CA $138 Cheap Flights from Washington (IAD) to Las Vegas (LAS)

Popular airlines from Washington Dulles International Airport (IAD) to Harry Reid Intl. Airport (LAS)

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Cheap flights from Washington (IAD) to Las Vegas (LAS)

Prices were available within the past 7 days and start at CA $138 for one-way flights and CA $313 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Hawaiian Airlines
Delta
Delta
Delta
Delta
Delta
Alaska Airlines
United
American Airlines

Find the cheapest month to fly from Washington (IAD) to Las Vegas (LAS)

May is typically the cheapest month to fly

From CA $154 - CA $661 per traveller.

Graph displaying average flight prices per month

Flight from Washington to Las Vegas (IAD - LAS) route information
Origin airport
Washington Dulles Intl.
Destination airport
Harry Reid Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta
Roundtrip price
CA $313
Distance
3297 km
Average flight time
2 hours 41 mins

Chantilly to Las Vegas Flights

The easy way to book your flights from Washington to Las Vegas 

With Expedia, it’s simple to find and book flights to Las Vegas from Washington whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Harry Reid Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Washington to Las Vegas today, tomorrow, or this week.  

 

Save dollars with cheap flights from Washington Dulles Intl., IAD to Harry Reid Intl., LAS 

Sort your search results by price to find great deals on your flight from Washington to Las Vegas—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Las Vegas from Washington currently is just CA $313 rising to CA $424.  

Here are more money-saving tips: 

  • Fly in September when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Las Vegas  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Las Vegas from Washington 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Las Vegas with Expedia today.

Frequently asked questions

How much is a flight from Dulles Intl. Airport to Harry Reid Airport (formerly McCarran Airport)?
Round-trip journeys from Dulles Intl. Airport to Harry Reid Intl. Airport (LAS) start from CA $313. This price is based on fares listed within the last 7 days on Expedia for flights departing within the next year — book ASAP so you don't miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Dulles Intl. Airport to Harry Reid Airport (formerly McCarran Airport)?
Every air carrier has its own terms and conditions. If you do decide to cancel, follow the easy instructions on our Customer Service Portal.
How do I find cheap flights from Dulles Intl. Airport to Harry Reid Intl. Airport (LAS) that have flexible change policies?
Plenty of airlines will allow you to move your flight without a change fee. All you pay is any additional cost for the new flight. When searching for IAD to Harry Reid Airport (formerly McCarran Airport) flights, you'll see a "No change fees" box for you to select.
How many hours is the flight from Dulles Intl. Airport to Harry Reid Intl. Airport (LAS)?
You may like to bring your own in-flight entertainment, as it takes approximately 10 hours and 9 minutes to reach Harry Reid Airport (formerly McCarran Airport) from Washington Dulles Intl. Airport (IAD). A set of noise-cancelling earphones will also be useful.
How far is the flight from Washington Dulles Intl. Airport (IAD) to Harry Reid Airport (formerly McCarran Airport)?
It's around 3,300 kilometres from Chantilly to Las Vegas, so expect to be strapped into your seat for a while. Keep yourself entertained with things like a magazine or a thrilling novel.
Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to Harry Reid Airport (formerly McCarran Airport)?
United Airlines (UA) will take you from Washington Dulles Intl. Airport (IAD) to LAS safely and reliably. You can choose from 91 flights each month along this route.
Are Washington Dulles Intl. Airport (IAD) to Harry Reid Intl. Airport (LAS) flight tickets cheaper when they're purchased at the last minute?
Last-minute bookings from Washington Dulles Intl. Airport (IAD) to Harry Reid Airport (formerly McCarran Airport) can be hit-or-miss. You may be able to find a bargain, but you could also completely miss out! If you'd prefer to play it safe and start your trip planning ahead of time, Expedia compares flight deals up to a year in advance. Just keep in mind that not all airlines list their prices that far in advance. Our suggestion? Check back often as updates are made regularly.

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