Cheap flights from Duluth to Ontario from $420

Travelers frequently search for route combinations, such as Duluth and Tehran, Lviv, Stockholm, Malta, Kahului, Venice, San Diego, Melbourne, Fresno, Boise, Santiago de Chile, Reykjavik, Baku, Atlanta, Fort Lauderdale, Helsinki, Richmond, Kabul, Punta Gorda, Caracas.

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.

The main airport in Duluth is Duluth International. It is also served by Minneapolis–Saint Paul International, St. Cloud Regional, Duluth International, Gogebic–Iron County, Range Regional, Brainerd Lakes Regional, Bemidji Regional, Chippewa Valley Regional, Falls International, Fort Frances 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, Imperial County.

Currently, you can fly between Duluth and Ontario with United Airlines.

If you don’t have specific dates for your trip between Duluth 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 Duluth 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 Duluth. The main one is Duluth International and other nearby airports include Minneapolis–Saint Paul International, St. Cloud Regional, Duluth International, Gogebic–Iron County, Range Regional, Brainerd Lakes Regional, Bemidji Regional, Chippewa Valley Regional, Falls International, Fort Frances Municipal

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, McClellan–Palomar, Imperial County.