Earn point on your loyalty program!arrow arc left

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

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

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)
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.
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.

Cheap flights from Knoxville to Las Vegas in April , May 2025

28 Apr - 19 May $ 184.00
TYS
Knoxville
Allegiant Air
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Allegiant Air
DIRECT
TYS
Knoxville
Pick dates
25 Apr - 02 May $ 284.00
TYS
Knoxville
Allegiant Air
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Allegiant Air
DIRECT
TYS
Knoxville
Pick dates
25 Apr - 09 May $ 284.00
TYS
Knoxville
Allegiant Air
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Allegiant Air
DIRECT
TYS
Knoxville
Pick dates

Last minute flights from Knoxville to Las Vegas

26 Apr - 30 Apr $ 529.00
TYS
Knoxville
United Airlines
1 STOPS
LAS
Las Vegas
LAS
Las Vegas
United Airlines
1 STOPS
TYS
Knoxville
Pick dates
26 Apr - 30 Apr $ 529.00
TYS
Knoxville
United Airlines
1 STOPS
LAS
Las Vegas
LAS
Las Vegas
United Airlines
1 STOPS
TYS
Knoxville
Pick dates
26 Apr - 30 Apr $ 529.00
TYS
Knoxville
United Airlines
1 STOPS
LAS
Las Vegas
LAS
Las Vegas
United Airlines
1 STOPS
TYS
Knoxville
Pick dates

One-way flights to Las Vegas from Knoxville

12:50 PM - 12:50 PM
Allegiant Air
0 Stops
4h 29m
TYS - LAS
$ 104
Kiwi
Pick dates
12:50 PM - 12:50 PM
Allegiant Air
0 Stops
4h 29m
TYS - LAS
$ 195
Kiwi
Pick dates
12:50 PM - 12:50 PM
Allegiant Air
0 Stops
4h 29m
TYS - LAS
$ 211
Kiwi
Pick dates

How to find the cheapest flight from Knoxville (TYS) to Las Vegas (LAS)

Related info for your journey
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.
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.