Cheap flights from Pittsburgh to Ontario from $337

Travelers frequently search for route combinations, such as Pittsburgh and New York, Orlando, Fort Lauderdale, New Orleans, Los Angeles, Fort Myers, Providence, Denver, Jacksonville, Charleston, Tampa, Tel Aviv, Dallas, Hartford, Bogotá, Atlanta, Nashville, Las Vegas, London, Sarasota.

Travelers frequently search for route combinations, such as Ontario and San Francisco, Las Vegas, Dallas, Guadalajara, Seattle, Sacramento, Houston, Portland, Denver, Atlanta, Chicago, New York, Los Angeles, Mexico City, Washington, D.C., Rome, Orlando, St. Louis, Columbus, Fargo.

Pittsburgh is mainly served by Pittsburgh International. But there are other airports nearby, including Allegheny County Airport.

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

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

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

If you don’t have specific dates for your trip between Pittsburgh and Ontario, 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 Pittsburgh and Ontario, 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 Pittsburgh. The main one is Pittsburgh International and other nearby airports include Akron–Canton, Cleveland Hopkins International, North Central West Virginia, Hagerstown Regional, Erie International, University Park, Bradford Regional, Altoona–Blair County, Johnstown–Cambria County, Morgantown Municipal