S$240 Cheap Flights from Las Vegas to Washington

View S$240 flight on Tue, 9 Jun, 2026Opens in a new window

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

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 40% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

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

Prices were available within the past 7 days and start at S$240 for one-way flights and S$512 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 16 May - Sat, 23 May
LAS
Las Vegas
DCA
Washington
S$512 Return, found 2 days ago
S$512
Return
found 2 days ago
Select Delta flight, departing Sat, 16 May from Las Vegas to Washington, returning Sat, 23 May, priced at S$512 found 2 days ago
Delta
Sat, 16 May - Sat, 23 May
LAS
Las Vegas
DCA
Washington
S$575 Return, found 2 days ago
S$575
Return
found 2 days ago
Select Delta flight, departing Sat, 16 May from Las Vegas to Washington, returning Sat, 23 May, priced at S$575 found 2 days ago
United
Sat, 16 May - Sat, 23 May
LAS
Las Vegas
DCA
Washington
S$582 Return, found 2 days ago
S$582
Return
found 2 days ago
Select United flight, departing Sat, 16 May from Las Vegas to Washington, returning Sat, 23 May, priced at S$582 found 2 days ago
American Airlines
Sat, 16 May - Sat, 23 May
LAS
Las Vegas
DCA
Washington
S$589 Return, found 2 days ago
S$589
Return
found 2 days ago
Select American Airlines flight, departing Sat, 16 May from Las Vegas to Washington, returning Sat, 23 May, priced at S$589 found 2 days ago
American Airlines
Sat, 16 May - Sat, 23 May
LAS
Las Vegas
DCA
Washington
S$615 Return, found 2 days ago
S$615
Return
found 2 days ago
Select American Airlines flight, departing Sat, 16 May from Las Vegas to Washington, returning Sat, 23 May, priced at S$615 found 2 days ago
American Airlines
Sat, 16 May - Sat, 23 May
LAS
Las Vegas
DCA
Washington
S$619 Return, found 2 days ago
S$619
Return
found 2 days ago
Select American Airlines flight, departing Sat, 16 May from Las Vegas to Washington, returning Sat, 23 May, priced at S$619 found 2 days ago
United
Sat, 16 May - Sat, 23 May
LAS
Las Vegas
DCA
Washington
S$626 Return, found 2 days ago
S$626
Return
found 2 days ago
Select United flight, departing Sat, 16 May from Las Vegas to Washington, returning Sat, 23 May, priced at S$626 found 2 days ago
American Airlines
Sat, 16 May - Sat, 23 May
LAS
Las Vegas
DCA
Washington
S$632 Return, found 2 days ago
S$632
Return
found 2 days ago
Select American Airlines flight, departing Sat, 16 May from Las Vegas to Washington, returning Sat, 23 May, priced at S$632 found 2 days ago
Delta
Sat, 16 May - Sat, 23 May
LAS
Las Vegas
DCA
Washington
S$637 Return, found 2 days ago
S$637
Return
found 2 days ago
Select Delta flight, departing Sat, 16 May from Las Vegas to Washington, returning Sat, 23 May, priced at S$637 found 2 days ago
Delta
Sat, 16 May - Sat, 23 May
LAS
Las Vegas
DCA
Washington
S$638 Return, found 2 days ago
S$638
Return
found 2 days ago
Select Delta flight, departing Sat, 16 May from Las Vegas to Washington, returning Sat, 23 May, priced at S$638 found 2 days ago

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 S$512. 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.

Travel information

Origin airport
Harry Reid Intl.
Destination airport
Ronald Reagan Washington National
Return price
S$512
Distance
3333 km
Average flight time
9 hours 27 mins

Explore a world of travel with Expedia

*Available to Expedia members.