C$ 115 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 carry-on bag and a checked bag in Economy Class
• Southwest: a carry-on bag and a checked bag in Economy Class
• United Airlines: a carry-on 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.

Two cabin classes are available on flights from Las Vegas to Denver:

• Economy Class
• First Class

On this route, direct flights are cheaper than layover options on average. Direct fares average C$ 229 round-trip, compared to C$ 288 via a layover through Salt Lake City (SLC).

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge C$ 55–C$ 139 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 C$ 200 round-trip on average, while Sunday is the most expensive at C$ 350, a difference of C$ 150. 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 Colorado Convention Center, 16th Street Mall, and Sheraton Denver Downtown Hotel. 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 5:10 am and lands at 7:10 am
• Latest: departs at 10:40 pm and lands at 12:40 am.

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 C$ 229. 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 C$ 155, which is 30% below the typical average for this route.

Flying via Phoenix Sky Harbor Intl (PHX) gives the shortest average 1-stop total travel time at 4h 40m, compared with 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 rental companies, with daily rates starting from around C$ 22 for economy cars. Top options include:
• Routes Car & Truck Rentals
• Ace
• NU Car
• Europcar
• Hertz

Round-trip flights from Las Vegas to Denver range from C$ 145 to C$ 341, with an average of C$ 229 over the past 12 months. Anything below C$ 145 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.