Cheap Flights from Las Vegas Harry Reid International to Denver International

Compare Las Vegas Harry Reid International to Denver International flight deals

Find the cheapest month or even day of the year to fly to Denver International

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Flight deals from Las Vegas Harry Reid International to Denver International

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

Find the cheapest month to fly from Las Vegas Harry Reid International 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 Harry Reid International to Denver International flights are currently cheapest in September.

Direct flights from Las Vegas Harry Reid International to Denver International

Las Vegas Harry Reid International to Denver International: Alternative routes

Compare routes from Las Vegas Harry Reid International 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 foundR 853
Cheapest month to flySeptember
Average flight time1 hr, 59 mins
Most popular airlineSouthwest Airlines
Average flights per week276

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

The best price we found for a return flight from Las Vegas Harry Reid International to Denver International is R 1,544. 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 Harry Reid International to Denver International.
Southwest Airlines, United and Air Canada fly direct from Las Vegas Harry Reid International to Denver International.
As of August 2025, there are 258 flights per week flying from Las Vegas Harry Reid International to Denver International.
The cheapest month to fly from Las Vegas Harry Reid International to Denver International is usually October.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Las Vegas Harry Reid International Airport to Denver International Airport on Tuesday, 28 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.
Currently, Frontier Airlines offers the cheapest flight tickets to Denver International.

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

  • Around 2 hours is how long you'll be travelling on a direct flight from Harry Reid Airport (formerly McCarran Airport) to Denver International Airport.

  • Denver is one hour ahead of Las Vegas and follows the UTC-6 timezone.

  • You can choose from 166 weekly Harry Reid Airport (formerly McCarran Airport) to Denver International Airport flights. The 00:59 departure with Frontier Airlines is the earliest you can take. Frontier Airlines operates the latest service of the day at 23:10.

  • Get to the airport on time so you don't miss your LAS to DEN flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid a last-minute sprint to the gate.

  • Flying during a peak time such as October? Major public holidays and other popular seasons can result in longer queues at check-in and security. Play things extra safe and arrive up to four hours ahead of an international flight and two hours before a domestic departure.

  • With direct flights from Harry Reid Airport (formerly McCarran Airport) to Denver International Airport available through various airlines, flying to Denver (and then other parts of United States) is a breeze. You can fly nonstop with:

  • Frontier Airlines tops the list for bookings on this route.

  • United Airlines is the most punctual carrier that operates LAS to DEN flights. A reliable 88.92% of its departures on this route land as scheduled.

  • Think about adding a stopover when booking your ticket from Harry Reid Airport (formerly McCarran Airport) to Denver International Airport. Just uncheck 'Direct flights only' to break up your journey, or perhaps explore a new destination along the way. Check out these options between LAS and DEN:

    • Albuquerque International Sunport Airport

    • Phoenix Sky Harbour International Airport

    • Salt Lake City International Airport

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

  • Right now, R 853 is the cheapest price we've seen for a one-way Harry Reid Airport (formerly McCarran Airport) to Denver International Airport flight. The best price for a return plane ticket is R 1,544. Keep in mind that fares could change due to demand when booking.

  • Get cheap tickets from LAS to DEN by booking at least six months ahead. According to our research, that's the sweet spot for bagging a bargain.

  • May is the cheapest month for flights from Harry Reid Airport (formerly McCarran Airport) to Denver International Airport. If you'd like to travel at a different time of year, the 'Whole month' tool will give you the lowest prices for every month.

  • Finding cheap flights from LAS to DEN is a breeze with Price Alerts. Simply create one of these automatic alerts and we'll let you know when fares go down.

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

Handy information about Harry Reid Airport (formerly McCarran Airport) (LAS)

  • LAS's address is 5757 Wayne Newton Boulevard.

  • Harry Reid Airport (formerly McCarran Airport) gets top marks for its on-time performance. 82.07% of flights that depart LAS land on time.

  • To reach Harry Reid Airport (formerly McCarran Airport) from central Las Vegas, it'll take about 15 minutes if you're planning to drive. Of course, this depends on traffic conditions. It's approximately 19 kilometres from the airport to the city centre.

  • Catching public transport? You can expect a journey time of around 1 hour.

  • Booked an early flight from Harry Reid Airport (formerly McCarran Airport) to Denver International Airport? Avoid the last-minute rush to the airport (and enjoy a little extra shut-eye) by picking one of these hotels near LAS:

Arriving at Denver International Airport (DEN)

  • Get off your Harry Reid Airport (formerly McCarran Airport) to Denver International Airport flight and jump into your hotel bed soon after. If you're looking for a handy option within easy reach of DEN, stay at Baymont by Wyndham Denver International Airport.

  • Travel at your own speed with a Denver International Airport rental car. Pick up a set of wheels from Routes Car Rentals, Dollar or Budget and find adventure across Denver and beyond.

  • To get the best deal, reserve your vehicle from Denver International Airport about one week before your trip.

Getting from Denver International Airport (DEN) to central Denver

  • The address for DEN is 8500 Pena Boulevard.

  • From Denver International Airport, Denver is approximately 40 kilometres away. It takes around 35 minutes to reach the centre driving.

  • Getting to the centre on public transport typically takes 1 hour 30 minutes.

When to fly to Denver International Airport (DEN)

  • It's time to work out your travel dates for your flight from Harry Reid Airport (formerly McCarran Airport) to Denver International Airport. July is the most popular month to visit Denver. If you're after a quieter vibe, go in April.

  • The warmest month in Denver is July, with the temperature ranging between 14ºC (57ºF) and 32ºC (90ºF). Lock in your flights from Harry Reid Airport (formerly McCarran Airport) to Denver International Airport in this month if this is the type of weather you like.

  • Look for cheap tickets from LAS to DEN in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between -9ºC (16ºF) and 7ºC (45ºF) on average.

Explore more of United States

  • Colorado Springs is just one of the many places in United States waiting to be discovered once you've taken in the sights of Denver. Around 105 kilometres away to the south, popular attractions include US Northern Command (USNORTHCOM) / North American Aerospace Defence Command (NORAD) Headquarters, Cheyenne Mountain Air Force Station and National Strength and Conditioning Association (NSCA).

  • Around 13 kilometres east of Denver, Aurora is another favourite stop in United States. Start your sightseeing at Magellan's Travel Solutions and Gear, The Fairways at Lowry and Retired Enlisted Association Inc.

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