Cheap flights from St. Louis to Cincinnati from $188

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 Cincinnati and London, New York, Fort Lauderdale, Los Angeles, Phoenix, Orlando, Denver, Charleston, San José, Dallas, Boston, Cancún, Las Vegas, Miami, Medellín, Seattle, Houston, Mexico City, San Francisco, Guatemala City.

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

The main airport in Cincinnati is Cincinnati/Northern Kentucky International. It is also served by Indianapolis International, John Glenn Columbus International, Louisville International, Blue Grass, Rickenbacker International, Fort Wayne International, Dayton International, Tri-State.

Currently, you can fly between St. Louis and Cincinnati with United Airlines, Frontier Airlines, Allegiant Air, JetBlue Airways.

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

There are a number of airports in and around Cincinnati. The main one is Cincinnati/Northern Kentucky International and other nearby airports include Indianapolis International, John Glenn Columbus International, Louisville International, Blue Grass, Rickenbacker International, Fort Wayne International, Dayton International, Tri-State.