$129 Cheap United flights Denver (DEN) to Las Vegas (LAS)

View $129 flight on Mon, May 18, 2026Opens in a new window

$129 Cheap United flights Denver (DEN) to Las Vegas (LAS)

Prices were available within the past 7 days and start at $129 for one-way flights and $177 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, May 5 - Tue, May 12
DEN
Denver
LAS
Las Vegas
$177 Roundtrip, found 5 days ago
$177
Roundtrip
found 5 days ago
Select United flight, departing Tue, May 5 from Denver to Las Vegas, returning Tue, May 12, priced at $177 found 5 days ago

Alternative airports near Las Vegas

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to McCarran Intl. LAS. Cheapest and Closest option available. Average driving time to city center is 6 minutes. Flights from $128
LAS
McCarran Intl.
CheapestClosest
Average driving time to city center6 min
Flights from $128

Find the cheapest month to fly from Denver (DEN) to Las Vegas (LAS)

January is typically the cheapest month to fly

From $48 - $95 per traveler.

Travel information

0
Origin airport
Denver Intl.
Destination airport
Harry Reid Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United
Popular airline
Frontier Airlines
Distance
1002 km

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