjoy.

  • If you like travelling in cooler conditions, look for a cheap ticket from MDW to STL in January. Temperatures average between -8ºC and 7ºC then.

Explore more of United States

  • St Louis is easy to fall in love with, but there are so many other corners of United States just waiting to be explored. About 418 kilometres north-east of St Louis, a visit to Chicago will keep you on the go. Check out popular attractions like Millennium Park, Art Institute of Chicago and LandShark Beer Garden at Navy Pier.

  • Around 370 kilometres east of St Louis, Indianapolis is another essential stop in United States. Start your sightseeing at The Children's Museum of Indianapolis, Indianapolis Museum of Art and Indianapolis Zoo.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.