Cheap flights from Ontario to Pittsburgh from £128

Travelers frequently search for route combinations, such as Ontario and Guadalajara, London, Dallas, Seattle, Las Vegas, San Francisco, Mexico City, Houston, Sacramento, Denver, Honolulu, New York, Portland, Chicago, Washington, D.C., Toronto, Orlando, Cancún, Veracruz, Manila.

Travelers frequently search for route combinations, such as Pittsburgh and London, Birmingham, Edinburgh, New York, Orlando, Tampa, Los Angeles, Houston, Raleigh, Atlanta, New Orleans, Fort Lauderdale, Phoenix, Boston, Hartford, Fort Myers, Destin, Warsaw, Nashville, Mexico City.

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

The main airport in Pittsburgh is Pittsburgh International. It is also served by Cleveland Hopkins International, Akron–Canton, Erie International, DuBois Regional, Altoona–Blair County, Mid-Ohio Valley Regional, North Central West Virginia, Hagerstown Regional, University Park, Morgantown Municipal.

Currently, you can fly between Ontario and Pittsburgh with Frontier Airlines, JetBlue Airways, United Airlines, Alaska Airlines, Allegiant Air.

If you don’t have specific dates for your trip between Ontario and Pittsburgh, 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 Pittsburgh, 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, Ontario International, John Wayne, Hollywood Burbank, Palm Springs International, Long Beach, Santa Barbara Municipal, Imperial County, McClellan–Palomar

There are a number of airports in and around Pittsburgh. The main one is Pittsburgh International and other nearby airports include Cleveland Hopkins International, Akron–Canton, Erie International, DuBois Regional, Altoona–Blair County, Mid-Ohio Valley Regional, North Central West Virginia, Hagerstown Regional, University Park, Morgantown Municipal.