Cheap flights from Knoxville to Boise from $173

Travelers frequently search for route combinations, such as Knoxville and Fort Lauderdale, Houston, Orlando, Tampa, Phoenix, Denver, Buenos Aires, Mexico City, Boston, Berlin, Belleville, Toronto, Ahmedabad, Destin, Seoul, Bucharest, Casablanca, Tehran, Reykjavik, Chicago.

Travelers frequently search for route combinations, such as Boise and Santa Ana, Las Vegas, Guadalajara, San Diego, Mexico City, Chicago, Phoenix, Houston, Spokane, Denver, Portland, Seattle, Sacramento, London, Manila, Honolulu, Rome, Los Angeles, León, Sydney.

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

The main airport in Boise is Boise. It is also served by Boise, Magic Valley Regional, Friedman Memorial.

Currently, you can fly between Knoxville and Boise with United Airlines, Alaska Airlines, Frontier Airlines, AeroMexico.

If you don’t have specific dates for your trip between Knoxville and Boise, 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 Knoxville and Boise, 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 Knoxville. The main one is McGhee Tyson and other nearby airports include Nashville International, McGhee Tyson, Greenville–Spartanburg International, Asheville Regional, Chattanooga Metropolitan, Blue Grass, Tri-Cities Regional

There are a number of airports in and around Boise. The main one is Boise and other nearby airports include Boise, Magic Valley Regional, Friedman Memorial.