Cheap Flights from Denver International to Las Vegas Harry Reid International

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Flight deals from Denver International to Las Vegas Harry Reid International

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

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

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

Direct flights from Denver International to Las Vegas Harry Reid International

Denver International to Las Vegas Harry Reid International: Alternative routes

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

Denver to Las Vegas: Flight information

The things to know before you go.
Cheapest flight foundر.ق.‏ 142
Cheapest month to flyMay
Average flight time2 hrs, 1 min
Most popular airlineSouthwest Airlines
Average flights per week237

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

The best price we found for a return flight from Denver International to Las Vegas Harry Reid International is ر.ق.‏ 274. 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.
2 hours and 1 minute is the average flight time from Denver International to Las Vegas Harry Reid International.
Southwest Airlines, United and Air Canada fly direct from Denver International to Las Vegas Harry Reid International.
As of May 2025, there are 237 flights per week flying from Denver International to Las Vegas Harry Reid International.
The cheapest month to fly from Denver International to Las Vegas Harry Reid International is usually May 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Denver International Airport to Las Vegas Harry Reid International Airport on Tuesday, 3 June 2025.
Yes – the average flight time is 2 hours and 1 minute.
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 Las Vegas Harry Reid 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 Las Vegas is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines offers the cheapest flight tickets to Las Vegas Harry Reid International.

Travelling from Denver International Airport (DEN) to Harry Reid Airport (formerly McCarran Airport) (LAS): what you need to know

  • The average duration of a direct flight from Denver International Airport to Harry Reid Airport (formerly McCarran Airport) is 2 hours.

  • The timezone in Las Vegas is UTC-7, which is one hour behind Denver.

  • Take your pick of 166 weekly Denver International Airport to Harry Reid Airport (formerly McCarran Airport) flights. The 05:25 departure with Southwest Airlines is the earliest available. Frontier Airlines operates the last service of the day at 23:59.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules to live by. Make sure you're at the airport on time to catch your DEN to LAS flight.

  • Travelling during a peak time like July? Major public holidays and other high seasons can result in longer queues and delays at check-in and security. Be extra cautious and get there up to four hours ahead of international flights and two hours before domestic departures.

  • You can travel nonstop to Las Vegas, United States. Take to the skies with one of these carriers that operate direct flights from Denver International Airport to Harry Reid Airport (formerly McCarran Airport):

  • The airline with the highest number of bookings on this route is Frontier Airlines.

  • With an impressive 82.76% of services landing on schedule, Frontier Airlines has the best on-time performance for DEN to LAS flights.

  • If you'd like to add a stop to your trip, simply deselect 'Direct flights only' when searching for your ticket from Denver International Airport to Harry Reid Airport (formerly McCarran Airport). These are the most popular stopovers between DEN and LAS:

    • Colorado Springs Municipal Airport

    • Salt Lake City International Airport

    • Phoenix Sky Harbour International Airport

How to find the cheapest flights from Denver International Airport (DEN) to Harry Reid Airport (formerly McCarran Airport) (LAS)

  • ر.ق.‏ 142 is the lowest price for a one-way Denver International Airport to Harry Reid Airport (formerly McCarran Airport) flight. A return flight starts at ر.ق.‏ 274. These prices may change based on availability.

  • Book six months before flying. After crunching the numbers on our calendar, this is how far you should book ahead to secure cheap tickets from DEN to LAS.

  • The cheapest month for flights from Denver International Airport to Harry Reid Airport (formerly McCarran Airport) is May. Use the 'Whole month' tool to see the lowest prices if you have flexible dates.

  • Never miss a deal on cheap flights from DEN to LAS by creating a Price Alert. You'll receive an email or notification on the app when a special offer becomes available.

  • Find the right flight for you with the help of the filters. To see the 'Cheapest,' 'Best' or 'Fastest' flights from Denver International Airport to Harry Reid Airport (formerly McCarran Airport), use the 'Sort by' function. You can also filter by arrival and departure times, airline, and journey duration.

Handy information about Denver International Airport (DEN)

  • DEN is located at 8500 Pena Boulevard.

  • Denver International Airport has an excellent on-time performance, reducing your chances of a delayed flight. Departures from DEN land on schedule 80.23% of the time.

  • Denver International Airport is around 40 kilometres from central Denver. If you're catching a cab, ride-sharing or driving from the centre, it'll take you 35 minutes or so to arrive, depending on the traffic.

  • The journey when using public transport takes about 1 hour 30 minutes.

  • Searching for a place to stay before your flight from Denver International Airport to Harry Reid Airport (formerly McCarran Airport)? Consider Baymont by Wyndham Denver International Airport. Enjoy a good night's rest here before making your way to DEN.

Arriving at Harry Reid Airport (formerly McCarran Airport) (LAS)

Getting from Harry Reid Airport (formerly McCarran Airport) (LAS) to central Las Vegas

  • The street address for LAS is 5757 Wayne Newton Boulevard.

  • Harry Reid Airport (formerly McCarran Airport) to central Las Vegas has a drive time of around 15 minutes. It's approximately 19 kilometres away.

  • It takes roughly 1 hour when travelling by public transport.

When to fly to Harry Reid Airport (formerly McCarran Airport) (LAS)

  • It's time to plan your dates for your flight from Denver International Airport to Harry Reid Airport (formerly McCarran Airport). October is the busiest month to head to Las Vegas. If you want a more low-key vibe, go in May.

  • The warmest month in Las Vegas is July, with temperatures ranging between 23ºC and 42ºC. Book your flights from Denver International Airport to Harry Reid Airport (formerly McCarran Airport) in this month if this is the type of weather you like.

  • For cooler conditions, search for a cheap ticket from DEN to LAS in January. Average temperatures are between -1ºC and 13ºC then.

Explore more of United States

  • Los Angeles is just one of the many places in United States waiting to be discovered once you've seen Las Vegas. Around 370 kilometres away to the south-west, top sights here include Griffith Observatory, The Broad and La Brea Tar Pits & Museum.

  • Phoenix is another well-known destination in United States and is around 418 kilometres south-east of Las Vegas. No journey is complete without seeing Desert Botanical Garden, Heard Museum and Papago Park.

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