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	$149	Frontier 1 stop 9 hr Sat, Feb 21 — Sat, Feb 28	The cheapest round-trip flight from Las Vegas to Washington, D.C. is currently $149
Cheapest one-way flight	$74	Spirit 1 stop 7 hr Tue, Mar 3	The cheapest one-way flight from Las Vegas to Washington, D.C. is currently $74
Cheapest nonstop flights	$405	Southwest Nonstop 5 hr Sat, Apr 18 — Mon, Apr 27	The cheapest nonstop round-trip flight from Las Vegas to Washington, D.C. is currently $405
Last-minute weekend getaway	$259	Spirit 1 stop 7 hr Thu, Jan 29 — Mon, Feb 2	The cheapest last-minute weekend getaway from Las Vegas to Washington, D.C. is currently $259
Cheapest business class flights	$1,096	Delta 1 stop 8 hr Mon, Apr 27 — Tue, May 5	The cheapest business class round-trip flight from Las Vegas to Washington, D.C. is currently $1,096

Fastest flight	4 hr 23 min	The fastest nonstop flight from Las Vegas to Washington, D.C. takes 4 hr 23 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 December.

October Cheapest	Typical prices: $120–260
December Most expensive	Typical prices: $180–370

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

Southwest

Nonstop

from $361

Typical price: $280–520

35 weekly nonstop flights

LAS - BWI, DCA Every day

2247 weekly connecting flights

LAS - BWI, DCA, IAD Every day
United

Nonstop

from $323

Typical price: $235–470

20 weekly nonstop flights

LAS - IAD Every day

1278 weekly connecting flights

LAS - BWI, DCA, IAD Every day
Delta

from $323

Typical price: $265–580

1240 weekly connecting flights

LAS - BWI, DCA, IAD Every day
American

Nonstop

from $356

Typical price: $290–520

7 weekly nonstop flights

LAS - DCA Every day

760 weekly connecting flights

LAS - BWI, DCA, IAD Every day
Alaska

from $310

Typical price: $295–610

107 weekly connecting flights

LAS - BWI, DCA, IAD Every day
Frontier

from $180

Typical price: $165–345

75 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
Ontario International Airport (ONT)

Ontario United States 3 hr 32 min 201 mi
Boulder City Municipal Airport (BLD)

Boulder City United States 26 min 22 mi

Popular airports near Washington, D.C.

Ronald Reagan Washington National Airport (DCA)

Washington United States 18 min 4 mi
Dulles International Airport (IAD)

Washington United States 52 min 22 mi
Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI)

Baltimore United States 49 min 27 mi
Philadelphia International Airport (PHL)

Philadelphia United States 2 hr 20 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 $149. The cheapest one-way flight was with Spirit from $74.

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

The cheapest Southwest flight from Las Vegas to Washington, D.C. is $361, flying from Feb 23 to Mar 4.
The cheapest United flight from Las Vegas to Washington, D.C. is $323, flying from Feb 26 to Mar 4.
The cheapest Delta flight from Las Vegas to Washington, D.C. is $323, flying from Feb 27 to Mar 8.
The cheapest American flight from Las Vegas to Washington, D.C. is $356, flying from Feb 19 to Feb 25.
The cheapest Alaska flight from Las Vegas to Washington, D.C. is $310, flying from Feb 26 to Mar 4.
The cheapest Frontier flight from Las Vegas to Washington, D.C. is $180, flying from Apr 16 to Apr 22.

The cheapest round-trip flight from Las Vegas to Washington, D.C. starts at $149 from Sat, Feb 21 to Sat, Feb 28. The cheapest one-way flight starts at $74 and departs on Tue, Mar 3.

4 hr 23 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 35 nonstop flights and 2,247 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 20 nonstop flights and 1,278 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) .
Delta offers 1,240 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) .
American offers 7 nonstop flights and 760 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) .
Alaska offers 107 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 75 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 $149. The cheapest one-way flight was with Spirit from $74.

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

The cheapest Southwest flight from Las Vegas to Washington, D.C. is $361, flying from Feb 23 to Mar 4.
The cheapest United flight from Las Vegas to Washington, D.C. is $323, flying from Feb 26 to Mar 4.
The cheapest Delta flight from Las Vegas to Washington, D.C. is $323, flying from Feb 27 to Mar 8.
The cheapest American flight from Las Vegas to Washington, D.C. is $356, flying from Feb 19 to Feb 25.
The cheapest Alaska flight from Las Vegas to Washington, D.C. is $310, flying from Feb 26 to Mar 4.
The cheapest Frontier flight from Las Vegas to Washington, D.C. is $180, flying from Apr 16 to Apr 22.

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

There are 35 Southwest direct flights from Las Vegas to Washington, D.C. per week. Flights are available every day.
There are 20 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 $259 is offered by Spirit from Thu, Jan 29 to Mon, Feb 2.

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

There are 35 Southwest direct flights from Las Vegas to Washington, D.C. per week. Flights are available every day.
There are 20 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 $405 from Sat, Apr 18 to Mon, Apr 27 with Southwest.

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 $1,096 from Mon, Apr 27 to Tue, May 5 with Delta.

The cheapest economy class round-trip flights between Las Vegas and Washington, D.C. start at $149 from Sat, Feb 21 to Sat, Feb 28.

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 $259 from Thu, Jan 29 to Mon, Feb 2 with Spirit.

The cheapest last-minute deal between Las Vegas and Washington, D.C. at price $259 is offered by Spirit from Thu, Jan 29 to Mon, Feb 2.

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.