195 € Cheap Flights from St Louis to Milwaukee General Mitchell

Compare St Louis to Milwaukee General Mitchell flight deals

Find the cheapest month or even day of the year to fly to Milwaukee General Mitchell

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Flight deals from St Louis Airport to Milwaukee General Mitchell Airport

Looking for a cheap last-minute deal or the best return flight from St Louis Airport to Milwaukee General Mitchell Airport? If you want to travel next month, return fares start from 230 €. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from St Louis to Milwaukee General Mitchell

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

Direct flights from St Louis to Milwaukee General Mitchell

St Louis to Milwaukee General Mitchell: Alternative routes

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

St Louis to Milwaukee: Flight information

The things to know before you go.
Cheapest flight found195 €
Cheapest month to flyMarch
Average flight time1 hr, 14 mins
Most popular airlineSouthwest Airlines
Average flights per week12

Finding cheap flights from St Louis to Milwaukee General Mitchell: Frequently asked questions

The best price we found for a return flight from St Louis to Milwaukee General Mitchell is 195 €. 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 14 minutes is the average flight time from St Louis to Milwaukee General Mitchell.
Southwest Airlines flies direct from St Louis to Milwaukee General Mitchell.
As of March 2026, there are 12 flights per week flying from St Louis to Milwaukee General Mitchell.
The cheapest month to fly from St Louis to Milwaukee General Mitchell is usually March.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from St Louis Airport to Milwaukee General Mitchell Airport on Friday, 20 March 2026.
Yes – the average flight time is 1 hour and 14 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 Milwaukee General Mitchell 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 Milwaukee is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines offers the cheapest flight tickets to Milwaukee General Mitchell.

Travelling from Lambert-St. Louis International Airport (STL) to General Mitchell International Airport (MKE): what you need to know

  • St Louis and Milwaukee share the UTC-5 timezone. This means you won't have to change your watch when you arrive.

  • Arrive at the airport on time so you don't miss your STL to MKE flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to prevent a last-minute sprint to your gate.

  • Travelling during a peak month like July? School holidays and other popular periods can result in longer lines and delays at airport checkpoints. Play it safe and get there up to four hours ahead of international flights and two hours before domestic departures.

  • Southwest Airlines is your gateway to discovering Milwaukee (and perhaps some other exciting corners of United States!). Browse the direct flights from Lambert-St. Louis International Airport to General Mitchell International Airport offered by this popular airline.

  • Southwest Airlines has the highest passenger demand on this route.

  • With a dependable 81.08% of services arriving as planned, Southwest Airlines is the most punctual carrier offering STL to MKE flights.

  • Think about adding a stopover when booking your ticket from Lambert-St. Louis International Airport to General Mitchell International Airport. Simply deselect 'Direct flights only' to break up your trip, or enjoy a detour to a new and interesting place. Here are some options between STL and MKE:

    • O'Hare International Airport

    • Detroit Metropolitan Wayne County Airport

    • Minneapolis-St. Paul International Airport

How to find the cheapest flights from Lambert-St. Louis International Airport (STL) to General Mitchell International Airport (MKE)

  • The cheapest price we've seen for a one-way Lambert-St. Louis International Airport to General Mitchell International Airport flight is 105 €. A return plane ticket is currently 195 €. Depending on the availability when you book, these fares could change.

  • Don't leave things to the last moment. You're more likely to find cheap tickets from STL to MKE if you book ahead. Airlines often offer some fantastic early bird rates.

  • The 'Whole month' search tool shows you the cheapest flights from Lambert-St. Louis International Airport to General Mitchell International Airport across the entire month. It's a great way to snap up a bargain if your dates aren't set in stone.

  • Stay on top of deals for cheap flights from STL to MKE by creating a Price Alert. You'll get an email or push notification on the app when fares go down.

  • Pick your ideal departure and arrival times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to see the best deals on flights from Lambert-St. Louis International Airport to General Mitchell International Airport.

Handy information about Lambert-St. Louis International Airport (STL)

Arriving at General Mitchell International Airport (MKE)

Getting from General Mitchell International Airport (MKE) to central Milwaukee

  • You'll find MKE at 5300 S. Howell Avenue.

  • General Mitchell International Airport to central Milwaukee has a drive time of about 15 minutes. It's approximately 14 kilometres away.

  • It takes around 40 minutes when travelling by public transport.

When to fly to General Mitchell International Airport (MKE)

  • July is the most popular month for flights from Lambert-St. Louis International Airport to General Mitchell International Airport. To steer clear of the crowds, head to Milwaukee in May.

  • When reserving your flight from Lambert-St. Louis International Airport to General Mitchell International Airport, consider the type of weather you like. July is the warmest month in Milwaukee, with temperatures ranging from 14ºC (57ºF) to 28ºC (82ºF).

  • Search for cheap tickets from STL to MKE in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between -14ºC (7ºF) and 1ºC (34ºF) on average.

Explore more of United States

  • Milwaukee has its own special appeal, but there are so many other parts of United States waiting to be explored. Around 129 kilometres south of Milwaukee, a visit to Chicago will keep you on the go. Start with popular sights like Millennium Park, Art Institute of Chicago and LandShark Beer Garden at Navy Pier.

  • If there's time to check out another side of United States, consider Indianapolis, roughly 386 kilometres south of Milwaukee. The Children's Museum of Indianapolis, Indianapolis Museum of Art and Indianapolis Zoo are among the biggest draws.

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