Cheap flights from Ontario to Harlingen from £155

Travelers frequently search for route combinations, such as Ontario and Guadalajara, Las Vegas, Dallas, San Francisco, Denver, Portland, Phoenix, Seattle, Salt Lake City, Sacramento, Atlanta, Minneapolis, Chicago, Toronto, Austin, New York, Indianapolis, Detroit, Houston, Oklahoma City.

Travelers frequently search for route combinations, such as Harlingen and Chicago, Minneapolis, Mexico City, Foz do Iguaçu, Salt Lake City, London, Trenton, Kannur, Nadi, Banjul, Las Vegas, León, Santiago de Chile, Islip, Bhubaneswar, Tampa, Brussels, Anchorage, Veracruz, Vitória, Espírito Santo.

The main airport in Ontario is Ontario International. It is also served by Tijuana International, San Diego International, John Wayne, Ontario International, Palm Springs International, Hollywood Burbank, Long Beach, Santa Barbara Municipal, McClellan–Palomar, Meadows Field.

The main airport in Harlingen is Valley International. It is also served by General Lucio Blanco International, McAllen Miller International, Nuevo Laredo International, Brownsville/South Padre Island International, Matamoros International, Valley International, Laredo International, Corpus Christi International.

Currently, you can fly between Ontario and Harlingen with United Airlines.

If you don’t have specific dates for your trip between Ontario and Harlingen, 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 Ontario and Harlingen, 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 Ontario. The main one is Ontario International and other nearby airports include Tijuana International, San Diego International, John Wayne, Ontario International, Palm Springs International, Hollywood Burbank, Long Beach, Santa Barbara Municipal, McClellan–Palomar, Meadows Field

There are a number of airports in and around Harlingen. The main one is Valley International and other nearby airports include General Lucio Blanco International, McAllen Miller International, Nuevo Laredo International, Brownsville/South Padre Island International, Matamoros International, Valley International, Laredo International, Corpus Christi International.