Cheap Flights from Washington (IAD) to Las Vegas (LAS) from £86

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

Prices were available within the past 7 days and starts at £86 for one-way flights and £191 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
United
Alaska Airlines
Alaska Airlines
United
American Airlines
United
United
United
United
Alaska Airlines
United
United
United
United
United
United
United
United
United
Flight from Washington to Las Vegas route information
Origin AirportWashington Dulles Intl.
Destination AirportMcCarran Intl.
Airlines ServingUnited
Flight Price£190
Distance3297 km

Compare flights from Washington to Las Vegas easily and book in confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Washington to Las Vegas. Operating between them 6 flights per day, 20 airlines cover the route. And Austrian, SAS, Brussels Airlines, United Airlines, Ethiopian Airlines fly direct, getting you to McCarran Intl. in just 5hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Washington Dulles Intl. to McCarran Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Washington Dulles Intl. (IAD) to McCarran Intl. (LAS) 

The easiest way to view the best deals on flights from Washington to Las Vegas today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Washington Dulles Intl. to McCarran Intl. start at just £191 and range up to £230.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Washington and Las Vegas
  • booking your flight during November, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Washington to Las Vegas flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Washington Dulles Intl. to McCarran Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.