$126 Cheap United flights Knoxville (TYS) to Las Vegas (LAS)

View $126 flight on Wed, Feb 18, 2026Opens in a new window
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$126 Cheap United flights Knoxville (TYS) to Las Vegas (LAS)

Prices were available within the past 7 days and start at $126 for one-way flights and $216 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Dec 17 - Mon, Dec 29
TYS
Knoxville
LAS
Las Vegas
$216 Roundtrip, found 4 days ago
$216
Roundtrip
found 4 days ago
Select United flight, departing Wed, Dec 17 from Knoxville to Las Vegas, returning Mon, Dec 29, priced at $216 found 4 days ago
United
Wed, Jan 28 - Sat, Jan 31
TYS
Knoxville
LAS
Las Vegas
$246 Roundtrip, found 2 hours ago
$246
Roundtrip
found 2 hours ago
Select United flight, departing Wed, Jan 28 from Knoxville to Las Vegas, returning Sat, Jan 31, priced at $246 found 2 hours ago
Flights from Knoxville (TYS) to Las Vegas (LAS)
Origin airport
McGhee Tyson
Destination airport
Harry Reid Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Popular airline
Delta
Distance
1735 mi
Average flight time
4 hours 26 mins

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