Flights from Denver, CO to Knoxville, TN

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Best Deals on Flights From Denver, CO (DEN) to Knoxville, TN (TYS)

*Prices found by others in the previous 48 hours for round-trip flights. Prices shown may also require membership in our travel club, Discount Den.

Flights Deals from Denver, CO to Knoxville, TN on Frontier

$
Flights Deals from Denver, CO to Knoxville, TN on Frontier
From
To
Denver, CO (DEN)Knoxville, TN (TYS)One-way
/
Departing Dec 7, 2025

From

$44

Last seen: 22 mins ago

*Prices found by others in the previous 48 hours for one-way flights. Prices shown may also require membership in our travel club, Discount Den®.

Denver, CO Knoxville, TN

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