Cheap flights from Duluth to Knoxville from $323

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 Knoxville and Fort Lauderdale, Houston, Tampa, Orlando, New York, Austin, Denver, Boston, South Bend, Punta Gorda, Phoenix, Belleville, Las Vegas, Chicago, Jacksonville, Barcelona, Anchorage, London, Washington, D.C., Guatemala City.

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

The main airport in Knoxville is McGhee Tyson. It is also served by Nashville International, Asheville Regional, McGhee Tyson, Greenville–Spartanburg International, Blue Grass, Chattanooga Metropolitan, Tri-Cities Regional.

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

If you don’t have specific dates for your trip between Duluth and Knoxville, 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 Knoxville, 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, Gogebic–Iron County, St. Cloud Regional, Duluth International, Chippewa Valley Regional, Range Regional, Brainerd Lakes Regional, Bemidji Regional, Falls International

There are a number of airports in and around Knoxville. The main one is McGhee Tyson and other nearby airports include Nashville International, Asheville Regional, McGhee Tyson, Greenville–Spartanburg International, Blue Grass, Chattanooga Metropolitan, Tri-Cities Regional.