Cheap Flights from Las Vegas to Denver International

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Flight deals from Las Vegas to Denver International

Looking for a cheap last-minute deal or the best return flight from Las Vegas to Denver International? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Las Vegas to Denver International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Las Vegas to Denver International flights are currently cheapest in October.

Direct flights from Las Vegas to Denver International

Las Vegas to Denver International: Alternative routes

Compare routes from Las Vegas to Denver below. You may find an airport to fly into that's cheaper, faster, or easier than Denver International.

Las Vegas to Denver: Flight information

The things to know before you go.
Cheapest flight foundRs10,692
Cheapest month to flyOctober
Average flight time1 hr, 59 mins
Most popular airlineSouthwest Airlines
Average flights per week267

Finding cheap flights from Las Vegas to Denver International: Frequently asked questions

The best price we found for a return flight from Las Vegas to Denver International is Rs18,450. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 59 minutes is the average flight time from Las Vegas to Denver International.
Southwest Airlines, United and Air Canada fly direct from Las Vegas to Denver International.
As of September 2025, there are 1,076 flights per week flying from Las Vegas to Denver International.
The cheapest month to fly from Las Vegas to Denver International is usually October.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Las Vegas to Denver International Airport on Wednesday, 15 October 2025.
Yes – the average flight time is 1 hour and 59 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Denver International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Denver is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Denver International is Frontier Airlines .

Travelling from Las Vegas to Denver International Airport (DEN): What you need to know

  • Your travels get underway at Las Vegas's main airport, Harry Reid Airport (formerly McCarran Airport) (LAS). Check out your options for reserving a flight from Las Vegas to Denver International Airport (DEN) leaving from this base.

  • Take off on a direct Las Vegas to Denver International Airport flight and you'll be in the air for an average of 1 hour 55 minutes.

  • Denver is one hour ahead of Las Vegas. Denver International Airport is located in Denver, which operates on the UTC-6 timezone.

  • With 105 direct weekly flights between the two airports, Harry Reid Airport (formerly McCarran Airport) (LAS) to Denver International Airport (DEN) is the busiest route. Frontier Airlines operates the earliest flight at 12:49am. If you'd like to get more out of your day before you fly, the last flight from LAS to DEN is with Southwest Airlines at 10:30pm.

  • To ensure you get on your flight from Las Vegas to DEN, leave plenty of time to check in and drop off your luggage. Turning up two hours ahead of international departures and an hour before domestic flights is the general travel rule.

  • Planning to travel during a peak period like school or public holidays? Expect longer queues at security and check-in. To give yourself peace of mind, arrive up to four hours before international flights and two hours ahead of domestic departures.

Airports in Las Vegas

Harry Reid Airport (formerly McCarran Airport) (LAS)

  • Harry Reid Airport (formerly McCarran Airport) (LAS) will have you travelling directly to your destination. Nonstop flights from Las Vegas to Denver International Airport (DEN) operate out of this terminal.

  • Pick from a variety of carriers that offer direct flights from Las Vegas to Denver International Airport departing from LAS. Head off on your trip with any of these:

  • United Airlines ranks first in bookings for flights from LAS to DEN.

  • United Airlines is the leading carrier for punctuality on this route, with 88.92% of services reaching their destination on schedule.

  • Located around 19 kilometres from the centre of Las Vegas, LAS can be reached in about 15 minutes by car (depending on traffic). The journey by public transport takes roughly 1 hour.

  • In search of a comfortable hotel near Harry Reid Airport (formerly McCarran Airport)? If you're catching an early flight from Las Vegas to Denver International Airport, these stays will have you sleeping moments from your departure gate:

  • Harry Reid Airport (formerly McCarran Airport) scores top marks for its on-time performance. 82.07% of flights that depart LAS reach their destination without delay.

  • LAS is located at 5757 Wayne Newton Boulevard.

About Denver International Airport (DEN)

  • Have a late flight from Las Vegas to Denver International Airport? Don't let it hijack your sleep schedule. Stay a short drive from DEN at Baymont by Wyndham Denver International Airport.

  • Grab a Denver International Airport rental car and explore Denver and beyond with your own wheels. Routes Car Rentals, Dollar and Budget are popular outlets to choose from here.

  • Booking your ride around one week ahead of your Las Vegas to Denver International Airport flight can help you get a cheaper deal.

  • The address for DEN is 8500 Pena Boulevard.

Getting from Denver International Airport (DEN) to central Denver

  • Denver International Airport to central Denver is about 31 kilometres. If you're getting a cab or renting a car, plan in advance to make your trip as smooth as possible. Journey times will vary depending on the time of day and traffic conditions.

  • Travelling by public transport will take you roughly 1 hour 30 minutes.

How to find the cheapest flights from Las Vegas to Denver International Airport (DEN)

  • The lowest price we've found for a one-way ticket from Las Vegas to Denver International Airport is Rs10,692. For a return flight on this route, the best price is Rs18,450. Depending on the availability when you book, these fares can change.

  • To find cheap flights from Las Vegas to DEN, book ahead. Airlines usually offer their most competitively priced fares when tickets first go on sale.

  • The 'Whole month' tool shows you the cheapest Las Vegas to Denver International Airport tickets across each month. It's a great way to find a bargain if your dates aren't set in stone.

  • Never miss a deal on flight tickets from Las Vegas to DEN by setting up a Price Alert. We'll send you an email or notification through the app when fares go down.

  • Save money on your flight from Las Vegas to Denver International Airport by using the search filters. Select your preferred duration, departure time and airlines, then sort the results by 'Cheapest' for the best deals.

The best time to fly from Las Vegas to Denver International Airport (DEN)

  • April is the quietest month for flights from Las Vegas to Denver International Airport (DEN), while July is the most popular. Work out the best time to go to Denver based on whether you want a laid-back vibe or a lively atmosphere.

  • Lock in a Las Vegas to DEN flight ticket departing in July if you want to visit the city during its warmest month. You can expect temperatures in Denver to range from 14ºC to 32ºC.

  • January has temperatures of between -9ºC and 7ºC. Look for cheap tickets from Las Vegas to Denver International Airport around that time if you like travelling in cooler conditions.

More about Denver

  • Once you've booked your flight from Las Vegas to Denver International Airport, choose a hotel that puts you where you want to be. Make one of these options your base for exploring Denver:

  • There are so many things to see and do in this city, it can be hard to work out where to begin. Denver Art Museum, Meow Wolf Denver | Convergence Station and Ballpark are top sights which should be on every Denver itinerary.

Explore more of the United States

  • Colorado Springs is just one of the many places in the United States waiting to be discovered once you've seen the sights of Denver. Around 113 kilometres away to the south, popular attractions include Garden of the Gods, Pikes Peak Region Attractions and Red Rock Canyon.

  • If you're interested in discovering another major destination in the United States, consider Pueblo, about 177 kilometres south of Denver. Cathedral of the Sacred Heart, Rosemount Museum and Minnequa Lake Park are the start of reasons to visit.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.