Cheap flights from Idaho Falls to San Antonio from $125

Travelers frequently search for route combinations, such as Idaho Falls and Phoenix, Santa Ana, Las Vegas, Portland, Los Angeles, Guadalajara, Berlin, Detroit, New Orleans, Shanghai, Birmingham, Miami, Colorado Springs, Addis Ababa, Odessa, Burbank, Salt Lake City, San José, New York, Manila.

Travelers frequently search for route combinations, such as San Antonio and Mexico City, Orlando, Los Angeles, Las Vegas, Guadalajara, Denver, Monterrey, Cancún, Washington, D.C., Bangkok, Puerto Vallarta, Dallas, Mérida, Paris, Tampa, Manila, Toronto, Lima, La Paz, Santiago de Querétaro.

The main airport in Idaho Falls is Idaho Falls Regional. It is also served by Idaho Falls Regional, Jackson Hole, Friedman Memorial, Yellowstone, Magic Valley Regional, Pocatello Regional.

The main airport in San Antonio is San Antonio International. It is also served by Austin–Bergstrom International, San Antonio International, Nuevo Laredo International, Laredo International, Killeen–Fort Hood Regional, Victoria Regional, Corpus Christi International, Piedras Negras International, Easterwood.

Currently, you can fly between Idaho Falls and San Antonio with United Airlines, Hawaiian Airlines, Alaska Airlines, Volaris, Allegiant Air.

If you don’t have specific dates for your trip between Idaho Falls and San Antonio, 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 Idaho Falls and San Antonio, 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 Idaho Falls. The main one is Idaho Falls Regional and other nearby airports include Idaho Falls Regional, Jackson Hole, Friedman Memorial, Yellowstone, Magic Valley Regional, Pocatello Regional

There are a number of airports in and around San Antonio. The main one is San Antonio International and other nearby airports include Austin–Bergstrom International, San Antonio International, Nuevo Laredo International, Laredo International, Killeen–Fort Hood Regional, Victoria Regional, Corpus Christi International, Piedras Negras International, Easterwood.