Cheap flights from St. Louis to San Juan from £120

Travelers frequently search for route combinations, such as St. Louis and London, Orlando, Las Vegas, Los Angeles, Fort Lauderdale, Cancún, Denver, Reno, San Francisco, Seattle, Washington, D.C., Calgary, Amsterdam, Minneapolis, Houston, New York, Guadalajara, Boston, Norfolk, San Diego.

Travelers frequently search for route combinations, such as San Juan and Orlando, London, Miami, Philadelphia, Atlanta, Tampa, Charlotte, Washington, D.C., New York, Manchester, Minneapolis, Tortola, Chicago, Medellín, Cleveland, Raleigh, Saint Thomas, Fort Lauderdale, Saint Croix, Toronto.

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

The main airport in San Juan is Luis Muñoz Marín International. It is also served by José Aponte de la Torre, Aguadilla Rafael Hernandez, Mercedita, Eugenio María de Hostos.

Currently, you can fly between St. Louis and San Juan with United Airlines.

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

There are a number of airports in and around San Juan. The main one is Luis Muñoz Marín International and other nearby airports include José Aponte de la Torre, Aguadilla Rafael Hernandez, Mercedita, Eugenio María de Hostos.