Cheap flights from St. Louis to Chattanooga from $142

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 Chattanooga and Las Vegas, Tampa, Bloomington, Myrtle Beach, Madison, Missoula, Sarasota, Long Beach, Tallahassee, Appleton, Allentown, Fort Wayne, Boise, El Paso, San Francisco, San Jose, Asheville, Syracuse, New York, Nashville.

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

The main airport in Chattanooga is Chattanooga Metropolitan. It is also served by Hartsfield–Jackson Atlanta International, Nashville International, McGhee Tyson, Huntsville International, Chattanooga Metropolitan, Birmingham-Shuttlesworth International, Northwest Alabama Regional.

Currently, you can fly between St. Louis and Chattanooga with United Airlines, Frontier Airlines, Allegiant Air, WestJet, Alaska Airlines.

If you don’t have specific dates for your trip between St. Louis and Chattanooga, 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 Chattanooga, 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, Columbia Regional, Evansville Regional, MidAmerica St. Louis, Central Illinois Regional, General Wayne A. Downing Peoria International, Waynesville-St. Robert Regional, Abraham Lincoln Capital, Quincy Regional, Cape Girardeau Regional

There are a number of airports in and around Chattanooga. The main one is Chattanooga Metropolitan and other nearby airports include Hartsfield–Jackson Atlanta International, Nashville International, McGhee Tyson, Huntsville International, Chattanooga Metropolitan, Birmingham-Shuttlesworth International, Northwest Alabama Regional.