Find Cheap Flights from Las Vegas to Washington, D.C. (LAS - WAS)

Flights overview

Useful information for finding cheap flights from Las Vegas to Washington, D.C. and booking your next trip

Cheapest round-trip flights	$160	Frontier 1 stop 11 hr Thu, May 7 — Fri, May 15	The cheapest round-trip flight from Las Vegas to Washington, D.C. is currently $160
Cheapest one-way flight	$80	Frontier 1 stop 11 hr Wed, May 6	The cheapest one-way flight from Las Vegas to Washington, D.C. is currently $80
Cheapest nonstop flights	$198	Frontier Nonstop 5 hr Thu, May 28 — Wed, Jun 3	The cheapest nonstop round-trip flight from Las Vegas to Washington, D.C. is currently $198
Last-minute weekend getaway	$250	Frontier 1 stop 12 hr Sat, Apr 18 — Sun, Apr 19	The cheapest last-minute weekend getaway from Las Vegas to Washington, D.C. is currently $250
Cheapest business class flights	$438	Frontier 1 stop 31 hr Fri, May 8 — Fri, May 15	The cheapest business class round-trip flight from Las Vegas to Washington, D.C. is currently $438

Fastest flight	4 hr 30 min	The fastest nonstop flight from Las Vegas to Washington, D.C. takes 4 hr 30 min
Nonstop flights	Every day	There are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from Las Vegas to Washington, D.C. is typically October. The most expensive month to fly is typically March.

October Cheapest	Typical prices: $120–260
March Most expensive	Typical prices: $235–420

Popular airlines from Las Vegas to Washington, D.C.

Southwest

Nonstop

from $369

Typical price: $285–530

41 weekly nonstop flights

LAS - BWI, DCA Every day

2240 weekly connecting flights

LAS - BWI, DCA, IAD Every day
United

Nonstop

from $347

Typical price: $245–490

19 weekly nonstop flights

LAS - IAD Every day

1211 weekly connecting flights

LAS - BWI, DCA, IAD Every day
American

Nonstop

from $352

Typical price: $295–560

7 weekly nonstop flights

LAS - DCA Every day

1016 weekly connecting flights

LAS - BWI, DCA, IAD Every day
Delta

from $379

Typical price: $275–620

1116 weekly connecting flights

LAS - BWI, DCA, IAD Every day
Alaska

from $397

Typical price: $310–670

105 weekly connecting flights

LAS - BWI, DCA, IAD Every day
Frontier

from $160

Typical price: $180–355

95 weekly connecting flights

LAS - BWI, DCA, IAD Every day

Popular airports near Las Vegas

Harry Reid International Airport (LAS)

Las Vegas United States 16 min 6 mi
St. George Regional Airport (SGU) (SGU)

St. George United States 1 hr 52 min 108 mi
Boulder City Municipal Airport (BLD)

Boulder City United States 26 min 22 mi
Ontario International Airport (ONT)

Ontario United States 3 hr 31 min 201 mi

Popular airports near Washington, D.C.

Ronald Reagan Washington National Airport (DCA)

Washington United States 17 min 4 mi
Dulles International Airport (IAD)

Washington United States 54 min 22 mi
Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI)

Baltimore United States 48 min 27 mi
Philadelphia International Airport (PHL)

Philadelphia United States 2 hr 19 min 116 mi

Frequently asked questions about flying from Las Vegas to Washington, D.C.

The cheapest flights from Las Vegas to Washington, D.C. are usually in October. Typical ticket prices in October range from $120 to $260.

The cheapest round-trip flight from Las Vegas to Washington, D.C. recently found on Google Flights was with Frontier from $160. The cheapest one-way flight was with Frontier from $80.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest Southwest flight from Las Vegas to Washington, D.C. is $369, flying from Jun 1 to Jun 9.
The cheapest United flight from Las Vegas to Washington, D.C. is $347, flying from May 11 to May 19.
The cheapest American flight from Las Vegas to Washington, D.C. is $352, flying from May 4 to May 12.
The cheapest Delta flight from Las Vegas to Washington, D.C. is $379, flying from May 28 to Jun 3.
The cheapest Alaska flight from Las Vegas to Washington, D.C. is $397, flying from May 30 to Jun 6.
The cheapest Frontier flight from Las Vegas to Washington, D.C. is $160, flying from May 7 to May 15.

The cheapest round-trip flight from Las Vegas to Washington, D.C. starts at $160 from Thu, May 7 to Fri, May 15. The cheapest one-way flight starts at $80 and departs on Wed, May 6.

4 hr 30 min is the shortest flight time from Las Vegas to Washington, D.C..

Mid-Mar–Jun is Washington DC's busiest time, with many people timing their visits to coincide with cherry blossom season (late Mar–mid Apr). Washington DC’s conference centers and hotels also bustle while Congress is in session (Sep–Nov and mid-Jan–Jun). Jul–Aug tend to be hot and humid, while snowfall can vary widely in winter. The city’s most popular events are the annual Cherry Blossom Festival in spring, the 4th of July celebration in summer, and the lighting of the National Christmas Tree in winter.

It's easy to use Google Flights to find the cheapest days to fly from Las Vegas to Washington, D.C..
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.

What counts as the best airline for your flights from Las Vegas to Washington, D.C. really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Las Vegas to Washington, D.C..

In terms of nonstop flights, Southwest is the most popular. Southwest offers 41 nonstop flights and 2,240 connecting flights per week. Southwest flies from Harry Reid International Airport (LAS) to Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) .

Other popular airlines flying from Las Vegas to Washington, D.C. are:

United offers 19 nonstop flights and 1,211 connecting flights per week. United flies from Harry Reid International Airport (LAS) to Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) .
American offers 7 nonstop flights and 1,016 connecting flights per week. American flies from Harry Reid International Airport (LAS) to Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) .
Delta offers 1,116 connecting flights per week. Delta flies from Harry Reid International Airport (LAS) to Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) .
Alaska offers 105 connecting flights per week. Alaska flies from Harry Reid International Airport (LAS) to Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) .
Frontier offers 95 connecting flights per week. Frontier flies from Harry Reid International Airport (LAS) to Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) .

The number of connecting flights refers to distinct flights with at least one stop between Las Vegas and Washington, D.C..

The cheapest round-trip flight from Las Vegas to Washington, D.C. recently found on Google Flights was with Frontier from $160. The cheapest one-way flight was with Frontier from $80.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest Southwest flight from Las Vegas to Washington, D.C. is $369, flying from Jun 1 to Jun 9.
The cheapest United flight from Las Vegas to Washington, D.C. is $347, flying from May 11 to May 19.
The cheapest American flight from Las Vegas to Washington, D.C. is $352, flying from May 4 to May 12.
The cheapest Delta flight from Las Vegas to Washington, D.C. is $379, flying from May 28 to Jun 3.
The cheapest Alaska flight from Las Vegas to Washington, D.C. is $397, flying from May 30 to Jun 6.
The cheapest Frontier flight from Las Vegas to Washington, D.C. is $160, flying from May 7 to May 15.

Southwest, Spirit, American and United fly direct from Las Vegas to Washington, D.C..

There are 41 Southwest direct flights from Las Vegas to Washington, D.C. per week. Flights are available every day.
There are 19 United direct flights from Las Vegas to Washington, D.C. per week. Flights are available every day.
There are 7 American direct flights from Las Vegas to Washington, D.C. per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

The cheapest last-minute deal between Las Vegas and Washington, D.C. at price $250 is offered by Frontier from Sat, Apr 18 to Sun, Apr 19.

Southwest, Spirit, American and United fly direct from Las Vegas to Washington, D.C..

There are 41 Southwest direct flights from Las Vegas to Washington, D.C. per week. Flights are available every day.
There are 19 United direct flights from Las Vegas to Washington, D.C. per week. Flights are available every day.
There are 7 American direct flights from Las Vegas to Washington, D.C. per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

There are direct flights from Las Vegas to Washington, D.C. on a daily basis.

The cheapest direct (nonstop) round-trip flights between Las Vegas and Washington, D.C. start at $198 from Thu, May 28 to Wed, Jun 3 with Frontier.

It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Las Vegas to Washington, D.C., just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.

The cheapest business class round-trip flights between Las Vegas and Washington, D.C. start at $438 from Fri, May 8 to Fri, May 15 with Frontier.

The cheapest economy class round-trip flights between Las Vegas and Washington, D.C. start at $160 from Thu, May 7 to Fri, May 15.

To book business class trips from Las Vegas to Washington, D.C., look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.

The best last-minute getaway deal for the next weekend between Las Vegas and Washington, D.C. starts at $250 from Sat, Apr 18 to Sun, Apr 19 with Frontier.

The cheapest last-minute deal between Las Vegas and Washington, D.C. at price $250 is offered by Frontier from Sat, Apr 18 to Sun, Apr 19.

To find last-minute flight deals from Las Vegas to Washington, D.C., start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.