Cheap flights from Ontario to Porto from $481

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

Travelers frequently search for route combinations, such as Porto and New York, Los Angeles, San Francisco, Washington, D.C., Miami, Chicago, Orlando, Madrid, Boston, Minneapolis, Dallas, London, Paris, Portland, Kansas City, Seattle, San Diego, Salt Lake City, Charlotte, San Antonio.

The main airport in Ontario is Ontario International. It is also served by Los Angeles International, Tijuana International, San Diego International, John Wayne, Ontario International, Palm Springs International, Hollywood Burbank, Long Beach, Santa Barbara Municipal, Imperial County.

The main airport in Porto is Porto. It is also served by Porto, Santiago de Compostela, Vigo–Peinador, A Coruña.

Currently, you can fly between Ontario and Porto with Frontier Airlines, Ryanair, TAP Portugal, JetBlue Airways, Hawaiian Airlines.

If you don’t have specific dates for your trip between Ontario and Porto, 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 Porto, 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 Los Angeles International, Tijuana International, San Diego International, John Wayne, Ontario International, Palm Springs International, Hollywood Burbank, Long Beach, Santa Barbara Municipal, Imperial County

There are a number of airports in and around Porto. The main one is Porto and other nearby airports include Porto, Santiago de Compostela, Vigo–Peinador, A Coruña.