DEN - LAS

$65 Find Cheap Flights from Denver to Las Vegas - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Denver to Las Vegas departing on 8/31. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$139
Typical prices: $136-$252
Frontier
Fri 8/14Mon 8/17
DEN - LAS • 1 stop
Cheapest non-stop
$139
Typical prices: $138-$291
Frontier
Fri 8/28Thu 10/1
DEN - LAS • Non-stop
Advice from real travelers
AI-powered summary based on content written by travel experts. AI can make mistakes.
Frontier Economy Bundle adds a carry-on and seat choice; skip Basic Fare.
Southwest includes free carry-on; United Economy Plus adds up to 6 inches legroom.
Expert advice
Expert advice
Expert advice
Expert advice
Nonstop flights
You can fly direct with Frontier, Southwest and United Airlines. Average duration is 1h 59m
Direct flights
Direct flights
+1
+1
Direct flights
Direct flights
+1
Avoid delays
Most punctual • 84% on-time
Best time • Fewest delays
Insights
Insights
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 3 weeks in advance save around 36% compared to booking last minute.
Insights
Insights
Insights
Insights
When to travel
Cheapest • 18% price drop
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
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We hope you love your trip to Las Vegas!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Denver to Las Vegas (DEN-LAS)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Denver to Las Vegas that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Denver to Las Vegas

Fri, Aug 14 - Mon, Aug 17
Frontier Logo
10:36 pm - 8:59 am
DEN
-
LAS
11h 23m
1 stop
Frontier Logo
8:15 am - 11:19 am
LAS
-
DEN
2h 04mnonstop
$139Frontier
Thu, Aug 13 - Thu, Aug 20
Frontier Logo
10:00 am - 11:00 am
DEN
-
LAS
2h 00mnonstop
Frontier Logo
9:25 pm - 8:49 pm
LAS
-
DEN
22h 24m
2 stops
$140Frontier
Wed, Aug 12 - Sat, Aug 15
Frontier Logo
10:39 pm - 7:51 am
DEN
-
LAS
10h 12m
1 stop
Frontier Logo
10:04 am - 4:14 pm
LAS
-
DEN
5h 10m
1 stop
$141Frontier
Sat, Aug 8 - Mon, Aug 10
Frontier Logo
7:03 pm - 8:04 pm
DEN
-
LAS
2h 01mnonstop
Frontier Logo
7:00 am - 5:21 pm
LAS
-
DEN
9h 21m
1 stop
$142Frontier
Fri, Oct 2 - Sun, Oct 4
Frontier Logo
7:08 pm - 8:10 pm
DEN
-
LAS
2h 02mnonstop
Frontier Logo
12:59 am - 3:52 am
LAS
-
DEN
1h 53mnonstop
$143Frontier
Mon, Aug 10 - Mon, Aug 17
Frontier Logo
10:39 pm - 7:51 am
DEN
-
LAS
10h 12m
1 stop
Frontier Logo
7:00 am - 5:21 pm
LAS
-
DEN
9h 21m
1 stop
$144Frontier
Fri, Oct 2 - Sun, Oct 11
Frontier Logo
12:02 pm - 4:39 pm
DEN
-
LAS
5h 37m
1 stop
Frontier Logo
12:59 am - 3:52 am
LAS
-
DEN
1h 53mnonstop
$145Frontier
Sat, Aug 15 - Sat, Aug 15
Frontier Logo
10:00 am - 11:00 am
DEN
-
LAS
2h 00mnonstop
Frontier Logo
12:59 am - 3:50 am
LAS
-
DEN
1h 51mnonstop
$146Frontier
Thu, Aug 6 - Mon, Aug 10
Frontier Logo
3:20 pm - 10:32 pm
DEN
-
LAS
8h 12m
1 stop
Frontier Logo
12:59 am - 3:50 am
LAS
-
DEN
1h 51mnonstop
$147Frontier
Fri, Aug 7 - Mon, Aug 10
Frontier Logo
7:03 pm - 8:04 pm
DEN
-
LAS
2h 01mnonstop
Frontier Logo
8:59 pm - 12:05 am
LAS
-
DEN
2h 06mnonstop
$148Frontier
Booking Insights

KAYAK's insights & trends for Denver to Las Vegas flights

Get data-powered insights and trends into flights from Denver to Las Vegas to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from Denver to Las Vegas?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Denver to Las Vegas departing in August.

What’s the cheapest day of the week to fly from Denver to Las Vegas?

The average price of all round-trip flights from Denver to Las Vegas clicked on KAYAK for each day over the last 12 months.

For Denver to Las Vegas, Monday is the cheapest day to fly on average and Friday is the most expensive. Flying from Las Vegas back to Denver, the best deals are generally found on Friday, with Tuesday being the most expensive.

What is the cheapest month to fly from Denver to Las Vegas?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Denver to Las Vegas, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Denver to Las Vegas is January, where tickets cost $174 (return) on average. On the other hand, the most expensive months are April and May, where the average cost of round-trip tickets is $257 and $238 respectively.

How far in advance should I book a flight from Denver to Las Vegas?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Denver to Las Vegas, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Denver to Las Vegas, you should book around 3 weeks before departure, which saves you about 36% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 11 weeks before departure.

Expert advice

Expert advice for your flight from Denver to Las Vegas

 
AI-powered summary based on content written by travel experts. AI can make mistakes.
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on Frontier and United Airlines

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Blane Bachelor

Blane Bachelor

Expert on Southwest

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Harriet Baskas

Harriet Baskas

Expert on DEN and LAS

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Good to know

Low season

January

Cheapest flight

$65
Best time to beat the crowds with an average 18% drop in price.
Most popular time to fly with an average 2% increase in price.
Flight from Denver to Las Vegas

When to book flights from Denver to Las Vegas

Are your dates flexible? Find out the best times to travel from Denver to Las Vegas based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Denver to Las Vegas

  • Does Harry Reid International Airport (LAS) have any pet relief areas?

    If you are traveling with a pet or service animal, make sure to take note of the different pet relief areas that are located in Harry Reid International Airport (LAS). There are currently 5 different designated areas, with 3 of these being located inside of Terminals C, D, and E, and 2 of them being located outside of baggage claim and ticketing.

  • Are there any amenities for kids at Harry Reid International Airport (LAS)?

    There is a kids’ play area located near Gate D of Harry Reid International Airport (LAS) that features a variety of activities and games meant to let kids unwind and burn some energy. There are also several family restrooms located throughout the airport that contain changing tables and private breastfeeding areas.

  • What is the best way to travel from Harry Reid International Airport (LAS) to downtown Las Vegas?

    The easiest and quickest way to travel between Harry Reid International Airport (LAS) and downtown Las Vegas is by taking a taxi or rental car, as the drive is less than 10 minutes if there is no additional traffic. You can also opt to use public transportation such as the local bus system, but this will take you upwards of 40 minutes for the same journey.

  • What terminal has the most shopping options in Denver International Airport (DEN)?

    If you would like to do some shopping while waiting for your flight to take off from Denver International Airport (DEN), browse through the different stores located in Terminals B and C. In these terminals, you can find a variety of boutiques, including Colorado Limited, a popular souvenir shop, and Tattered Cover Book Store.

  • Which airlines offer the most eco-friendly flights from Denver to Las Vegas?

    About 658 kg of carbon is emitted per passenger on Denver to Las Vegas flights. However, Frontier stands out as the airline with some of the most sustainable flights on this route. It operates several nonstop flights from DEN to LAS with around 52% less CO2 emissions than the other airlines. You can fly more sustainably by packing light, using reusable plastics, and flying with modern aircraft.

  • Are there any amenities for nursing mothers at Denver International Airport (DEN)?

    Denver International Airport (DEN) provides a quiet and comfortable space for lactating mothers to nurse their kids or use a breast pump. The nursing suites are conveniently available post security at each concourse. In Jeppesen Terminal, you can use the room on Level 5 South of the women's restrooms. Other rooms are available at A, B, and C Gates center. Each room provides a sink, power outlets, changing table, and comfortable seats 24/7. Use the intercom placed on the walls adjacent to the nursing rooms to get the access codes.

  • What are the transportation options to Denver International Airport (DEN)?

    Getting to Denver International Airport (DEN) from downtown Denver has been made easy by the efficient transportation system and ideal options. The Airport Rail runs from Denver Union Station to the DEN Transit Center on Level 1 every 15 minutes from around 5am to 7:30pm daily. Regional Transport District (RTD) runs four bus routes under Sky Ride. Taxis also run from the city's heart to DEN's Level 5, Eastside next to door 507, and West Side next to door 510.

  • How can I get around Harry Reid International Airport (LAS)?

    Harry Reid International Airport (LAS) Shuttle buses ferry passengers between the two terminals. These courtesy shuttles run every half hour and have stops in every terminal on Level Zero. From Baggage Claim in Terminal, use the escalator or elevator to get to Level Zero, then use the pedestrian crosswalk to the bus stop. If you're in Terminal 3, you can find the shuttle at the center of the curb.

  • What is the cheapest flight from Denver to Las Vegas?

    In the last 5 days, the lowest price for a flight from Denver to Las Vegas was $65 for a one-way ticket and $139 for a round-trip.

  • Do I need a passport to fly between Denver and Las Vegas?

    Even though you are not required to have a passport, keep in mind that an official ID is needed to board the airplane.

  • Which airports will I be using when flying from Denver to Las Vegas?

    Denver and Las Vegas are both served by 1 main airport. You will leave Denver from Denver Intl and will be arriving at Las Vegas Harry Reid Intl.

  • Which airlines offer Wi-Fi service onboard planes from Denver to Las Vegas?

    JetBlue, Delta, American Airlines, and Alaska Airlines offer inflight Wi-Fi service on the Denver to Las Vegas flight route.

  • Which aircraft models fly most regularly from Denver to Las Vegas?

    The Airbus A321neo is the aircraft model that flies most regularly on the Denver to Las Vegas flight route.

  • Which airline alliances offer flights from Denver to Las Vegas?

    oneworld, and Star Alliance are the airline alliances operating flights between Denver and Las Vegas, with oneworld being the most commonly used for this route.

  • On which days can I fly direct from Denver to Las Vegas?

    There are nonstop flights from Denver to Las Vegas on a daily basis.

  • Which is the best airline for flights from Denver to Las Vegas, Southwest or Alaska Airlines?

    The two airlines most popular with KAYAK users for flights from Denver to Las Vegas are Southwest and Alaska Airlines. With an average price for the route of $284 and an overall rating of 8.0, Southwest is the most popular choice. Alaska Airlines is also a great choice for the route, with an average price of $230 and an overall rating of 7.9.

  • How does KAYAK find such low prices on flights from Denver to Las Vegas?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Denver to Las Vegas.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Denver to Las Vegas?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Las Vegas from Denver is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Denver to Las Vegas?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Las Vegas with an airline and back to Denver with another airline. Booking your flights between Denver and LAS can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Denver to Las Vegas?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Las Vegas from Denver up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from Denver to Las Vegas

  • Looking for a cheap flight? 25% of our users found flights on this route for $123 or less one-way and $184 or less round-trip.
  • If you’re interested in direct flights from Denver to Las Vegas, there are several airlines that you can choose from. While Frontier and Spirit are budget choices that offer several different flights each day, Southwest is a popular choice amongst travelers with a lot of luggage, as the company allows you to check up to two bags for free.
  • To kill some time before your flight from Denver to Las Vegas, see if you are eligible to access your airline’s private lounge for free. American, Delta, and United Airlines all have lounges in Denver, and they oftentimes provide complimentary or reduced price passes for their customers.
  • Harry Reid International Airport (LAS) has integrated outlets and charging ports under seats in the seating areas, restaurants, and bars in Terminal 3. Over 500 USB ports and outlets are in the seating areas and restaurants in Terminal 1.
  • If you need an ideal spot to sleep in Harry Reid International Airport (LAS), consider Terminal’s 1 Zero Level Fitness. This airport gym offers day rooms that are available to rent per hour. Booking a room gives you access to the fitness center, a bed, showers, lockers, fridge, and microwave.
  • For travelers that would like to grab a bite to eat after their flights from Denver to Las Vegas have landed, make sure to stop by one of the many different dining options located in Harry Reid International Airport (LAS). There is a California Pizza Kitchen located near Gate D as well as a Great Steak and Potato Company located near Gates A, B and C.
  • Denver International Airport (DEN) offers multiple services to passengers with additional needs traveling through the airport. DEN’s shuttle buses equipped with wheelchair lifts offer transit for disabled passengers within the airport. There are parking spaces reserved for these passengers. Other services include accessible restrooms, wheelchair services, and TTY telephones.
  • Visit the ATMs at Denver International Airport (DEN) if you require cash before traveling out. Canvas Credit Union operates ATMs in Jeppesen Terminal and Gates A, B, and C. The currency exchange kiosks are on Level 5 in Jeppesen Terminal and A and B Gates center.
  • Denver International Airport (DEN) is famous for showcasing local art and hosting free temporary exhibitions. If you would like to learn more about the region and see some of the work from these talented individuals, check the airport’s website to learn if there will be an event while you are traveling.
  • Hoping to relax before embarking on a long day of traveling? Pay a visit to one of the several spas located throughout the terminals of Denver International Airport (DEN). These spas provide a variety of services from massages to manicures, making it a convenient way to unwind.
  • You're welcome to leave your car at Denver International Airport (DEN) as you fly out to Las Vegas. It offers parking at the Economy Lots, Mt. Elbert Lot, and the Pikes Peak Lot. Economy Parking is available in East Garage and West Garage, while the Mt. Elbert Lot is Southside of Jeppesen Terminal.

Prefer to fly direct from Denver to Las Vegas?

 
Direct data is based off flight results for the next 60 days. Find direct flights from all airlines flying direct from Denver Intl to Las Vegas Harry Reid Intl.
Find which airlines fly direct from Denver Intl Airport to Las Vegas Harry Reid Intl Airport, which days they fly and book direct flights.

Direct departures

Denver Intl to Las Vegas Harry Reid Intl

Monday

Frontier,Southwest,United Airlines

Frontier,Southwest, +1 more

Tuesday

Frontier,Southwest,United Airlines

Frontier,Southwest, +1 more

Wednesday

Frontier,Southwest,United Airlines

Frontier,Southwest, +1 more

Thursday

Frontier,Southwest,United Airlines

Frontier,Southwest, +1 more

Friday

Frontier,Southwest,United Airlines

Frontier,Southwest, +1 more

Saturday

Frontier,Southwest,United Airlines

Frontier,Southwest, +1 more

Sunday

Frontier,Southwest,United Airlines

Frontier,Southwest, +1 more

See more direct flights

Direct returns

Las Vegas Harry Reid Intl to Denver Intl

Monday

Frontier,Southwest,United Airlines

Frontier,Southwest, +1 more

Tuesday

Frontier,Southwest,United Airlines

Frontier,Southwest, +1 more

Wednesday

Frontier,Southwest,United Airlines

Frontier,Southwest, +1 more

Thursday

Frontier,Southwest,United Airlines

Frontier,Southwest, +1 more

Friday

Frontier,Southwest,United Airlines

Frontier,Southwest, +1 more

Saturday

Frontier,Southwest,United Airlines

Frontier,Southwest, +1 more

Sunday

Frontier,Southwest,United Airlines

Frontier,Southwest, +1 more

See more direct flights

Everything you need to know for your flight from Denver to Las Vegas

Other airlines flying from Denver to Las Vegas

Flights from the other most popular airlines that fly from Denver to Las Vegas according to KAYAK users. Prices are the lowest found on KAYAK over the last 7 days. Price and availability are not guaranteed.