Frontier AirlinesDepart18:00
Sat, Nov 14LAS → TYS
7h 14m · 2 stops
$226one way, per person
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- Cheapest fare
- $226
- Cheapest month
- November
- Direct flights
- Not recently
- Quickest trip
- 7h 14m
Frontier Airlines · Sat, Nov 14
from $226
Usually 1+ stop
2,790 km
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Cheapest month to fly from Las Vegas to Knoxville
Lowest one-way fare per person in each month. Choose a month to see every date.
Cheapest dates in November 2026
The lowest fares we've seen for each day, cheapest first.
Frontier AirlinesPlan the rest of your trip to Knoxville
Where to stay, what to do and getting around, from our travel partners.
About flights from Las Vegas to Knoxville
Las Vegas (LAS) and Knoxville (TYS) are about 2,790 km apart. We haven't seen direct fares on this route recently, so expect at least one stop; the quickest journey we've seen takes about 7h 14m. Over the next few months, one-way fares start from $226, and November 2026 is currently the cheapest month to fly.
These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.
Frequently asked questions
How much is a flight from Las Vegas to Knoxville?
The cheapest one-way fare we've seen recently is $226 with Frontier Airlines, departing Saturday, November 14, 2026.
What is the cheapest month to fly from Las Vegas to Knoxville?
November 2026 currently has the lowest fares, from $226 one way.
Are there direct flights from Las Vegas to Knoxville?
We haven't seen direct fares recently, so most journeys include at least one stop.
How long is the flight from Las Vegas to Knoxville?
The quickest journey we've seen takes about 7h 14m. Las Vegas and Knoxville are around 2,790 km apart.
Which airlines fly from Las Vegas to Knoxville?
Recent fares on this route were with Frontier Airlines.
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