Cheap flights from Washington D.C. to Harry Reid International

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Flight deals from Washington D.C. to Harry Reid International

Looking for a cheap last-minute deal or the best return flight from Washington D.C. to Harry Reid International Airport? If you want to travel next month, return fares start from $198. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Washington D.C. to Harry Reid International

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

Direct flights from Washington D.C. to Harry Reid International

Washington D.C. to Harry Reid International: Alternative routes

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

Washington D.C. to Las Vegas: Flight information

The things to know before you go.
Cheapest flight found$95
Cheapest month to flyMay
Average flight time5 hrs, 12 mins
Most popular airlineSouthwest Airlines
Average flights per week98

Finding cheap flights from Washington D.C. to Harry Reid International: Frequently asked questions

The best price we found for a return flight from Washington D.C. to Harry Reid International is $196. 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.
5 hours and 12 minutes is the average flight time from Washington D.C. to Harry Reid International.
Southwest Airlines, American Airlines and United fly direct from Washington D.C. to Harry Reid International.
As of April 2026, there are 98 flights per week flying from Washington D.C. to Harry Reid International.
The cheapest month to fly from Washington D.C. to Harry Reid International is usually May.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Washington D.C. to Harry Reid International Airport on Sunday, 24 May 2026.
Yes – the average flight time is 5 hours and 12 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 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.
The cheapest airline that flies to Harry Reid International is Frontier Airlines .

Travelling from Washington DC to Las Vegas Harry Reid International Airport (LAS): What you need to know

  • Your adventure gets underway at one of Washington DC's main airports, Ronald Reagan Washington National Airport (DCA) or Washington Dulles International Airport (IAD). Explore your options for booking a flight from Washington DC to Las Vegas Harry Reid International Airport (LAS) leaving from either of these.

  • Around 5 hours 20 minutes is the typical travel time on a direct Washington DC to Las Vegas Harry Reid International Airport flight.

  • The timezone in Las Vegas is UTC-8, which is three hours behind Washington DC. Las Vegas Harry Reid International Airport is located in Las Vegas.

  • Ronald Reagan Washington National Airport (DCA) to Las Vegas Harry Reid International Airport (LAS) is the most popular route. There are 12 direct departures a week to choose from. If you have things to do before heading off, hop on the last flight with Southwest Airlines at 4:55pm. Go for the first DCA to LAS departure operated by Southwest Airlines at 6am if getting there sooner works for you.

  • Arrive at the airport on time so you don't miss your flight from Washington DC to LAS. Be there at least two hours ahead for international flights and an hour early for domestic departures to skip the mad dash to your gate.

  • Getting away during a peak time like April? High seasons (like spring break and Thanksgiving) can add another hour at security. Be extra safe and arrive up to four hours ahead of international flights and two hours before domestic departures.

Airports in Washington DC

Ronald Reagan Washington National Airport (DCA)

  • You can jump on a direct flight from Washington DC to Las Vegas Harry Reid International Airport (LAS) leaving from Ronald Reagan Washington National Airport (DCA).

  • American Airlines is a leading airline that offers direct flights from Washington DC to Las Vegas Harry Reid International Airport jetting out of DCA.

  • American Airlines is the airline most travellers choose for flights from DCA to LAS.

  • American Airlines leads the way as the most punctual carrier on this route, with 88.52% of its services reaching their destination on schedule.

  • DCA is around 6 kilometres from central Washington DC. If you're driving, catching a taxi or ride-sharing from the centre, it'll take 10 minutes or so to get there, depending on traffic conditions. If you're taking public transport, expect the journey time to be around 25 minutes.

  • Searching for a convenient hotel near Ronald Reagan Washington National Airport? If you're catching an early flight from Washington DC to Las Vegas Harry Reid International Airport, these stays will put you moments from your departure gate:

  • 76% of flights that take off from Ronald Reagan Washington National Airport reach their destination on schedule.

  • DCA is located at 1 Aviation Circle.

Washington Dulles International Airport (IAD)

  • Planning to catch a flight from Washington Dulles International Airport (IAD)? Direct Washington DC to Las Vegas Harry Reid International Airport (LAS) plane tickets are available from here.

  • Get on your direct flight from Washington DC to LAS with United Airlines. This is one of the main carriers flying this route out of IAD.

  • United is the most frequently booked airline flying from IAD to LAS.

  • With 78.44% of its services arriving as planned, United is the most punctual carrier flying between Washington Dulles International Airport and Las Vegas Harry Reid International Airport.

  • You can get to IAD from the centre of Washington DC in about 45 minutes by car (depending on traffic). The ride on public transport will take roughly 1 hour 10 minutes to travel the 40 kilometres or so.

  • Catching an early morning flight? Think about staying at one of these hotels near Washington Dulles International Airport the day before your Washington DC to LAS flight:

  • 74% of flights out of Washington Dulles International Airport arrive within the expected time frame.

  • The address for IAD is 1 Saarinen Circle.

Baltimore Washington International Airport (BWI)

  • Get ready to board and go from Baltimore Washington International Airport (BWI). Direct flights from Washington DC to Las Vegas Harry Reid International Airport are available from here.

  • Get set for takeoff with Southwest Airlines. It offers direct Washington DC to LAS plane tickets from BWI.

  • Southwest Airlines is the airline with the highest passenger demand for flights from BWI to LAS.

  • Spirit Airlines is the best performing carrier for punctuality on this route.

  • BWI is roughly 48 kilometres from central Washington DC. The drive from the city centre to the airport takes about 40 minutes. If you're planning to use public transport, expect a journey of around 50 minutes.

  • Rest a little longer, move a little slower, and still make your Washington DC to Las Vegas Harry Reid International Airport flight with time to spare. These accommodation options near Baltimore Washington International Airport make departure day effortless if you're flying out early:

  • Airports have an on-time performance rating that monitors how often flights land as expected. At BWI, that rate is 77%.

About Las Vegas Harry Reid International Airport (LAS)

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

  • The centre of Las Vegas is roughly 10 kilometres from Las Vegas Harry Reid International Airport. Travel times by car hire or taxi will vary depending on traffic conditions, so do some research before you go.

  • Travelling by public transport will take you around 25 minutes.

How to find the cheapest flights from Washington DC to Las Vegas Harry Reid International Airport (LAS)

  • At the moment, $95 is the best price we've found for a one-way ticket from Washington DC to Las Vegas Harry Reid International Airport. The cheapest price for a return flight is $196. Keep in mind fares can change due to availability at the time of booking.

  • Book one month before your departure date. Pricing trends suggest that this is the ideal window for finding cheap flights from Washington DC to LAS.

  • Plan your trip for June. That's the best month for landing a great bargain on Washington DC to Las Vegas Harry Reid International Airport tickets. If you're flexible with your dates, use the 'Whole month' tool to find the cheapest price across each month.

  • Save time searching for cheap plane tickets from Washington DC to LAS by creating a Price Alert. We'll send you an email or push notification on the app when fares go down.

  • Lock in a cheap flight from Washington DC to Las Vegas Harry Reid International Airport by using filters. Select your ideal duration, departure time and airlines, then sort the results by 'Cheapest' for the best deals.

The best time to fly from Washington DC to Las Vegas Harry Reid International Airport (LAS)

  • October is the most popular month for flights from Washington DC to Las Vegas Harry Reid International Airport (LAS). Plan your visit to Las Vegas in September for a more laid-back experience.

  • When booking your Washington DC to LAS plane ticket, consider the weather you're most comfortable in. July is the warmest month in Las Vegas, with temperatures ranging from 23ºC (73ºF) to 42ºC (108ºF).

  • For cooler conditions, search for a cheap ticket from Washington DC to Las Vegas Harry Reid International Airport in January when temperatures are between -1ºC (30ºF) and 13ºC (55ºF).

More about Las Vegas

  • When it comes to searching for somewhere to rest your head, you'll find the top stays in Las Vegas right here. Explore these options after you've booked your flight from Washington DC to Las Vegas Harry Reid International Airport:

  • Ciudad del Pecado o Las Vegas and Las Vegas Strip are just a couple of the leading attractions to add to your Las Vegas itinerary. Keep the adventure rolling by checking out CityCenter.

Explore more of the United States

  • Victorville is just one of the many cities in the United States waiting to be discovered once you've taken in the sights of Las Vegas. Around 257 kilometres away to the southwest, top sights here include Rock Church of the High Desert, Get Air Trampoline Park and The Community pistachio grove.

  • Around 274 kilometres southwest of Las Vegas, Hesperia is another essential stop in the United States. Start your sightseeing at Deep Creek Trailhead, Hesperia Zoo and Hesperia Lake Park.

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