Cheap flights from St. Louis to Milwaukee from $131

Travelers frequently search for route combinations, such as St. Louis and Las Vegas, Cancún, Orlando, Los Angeles, San Francisco, Denver, Mexico City, Tuxtla Gutiérrez, Toronto, Ottawa, Lima, Buenos Aires, Cali, Sydney, Warsaw, San José, Washington, D.C., Reykjavik, Fort Lauderdale, Melbourne.

Travelers frequently search for route combinations, such as Milwaukee and Orlando, Medford, Dallas, Fort Lauderdale, Denver, Mexico City, Phoenix, Vientiane, Los Angeles, San Diego, Tampa, Boise, Las Vegas, Chicago, Tokyo, Panama, Kailua, Myrtle Beach, Wilmington, Cincinnati.

The main airport in St. Louis is St. Louis Lambert International. It is also served by St. Louis Lambert International, General Wayne A. Downing Peoria International, Evansville Regional, Cape Girardeau Regional, Abraham Lincoln Capital, Waynesville-St. Robert Regional, Williamson County Regional, Central Illinois Regional, MidAmerica St. Louis, Quincy Regional.

The main airport in Milwaukee is General Mitchell International. It is also served by O Hare International, Chicago Midway International, Gerald R. Ford International, Appleton International, General Mitchell International, South Bend International, Chicago Rockford International, Dane County Regional, Muskegon County, Dubuque Regional.

Currently, you can fly between St. Louis and Milwaukee with United Airlines, Frontier Airlines, Spirit Airlines, Sun Country Airlines.

If you don’t have specific dates for your trip between St. Louis and Milwaukee, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.

Traveling between St. Louis and Milwaukee, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.

There are a number of airports in and around St. Louis. The main one is St. Louis Lambert International and other nearby airports include St. Louis Lambert International, General Wayne A. Downing Peoria International, Evansville Regional, Cape Girardeau Regional, Abraham Lincoln Capital, Waynesville-St. Robert Regional, Williamson County Regional, Central Illinois Regional, MidAmerica St. Louis, Quincy Regional

There are a number of airports in and around Milwaukee. The main one is General Mitchell International and other nearby airports include O Hare International, Chicago Midway International, Gerald R. Ford International, Appleton International, General Mitchell International, South Bend International, Chicago Rockford International, Dane County Regional, Muskegon County, Dubuque Regional.