Cheap flights from Sydney to Ontario from $643

Travelers frequently search for route combinations, such as Sydney and Honolulu, Los Angeles, New York, Boston, Melbourne, San Francisco, Seattle, Cairns, Minneapolis, Orlando, San Diego, Las Vegas, Gold Coast, Denpasar, Brisbane, Hobart, Queenstown, Auckland, Bangkok, Anchorage.

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.

Sydney is mainly served by Sydney. But there are other airports nearby, including Rose Bay Seaplane Base, Sydney Bankstown Airport.

The main airport in Sydney is Sydney. It is also served by Canberra, Newcastle, Illawarra Regional, Orange.

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 Sydney and Ontario with Frontier Airlines, Alaska Airlines, Qantas, United Airlines, Hawaiian Airlines.

If you don’t have specific dates for your trip between Sydney 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 Sydney 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 Sydney. The main one is Sydney and other nearby airports include Canberra, Newcastle, Illawarra Regional, Orange