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Cheap flights from Knoxville (TYS) to Las Vegas (LAS)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Knoxville (TYS) to Las Vegas (LAS)

How to find the cheapest flight from Knoxville (TYS) to Las Vegas (LAS)
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How to find the cheapest flight from Knoxville (TYS) to Las Vegas (LAS)
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How to find the cheapest flight from Knoxville (TYS) to Las Vegas (LAS)
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Cheap flights from Knoxville to Las Vegas in July , August 2026

27 Jul - 21 Aug $ 360.00
TYS
Knoxville
Allegiant Air
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Allegiant Air
DIRECT
TYS
Knoxville
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27 Jul - 07 Aug $ 457.00
TYS
Knoxville
Allegiant Air
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Allegiant Air
DIRECT
TYS
Knoxville
Pick dates
31 Jul - 07 Aug $ 487.00
TYS
Knoxville
Allegiant Air
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Allegiant Air
DIRECT
TYS
Knoxville
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Last minute flights from Knoxville to Las Vegas

27 Jul - 31 Jul $ 472.00
TYS
Knoxville
Allegiant Air
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Allegiant Air
DIRECT
TYS
Knoxville
Pick dates
28 Jul - 31 Jul $ 692.00
TYS
Knoxville
Allegiant Air
2 STOPS
LAS
Las Vegas
LAS
Las Vegas
Allegiant Air
DIRECT
TYS
Knoxville
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28 Jul - 31 Jul $ 842.00
TYS
Knoxville
United Airlines
1 STOPS
LAS
Las Vegas
LAS
Las Vegas
United Airlines
1 STOPS
TYS
Knoxville
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One-way flights to Las Vegas from Knoxville

2:47 PM - 2:47 PM
Allegiant Air
0 Stops
4h 7m
TYS - LAS
$ 277
Kiwi
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2:47 PM - 2:47 PM
Allegiant Air
0 Stops
4h 7m
TYS - LAS
$ 307
Kiwi
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4:56 PM - 7:05 PM
United Airlines
1 Stops
6h 12m
TYS - LAS
$ 444
Kiwi
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How to find the cheapest flight from Knoxville (TYS) to Las Vegas (LAS)

Related info for your journey
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How to find the cheapest flight from Knoxville (TYS) to Las Vegas (LAS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Knoxville (TYS) to Las Vegas (LAS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.