Title: Cheap Flights from St. Louis to Milwaukee (STL to MKE) - Expedia.co.uk ![](https://images.trvl-media.com/place/602647/a57f3a95-59ba-4a23-bf5c-5feb4b438da4.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/602647/a57f3a95-59ba-4a23-bf5c-5feb4b438da4.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from St. Louis (STL) to Milwaukee (MKE) - [Return](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Lambert-St. Louis International Airport (STL) to General Mitchell Intl. Airport (MKE) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:stl,to:mke,departure:13/11/2025TANYT&leg2=from:mke,to:stl,departure:20/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.co.uk/Flights-Search?leg1=from:stl,to:mke,departure:13/11/2025TANYT&leg2=from:mke,to:stl,departure:20/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.co.uk/Flights-Search?leg1=from:stl,to:mke,departure:13/11/2025TANYT&leg2=from:mke,to:stl,departure:20/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![Southwest Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:stl,to:mke,departure:13/11/2025TANYT&leg2=from:mke,to:stl,departure:20/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) - ![Frontier Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_F9.svg) Frontier Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:stl,to:mke,departure:13/11/2025TANYT&leg2=from:mke,to:stl,departure:20/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F9"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 25% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.co.uk/login) ## Find the cheapest month to fly from St. Louis (STL) to Milwaukee (MKE) ### August is typically the cheapest month to fly From £102 - £372 per traveller. Flight from St. Louis to Milwaukee route information | Origin airport | Lambert-St. Louis Intl. | | --- | --- | | Destination airport | General Mitchell Intl. | | Distance | 508 km | | Average flight time | 1 hour 15 mins | ## Compare flights from St. Louis to Milwaukee easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from St. Louis to Milwaukee. Operating between them flights per day, airlines cover the route. And fly direct, getting you to General Mitchell Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Lambert-St. Louis Intl. to General Mitchell Intl..   To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.  Grab a great deal on your flight from Lambert-St. Louis Intl. (STL) to General Mitchell Intl. (MKE) The easiest way to view the best deals on flights from St. Louis to Milwaukee today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Lambert-St. Louis Intl. to General Mitchell Intl. start at just and range up to .   To find an even better deal, try   - being flexible on your dates – midweek flights can be cheaper - looking for other airports near St. Louis and Milwaukee - booking your flight during , the cheapest month on this route - varying your flight times – early morning and late at night are sometimes cheaper  Why you should book your St. Louis to Milwaukee flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Lambert-St. Louis Intl. to General Mitchell Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.   Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.   ## Frequently asked questions ### How much is a flight from Lambert Field to General Mitchell Intl. Airport (MKE)? > Based on fares offered within the last 7 days on Expedia for flights departing within the next year, round-trip flights from STL to Mitchell Intl. Airport start from . Make your booking ASAP to secure the best price for your trip. 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 Mitchell Intl. Airport? > Most flights can be cancelled online, but each airline has its own set of terms and conditions. If you do decide to cancel your flight, check out our [Customer Service Portal](https://www.expedia.co.uk/service/?langid=1033) and follow the instructions. ### How do I find cheap flights from Lambert Field to MKE 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 General Mitchell Intl. Airport (MKE) flights, you'll see a "no change fees" filter for you to select. ### How far is the flight from Lambert Field to MKE? > It's just 510 kilometres between St. Louis and Milwaukee. Chances are you'll spend more time getting to and from the airport than actually flying! ### Which airlines fly direct from St. Louis Lambert International Airport to General Mitchell Intl. Airport (MKE)? > If you're eager to fly straight from Lambert Field to Mitchell Intl. Airport, Southwest Airlines (WN) is a top option. It operates 56 flights every month between St. Louis and Milwaukee. ### Are St. Louis Lambert International Airport to Mitchell Intl. Airport flight tickets cheaper when they're purchased at the last minute? > Late planners can sometimes pick up a bargain, with some super cheap fares from Lambert-St. Louis Intl. Airport (STL) to Mitchell Intl. Airport popping up a few weeks before the departure date. If you'd rather book ahead, Expedia compares and updates the best flight deals frequently — as early as 12 months in advance in some cases. 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