C$ 87 Find Cheap Flights from Denver to Las Vegas – Compare and Save

Among airlines operating Denver to Las Vegas flights:

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

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

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

• Southwest
• United Airlines
• Frontier

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

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

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

On this route, layover flights are cheaper than direct options on average. Layover fares average C$ 223 round-trip via Ontario (ONT), compared to C$ 292 for direct.

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge C$ 51–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 Denver to Las Vegas most commonly connect through:

• San Diego (SAN) – 39% of one-stop connections
• Phoenix Sky Harbor Intl (PHX) – 29% of one-stop connections
• Salt Lake City (SLC) – 22% 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 38% on the Denver to Las Vegas route. Monday is the cheapest departure day at C$ 216 round-trip on average, while Friday is the most expensive at C$ 347, a difference of C$ 130. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Denver to Las Vegas route, 18% of flights were delayed in the past 3 months, with delays averaging 2 hours 4 minutes.

Morning is the busiest departure period on Denver to Las Vegas flights, with 40% leaving in that window. Afternoon departures account for 30%, Evening flights for 25%, and Night flights for 5%.

Some of the most popular sights in Las Vegas are Fremont Street Experience, Las Vegas Convention Center, and The Venetian. These are among the most viewed places in Las Vegas on KAYAK.

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

• Earliest: departs at 12:05 am and lands at 2:07 am
• Latest: departs at 10:55 pm and lands at 12:57 am.

The flight takes about 2h 02m.

Last-minute fares on this route – booked within 2 weeks of departure – run 35% above the route average of C$ 291. Book 11 weeks before departure for the lowest fares.

A direct flight from Denver to Las Vegas takes 2h 02m, 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 Denver to Las Vegas are currently lower than usual. Average one-way flight prices are about C$ 126, which is 35% below the typical average for this route.

United Airlines is slightly above the route average for timely arrivals, while Frontier has a lower on-time arrival rate. On-time arrival rates on Denver to Las Vegas flights are:

• United Airlines: 85% on time
• Frontier: 85% on time
• Southwest: 78% on time

On average, flights on this route are punctual 82% of the time.

Morning flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

Based on prices from the last 5 days, flying between Denver and Las Vegas is around C$ 259 round-trip, with a flight time of about 7h 18m. Recent bus fares are around C$ 248 round-trip, with a trip time of about 15h 30m. Compared with flying, recent bus fares are roughly 5% lower. However, taking the bus takes about 8+ hours longer each way.

Flying via Los Angeles Los Angeles (LAX) gives the shortest average 1-stop total travel time at 4h 38m, compared with 5h 27m via San Diego (SAN) and 6h 06m via Phoenix Sky Harbor Intl (PHX).

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

Las Vegas Harry Reid Intl Airport (LAS) hosts 5 major car rental companies, with daily rates starting from around C$ 12 for economy cars. Top options include:
• Easirent
• Ace
• Fox
• Dollar
• Thrifty

Round-trip flights from Denver to Las Vegas range from C$ 193 to C$ 407, with an average of C$ 291 over the past 12 months. Anything below C$ 193 counts as a good deal.

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