CA $197 Cheap Flights from Las Vegas (LAS) to Washington (IAD)

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

Prices were available within the past 7 days and start at CA $197 for one-way flights and CA $409 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

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Alaska Airlines
Flight from Las Vegas to Washington (LAS - IAD) route information
Origin airport
Harry Reid Intl.
Destination airport
Washington Dulles Intl.
Roundtrip price
CA $408
Distance
3297 km
Average flight time
9 hours 12 mins

Las Vegas to Chantilly Flights

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

With Expedia, it’s simple to find and book flights to Washington from Las Vegas 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 Austrian, SAS, Brussels Airlines, United Airlines nonstop flights to Washington Dulles 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 Las Vegas to Washington today, tomorrow, or this week.  

 

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

Sort your search results by price to find great deals on your flight from Las Vegas to Washington—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Washington from Las Vegas currently is just CA $409 rising to CA $501.  

Here are more money-saving tips: 

  • Fly in May when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Washington  
  • 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 Washington from Las Vegas 

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 Washington with Expedia today.

Frequently asked questions

How much is a flight from LAS to IAD?
Start packing your bags, because round-trip journeys from LAS to Washington Dulles Intl. Airport (IAD) start from CA $409. That’s based on fares advertised within the last 7 days on Expedia for flights departing within the next year. Prices can go up quickly, so book now to score the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Harry Reid Airport (formerly McCarran Airport) to Dulles Intl. Airport?
Most flights can be conveniently canceled online, but whether or not you are charged a fee varies between airlines. If you do need to cancel your vacation, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Harry Reid Airport (formerly McCarran Airport) to IAD that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for LAS to Washington Dulles Intl. Airport (IAD) flights, you’ll see a “no change fees” filter for you to select.
How many hours is the flight from Harry Reid Airport (formerly McCarran Airport) to Dulles Intl. Airport?
The average flight time between LAS (LAS) and IAD (IAD) is 8 hours and 1 minute. If you’re traveling with kids, it’s always a good idea to pack some fruit or snacks in your carry-on bag.
How far is the flight from Harry Reid Airport (formerly McCarran Airport) to Dulles Intl. Airport?
Around 3,300 kilometers separates Las Vegas and Chantilly, so pack some entertainment to help you fill in a few hours. That action-packed novel you haven’t finished will do the trick.
Which airlines fly direct from Harry Reid Airport (formerly McCarran Airport) to IAD?
United Airlines (UA) will take you from Harry Reid Airport (formerly McCarran Airport) to Dulles Intl. Airport safely and comfortably. Choose from 60 direct flights each month on this route.
Are LAS to Dulles Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices are always on the move, so there are no guarantees. While last-minute flight deals between Harry Reid Airport (formerly McCarran Airport) and Dulles Intl. Airport are of course possible, it’s also a good idea to keep a close eye on prices well before you fly. In fact, some airlines publish their prices up to 12 months prior to the departure date. Expedia is continuously updating the biggest bargains around, so keep checking back and be ready to grab your seat when fare prices drop.
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