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

View AU$159 flight on Wed, 10 Sep. 2025Opens in a new window

Popular airlines from Harry Reid Intl. Airport (LAS) to Ronald Reagan National Airport (DCA)

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

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, 8 Oct. - Sat, 18 Oct.
LAS
Las Vegas
DCA
Washington
AU$393 Return, found 10 hours ago
AU$393
Return
found 10 hours ago
Select Delta flight, departing Wed, 8 Oct. from Las Vegas to Washington, returning Sat, 18 Oct., priced at AU$393 found 10 hours ago
Delta
Sat, 6 Sep. - Sat, 13 Sep.
LAS
Las Vegas
DCA
Washington
AU$394 Return, found 1 day ago
AU$394
Return
found 1 day ago
Select Delta flight, departing Sat, 6 Sep. from Las Vegas to Washington, returning Sat, 13 Sep., priced at AU$394 found 1 day ago
Delta
Wed, 8 Oct. - Sat, 18 Oct.
LAS
Las Vegas
DCA
Washington
AU$431 Return, found 10 hours ago
AU$431
Return
found 10 hours ago
Select Delta flight, departing Wed, 8 Oct. from Las Vegas to Washington, returning Sat, 18 Oct., priced at AU$431 found 10 hours ago
American Airlines
Sat, 6 Sep. - Sat, 13 Sep.
LAS
Las Vegas
DCA
Washington
AU$433 Return, found 1 day ago
AU$433
Return
found 1 day ago
Select American Airlines flight, departing Sat, 6 Sep. from Las Vegas to Washington, returning Sat, 13 Sep., priced at AU$433 found 1 day ago
United
Sat, 6 Sep. - Sat, 13 Sep.
LAS
Las Vegas
DCA
Washington
AU$449 Return, found 1 day ago
AU$449
Return
found 1 day ago
Select United flight, departing Sat, 6 Sep. from Las Vegas to Washington, returning Sat, 13 Sep., priced at AU$449 found 1 day ago
Alaska Airlines
Wed, 8 Oct. - Sat, 18 Oct.
LAS
Las Vegas
DCA
Washington
AU$462 Return, found 10 hours ago
AU$462
Return
found 10 hours ago
Select Alaska Airlines flight, departing Wed, 8 Oct. from Las Vegas to Washington, returning Sat, 18 Oct., priced at AU$462 found 10 hours ago
Delta
Wed, 8 Oct. - Sat, 18 Oct.
LAS
Las Vegas
DCA
Washington
AU$470 Return, found 10 hours ago
AU$470
Return
found 10 hours ago
Select Delta flight, departing Wed, 8 Oct. from Las Vegas to Washington, returning Sat, 18 Oct., priced at AU$470 found 10 hours ago
Alaska Airlines
Wed, 8 Oct. - Sat, 18 Oct.
LAS
Las Vegas
DCA
Washington
AU$474 Return, found 10 hours ago
AU$474
Return
found 10 hours ago
Select Alaska Airlines flight, departing Wed, 8 Oct. from Las Vegas to Washington, returning Sat, 18 Oct., priced at AU$474 found 10 hours ago
Delta
Wed, 8 Oct. - Sat, 18 Oct.
LAS
Las Vegas
DCA
Washington
AU$483 Return, found 10 hours ago
AU$483
Return
found 10 hours ago
Select Delta flight, departing Wed, 8 Oct. from Las Vegas to Washington, returning Sat, 18 Oct., priced at AU$483 found 10 hours ago
Alaska Airlines
Sat, 6 Sep. - Sat, 13 Sep.
LAS
Las Vegas
DCA
Washington
AU$491 Return, found 1 day ago
AU$491
Return
found 1 day ago
Select Alaska Airlines flight, departing Sat, 6 Sep. from Las Vegas to Washington, returning Sat, 13 Sep., priced at AU$491 found 1 day ago

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

September is typically the cheapest month to fly

From AU$211 - AU$374 per traveller.

Graph displaying average flight prices per month

Flight from Las Vegas to Washington route information
Origin airport
Harry Reid Intl.
Destination airport
Ronald Reagan Washington National
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Return price
AU$393
Distance
3333 km
Average flight time
9 hours 3 mins

Your quick guide to flights from Las Vegas to Washington

Pick up great flights from Las Vegas to Washington

With Expedia, you have your pick of 2 flights a day with 20 airlines covering flights from Las Vegas to Washington. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Las Vegas to Washington that take around 10 hours.

Find cheap flights from Las Vegas to Washington

From the great flight deals with prices currently ranging from AU$393 to AU$491, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Las Vegas to Washington around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Washington is normally in October.

Reasons to book your flight from Las Vegas to Washington with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Las Vegas to Washington across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Washington right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from Harry Reid Airport (formerly McCarran Airport) to Ronald Reagan Washington National Airport (DCA)?
Round-trip flights from LAS to Ronald Reagan Washington National Airport (DCA) start from AU$393. This price is based on fares advertised within the last 7 days on Expedia for flights departing within the next year — make your booking ASAP to avoid missing 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 LAS to National Airport?
Each airline has its own terms and conditions. If you decide to cancel your trip, head to our Customer Service Portal.
How do I find cheap flights from LAS to National Airport 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 Harry Reid Airport (formerly McCarran Airport) to DCA flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Harry Reid Airport (formerly McCarran Airport) to National Airport?
The flight distance from Las Vegas to Arlington is 3 400 kilometres. Bring a snack, a drink and an interesting novel to read. Keep yourself occupied and time will zip by.
Which airlines fly direct from Harry Reid Airport (formerly McCarran Airport) to Ronald Reagan Washington National Airport (DCA)?
Offering 30 flights every month, American Airlines (AA) is a great choice when flying straight from LAS to Ronald Reagan Washington National Airport (DCA).
Are Harry Reid Airport (formerly McCarran Airport) to National Airport flight tickets cheaper when they're purchased at the last minute?
It is possible to nab great last-minute deals from Harry Reid Airport (formerly McCarran Airport) to National Airport, but it can also be hit-or-miss. As many airlines release seats up to a year in advance, it's worthwhile keeping an eye on fares early and being ready to book when you see a good bargain. Expedia compares carrier prices and updates flight deals regularly, so you can rest easy knowing you're always getting the latest offers.

Explore a world of travel with Expedia

Washington Flight Deals

Washington

Las Vegas to Washington Dulles Intl.
AU$461.90

Baltimore

*Available to Expedia members.