Cheap flights from Key West to Duluth from £509

Travelers frequently search for route combinations, such as Key West and Orlando, London, Tampa, Fort Lauderdale, Philadelphia, Boston, Atlanta, Dallas, Indianapolis, Raleigh, Minneapolis, Pereira, San Diego, Prague, Washington, D.C., Charlotte, Anchorage, Seattle, Coxen Hole, Toronto.

Travelers frequently search for route combinations, such as Duluth and Tokyo, Des Moines, Muscat, Fortaleza, Hyderabad, Foz do Iguaçu, Ontario, San Jose, Santiago de Chile, Baku, Munich, Tehran, Mumbai, Buenos Aires, London, San Diego, Frankfurt, Seattle, Santa Marta, Lucknow.

The main airport in Key West is Key West International. It is also served by Miami International, Key West International.

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

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

If you don’t have specific dates for your trip between Key West and Duluth, 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 Key West and Duluth, 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 Key West. The main one is Key West International and other nearby airports include Miami International, Key West International

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, Gogebic–Iron County, Duluth International, Range Regional, Brainerd Lakes Regional, Bemidji Regional, Chippewa Valley Regional, Falls International.