One of the essential ways to save on airfare from Idaho Falls to Knoxville is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 39% on airfare.
Users have found that flying from Idaho Falls to Knoxville on a Sunday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.
||$287||$495||No cancel fee||71%|
||$340||$779||No cancel fee||69%|
||$471||$1,304||No cancel fee||N/A|