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Cheap Flights from Harry Reid International to Washington Dulles

Compare Harry Reid International to Washington Dulles flight deals

Find the cheapest month or even day of the year to fly to Washington Dulles

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Flight deals from Harry Reid International to Washington Dulles

Looking for a cheap last-minute deal or the best return flight from Harry Reid International to Washington Dulles? Find the lowest prices on one-way and return tickets right here.
Washington D.C..Rs16,921 per passenger.Departing Mon, 12 Jan.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Harry Reid International on Mon, 12 Jan, arriving in Washington Dulles.Price includes taxes and charges.From Rs16,921, select.
Washington D.C..Rs17,818 per passenger.Departing Thu, 13 Nov.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Harry Reid International on Thu, 13 Nov, arriving in Washington Dulles.Price includes taxes and charges.From Rs17,818, select.
Washington D.C..Rs21,714 per passenger.Departing Wed, 3 Dec.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Harry Reid International on Wed, 3 Dec, arriving in Washington Dulles.Price includes taxes and charges.From Rs21,714, select.
Washington D.C..Rs26,226 per passenger.Departing Fri, 31 Oct.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Harry Reid International on Fri, 31 Oct, arriving in Washington Dulles.Price includes taxes and charges.From Rs26,226, select.
Washington D.C..Rs27,855 per passenger.Departing Sun, 8 Feb.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Harry Reid International on Sun, 8 Feb, arriving in Washington Dulles.Price includes taxes and charges.From Rs27,855, select.
Washington D.C..Rs41,106 per passenger.Departing Wed, 4 Mar.One-way flight with Hawaiian Airlines.Outbound indirect flight with Hawaiian Airlines, departs from Harry Reid International on Wed, 4 Mar, arriving in Washington Dulles.Price includes taxes and charges.From Rs41,106, select.
Washington D.C..Rs44,063 per passenger.Departing Thu, 27 Nov.One-way flight with United.Outbound direct flight with United departs from Harry Reid International on Thu, 27 Nov, arriving in Washington Dulles.Price includes taxes and charges.From Rs44,063, select.
Washington D.C..Rs44,063 per passenger.Departing Sat, 21 Feb.One-way flight with United.Outbound direct flight with United departs from Harry Reid International on Sat, 21 Feb, arriving in Washington Dulles.Price includes taxes and charges.From Rs44,063, select.
Washington D.C..Rs44,129 per passenger.Departing Fri, 31 Oct.One-way flight with United.Outbound direct flight with United departs from Harry Reid International on Fri, 31 Oct, arriving in Washington Dulles.Price includes taxes and charges.From Rs44,129, select.
Washington D.C..Rs44,231 per passenger.Departing Sat, 17 Jan.One-way flight with United.Outbound direct flight with United departs from Harry Reid International on Sat, 17 Jan, arriving in Washington Dulles.Price includes taxes and charges.From Rs44,231, select.
Washington D.C..Rs44,339 per passenger.Departing Wed, 24 Dec.One-way flight with United.Outbound direct flight with United departs from Harry Reid International on Wed, 24 Dec, arriving in Washington Dulles.Price includes taxes and charges.From Rs44,339, select.
Washington D.C..Rs60,783 per passenger.Departing Tue, 11 Aug.One-way flight with Alaska Airlines.Outbound indirect flight with Alaska Airlines, departs from Harry Reid International on Tue, 11 Aug, arriving in Washington Dulles.Price includes taxes and charges.From Rs60,783, select.
Washington D.C..Rs68,685 per passenger.Departing Wed, 20 May.One-way flight with Alaska Airlines.Outbound indirect flight with Alaska Airlines, departs from Harry Reid International on Wed, 20 May, arriving in Washington Dulles.Price includes taxes and charges.From Rs68,685, select.
Washington D.C..Rs70,975 per passenger.Departing Wed, 15 Apr.One-way flight with United.Outbound direct flight with United departs from Harry Reid International on Wed, 15 Apr, arriving in Washington Dulles.Price includes taxes and charges.From Rs70,975, select.
Washington D.C..Rs71,613 per passenger.Departing Wed, 4 Mar.One-way flight with United.Outbound direct flight with United departs from Harry Reid International on Wed, 4 Mar, arriving in Washington Dulles.Price includes taxes and charges.From Rs71,613, select.
Washington D.C..Rs71,747 per passenger.Departing Fri, 12 Jun.One-way flight with Alaska Airlines.Outbound indirect flight with Alaska Airlines, departs from Harry Reid International on Fri, 12 Jun, arriving in Washington Dulles.Price includes taxes and charges.From Rs71,747, select.

Find the cheapest month to fly from Harry Reid International to Washington Dulles

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Harry Reid International to Washington Dulles flights are currently cheapest in January.
Oct
from Rs26,226
Nov
from Rs17,818
Dec
from Rs21,714
Jan
from Rs16,921
Feb
from Rs27,855
Mar
from Rs41,106
Apr
from Rs70,975
May
from Rs68,685
Jun
from Rs71,747
Jul
from Rs73,541
Aug
from Rs60,783
Sep
from Rs73,262

Direct flights from Harry Reid International to Washington Dulles

Harry Reid International to Washington Dulles: Alternative routes

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

Las Vegas to Washington D.C.: Flight information

The things to know before you go.
Cheapest flight foundRs16,921
Cheapest month to flyJanuary
Average flight time4 hrs, 26 mins
Most popular airlineUnited
Average flights per week43

Finding cheap flights from Harry Reid International to Washington Dulles: Frequently asked questions

The best price we found for a return flight from Harry Reid International to Washington Dulles is Rs34,607. 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.
4 hours and 26 minutes is the average flight time from Harry Reid International to Washington Dulles.
United, Ethiopian Airlines and Brussels Airlines fly direct from Harry Reid International to Washington Dulles.
As of October 2025, there are 43 flights per week flying from Harry Reid International to Washington Dulles.
The cheapest month to fly from Harry Reid International to Washington Dulles is usually November.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Harry Reid International Airport to Washington Dulles Airport on Thursday, 13 November 2025.
Yes – the average flight time is 4 hours and 26 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 Washington Dulles 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 Washington D.C. is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines and United offer the cheapest flight tickets to Washington Dulles.

Travelling from Harry Reid Airport (formerly McCarran Airport) (LAS) to Washington Dulles International Airport (IAD): what you need to know

  • Around 4 hours 35 minutes is how long you can expect to be in the air on a direct flight from Harry Reid Airport (formerly McCarran Airport) to Washington Dulles International Airport.

  • The timezone in Washington DC is UTC-4, which is three hours ahead of Las Vegas.

  • Choose from 43 weekly Harry Reid Airport (formerly McCarran Airport) to Washington Dulles International Airport flights. The 08:25 departure with United Airlines is the earliest flight available. United Airlines operates the last service of the day at 23:43.

  • Leave plenty of time to catch your LAS to IAD flight. As a general rule, arrive two hours before international departures and an hour ahead for domestic flights.

  • During popular months like October, it's best to get to the airport earlier. Arrive two hours before domestic departures and four hours ahead for international flights when you fly during a peak period in general.

  • United Airlines is your ticket to exploring Washington DC (and maybe even some other exciting corners of United States!). Check out the direct flights from Harry Reid Airport (formerly McCarran Airport) to Washington Dulles International Airport offered by this popular carrier.

  • United Airlines is the airline most travellers choose for this route.

  • With an impressive 86.59% of services arriving as planned, United Airlines is the most punctual carrier operating LAS to IAD flights.

  • Think about adding a stopover when booking your ticket from Harry Reid Airport (formerly McCarran Airport) to Washington Dulles International Airport. Just deselect 'Direct flights only' to break up your journey, or even explore someplace new along the way. Here's where you can stop between LAS and IAD:

    • Denver International Airport

    • Detroit Metropolitan Wayne County Airport

    • General Mitchell International Airport

How to find the cheapest flights from Harry Reid Airport (formerly McCarran Airport) (LAS) to Washington Dulles International Airport (IAD)

  • Rs16,998 is the lowest price for a one-way Harry Reid Airport (formerly McCarran Airport) to Washington Dulles International Airport flight. A return flight starts from Rs34,765. These prices can change depending on availability.

  • Score cheap tickets from LAS to IAD by booking at least seven months ahead. Based on our research, that's the sweet spot for finding a bargain.

  • The cheapest month for flights from Harry Reid Airport (formerly McCarran Airport) to Washington Dulles International Airport is June. Use the 'Whole month' tool to find the lowest airfares if you have a flexible schedule.

  • Getting your hands on cheap flights from LAS to IAD is a breeze with Price Alerts. Simply set up one of these automatic alerts and we'll let you know when there's a better deal.

  • Tailor your trip with filters. Select your arrival and departure times, total journey duration and airlines. You can also sort the results by 'Fastest,' 'Cheapest' or 'Best' flights from Harry Reid Airport (formerly McCarran Airport) to Washington Dulles International Airport.

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

  • LAS is located at 5757 Wayne Newton Boulevard.

  • Harry Reid Airport (formerly McCarran Airport) maintains a strong on-time performance, reducing your chances of a delayed flight. Departures from LAS arrive at their destination as scheduled 82.07% of the time.

  • Central Las Vegas to Harry Reid Airport (formerly McCarran Airport) is approximately 19 kilometres. Depending on traffic, it'll take you about 15 minutes to get there if you're driving, catching a cab or ride-sharing.

  • The journey when using public transport will take about 1 hour.

  • Booked an early flight from Harry Reid Airport (formerly McCarran Airport) to Washington Dulles International Airport? Avoid the last-minute rush to the terminal (and sneak in some extra snooze time) by choosing one of these stays close to LAS:

Arriving at Washington Dulles International Airport (IAD)

Getting from Washington Dulles International Airport (IAD) to central Washington DC

  • IAD is located at 1 Saarinen Circle.

  • From Washington Dulles International Airport, Washington DC is approximately 56 kilometres away. It takes around 50 minutes to get to the centre driving.

  • It'll take around 3 hours 25 minutes if you're using public transport.

When to fly to Washington Dulles International Airport (IAD)

  • The quietest month for a flight from Harry Reid Airport (formerly McCarran Airport) to Washington Dulles International Airport is January, while April is the busiest. Choose the best time to visit Washington DC based on whether you prefer a laid-back vibe or a more bustling atmosphere.

  • Lock in your flight from Harry Reid Airport (formerly McCarran Airport) to Washington Dulles International Airport for July if you want to go to Washington DC during its warmest month. You can expect temperatures of between 19ºC and 33ºC.

  • If you want cooler conditions, look for a cheap ticket from LAS to IAD in January. Average temperatures are between -6ºC and 10ºC then.

Explore more of United States

  • Washington DC has its own special appeal, but there are so many other corners of United States just waiting to be discovered. Around 322 kilometres north-east of Washington DC, a visit to New York will keep you on the go. Start with leading sights like Statue of Liberty, Central Park and Empire State Building.

  • Philadelphia is another must-experience destination in United States and is around 193 kilometres north-east of Washington DC. No trip is complete without a visit to Liberty Bell, Independence Hall and Philadelphia Museum of Art.

Plan the rest of your trip from Las Vegas to Washington D.C.

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