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Flights to Knoxville, TN
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Traveling to Knoxville, TN
Gateway to the Great Smoky Mountains
Known as the birthplace of Mountain Dew, you're going to need some of it if you want to see all Knoxville has to offer. With the vibrant music scene and the quickly growing food scene, this third-largest city of Tennessee is a gem no one should overlook.
Where Locals Go
Best Deals on Flights to Knoxville, TN
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Denver, CO (DEN)To
Knoxville, TN (TYS)Departing Dec 29, 2025
From
$20
Last seen: 6 hours ago
One-way
Discount Den Basic Fare
*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®.
Best Flight Deals to Knoxville, TN with Frontier
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From | To | |||
|---|---|---|---|---|
| Denver, CO (DEN) | Knoxville, TN (TYS) | One-way / Discount Den Basic Fare | Departing Dec 29, 2025 | From $20 Last seen: 6 hours 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®.
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