Cheap flights from Buenos Aires to Ontario from £398

Travelers frequently search for route combinations, such as Buenos Aires and Puerto Iguazú, El Calafate, Ushuaia, Bariloche, Mendoza, London, Rio de Janeiro, Santiago de Chile, Salta, Córdoba, Asunción, Lima, Florianópolis, São Paulo, Bogotá, Edinburgh, Madrid, San Miguel de Tucumán, Mar del Plata, Mexico City.

Travelers frequently search for route combinations, such as Ontario and London, San Francisco, Guadalajara, Las Vegas, Seattle, Dallas, Houston, Sacramento, Portland, Denver, Atlanta, Chicago, Los Angeles, New York, Toronto, Calgary, Vancouver, Mexico City, Edmonton, Washington, D.C..

Buenos Aires is mainly served by Aeroparque Jorge Newbery. But there are other airports nearby, including Ministro Pistarini International, El Palomar.

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, Imperial County, McClellan–Palomar.

Currently, you can fly between Buenos Aires and Ontario with Frontier Airlines, Avianca, Spirit Airlines, Copa Airlines, United Airlines.

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

This depends on the airline’s flight schedule. You can easily select your preferred departure time when you search on our website or mobile app. Choose the time of day you wish to depart from Buenos Aires, such as morning, afternoon, evening, or night, or select the exact hours for departure.