$119 Find Cheap Flights from Las Vegas to Denver – Compare and Save

Among airlines operating Las Vegas to Denver flights:

• Frontier: offers free seat selection
• Southwest: offers free seat selection
• United Airlines: offers extra legroom; offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

3 airlines operate flights between Las Vegas and Denver. The airlines offering direct flights on this route include:

• Southwest
• United Airlines
• Frontier

Flights from Las Vegas to Denver usually depart from Las Vegas Harry Reid Intl (LAS) and arrive at Denver Intl (DEN).

Here are some options for this route, based on selected ticket types and cabin classes:

• Frontier: a cabin bag and a checked bag in Economy class
• Southwest: a cabin bag and a checked bag in Economy class
• United Airlines: a cabin bag and a checked bag in Economy class

Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

Only Economy class is available on flights from Las Vegas to Denver.

On this route, direct flights are cheaper than stopover options on average. Direct fares average $231 return, compared with $291 via a stopover through Salt Lake City (SLC).

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge $56–$140 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

The Airbus A321neo family is used most often on this route, operated mainly by Frontier and United Airlines. Other aircraft seen on the route include Boeing 737 MAX 8 variants.

One-stop flights from Las Vegas to Denver most commonly connect through:

• San Diego (SAN) – 36% of one-stop connections
• Phoenix Sky Harbor Intl (PHX) – 29% of one-stop connections
• Salt Lake City (SLC) – 29% of one-stop connections
• Ontario (ONT) – 7% of one-stop connections

San Diego (SAN) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 43% on the Las Vegas to Denver route. Friday is the cheapest departure day at $202 return on average, while Sunday is the most expensive at $353, a difference of $151. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Morning is the busiest departure period on Las Vegas to Denver flights, with 48% leaving in that window. Afternoon departures account for 34%, Evening flights for 14%, and Night flights for 4%.

Some of the most popular sights in Denver are Union Station Denver and Ball Arena. These are among the most viewed places in Denver on KAYAK.

These are the earliest and latest flight times available from Las Vegas to Denver:

• Earliest: departs at 05:10 and lands at 07:10
• Latest: departs at 22:40 and lands at 00:40.

The flight takes about 2h 00m.

Last-minute fares on this route (booked within 2 weeks of departure) run 49% above the route average of $232. Book 7 weeks before departure for the lowest fares.

A direct flight from Las Vegas to Denver takes 2h 00m, covering 1,622 km.

No. A passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

One-way fares from Las Vegas to Denver are currently lower than usual. Average one-way flight prices are about $147, which is 34% below the typical average for this route.

Flying via Phoenix Sky Harbor Intl (PHX) gives the shortest average 1-stop total travel time of 4h 40m, compared to 5h 34m via Salt Lake City (SLC) and 5h 46m via Ontario (ONT).

Denver is 1 hour ahead of Las Vegas (Mountain Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

Denver Intl Airport (DEN) hosts 5 major car hire companies, with daily rates starting from around $22 for economy cars. Top options include:
• Routes Car & Truck Rentals
• Ace
• NU Car
• Europcar
• Hertz

Return flights from Las Vegas to Denver range from $147 to $344, with an average of $232 over the past 12 months. Anything below $147 counts as a good deal.

JetBlue is the only airline on the Las Vegas to Denver route offering in-flight Wi-Fi. Pricing depends on fare class.