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

Flights overview

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

Cheapest round-trip flights	$160	Frontier 1 stop 17 hr Sat, May 2 — Fri, May 8	The cheapest round-trip flight from Washington, D.C. to Las Vegas is currently $160
Cheapest one-way flight	$75	Frontier 1 stop 9 hr Tue, May 5	The cheapest one-way flight from Washington, D.C. to Las Vegas is currently $75
Cheapest nonstop flights	$198	Frontier Nonstop 6 hr Thu, May 28 — Wed, Jun 3	The cheapest nonstop round-trip flight from Washington, D.C. to Las Vegas is currently $198
Last-minute weekend getaway	$305	Frontier 1 stop 11 hr Sat, Apr 18 — Sun, Apr 19	The cheapest last-minute weekend getaway from Washington, D.C. to Las Vegas is currently $305
Cheapest business class flights	$408	Frontier 1 stop 15 hr Mon, May 4 — Tue, May 12	The cheapest business class round-trip flight from Washington, D.C. to Las Vegas is currently $408

Fastest flight	4 hr 55 min	The fastest nonstop flight from Washington, D.C. to Las Vegas takes 4 hr 55 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 Washington, D.C. to Las Vegas is typically October. The most expensive month to fly is typically March.

October Cheapest	Typical prices: $120–260
March Most expensive	Typical prices: $235–435

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

Southwest

Nonstop

from $369

Typical price: $285–540

41 weekly nonstop flights

BWI, DCA - LAS Every day

2336 weekly connecting flights

BWI, DCA, IAD - LAS Every day
United

Nonstop

from $338

Typical price: $245–490

19 weekly nonstop flights

IAD - LAS Every day

1267 weekly connecting flights

BWI, DCA, IAD - LAS Every day
American

Nonstop

from $350

Typical price: $295–570

7 weekly nonstop flights

DCA - LAS Every day

967 weekly connecting flights

BWI, DCA, IAD - LAS Every day
Delta

from $379

Typical price: $280–630

1185 weekly connecting flights

BWI, DCA, IAD - LAS Every day
Alaska

from $341

Typical price: $305–680

105 weekly connecting flights

BWI, DCA, IAD - LAS Every day
Frontier

from $160

Typical price: $175–360

85 weekly connecting flights

BWI, DCA, IAD - LAS Every day

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

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

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

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

The cheapest round-trip flight from Washington, D.C. to Las Vegas recently found on Google Flights was with Frontier from $160. The cheapest one-way flight was with Frontier from $75.

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

The cheapest Southwest flight from Washington, D.C. to Las Vegas is $369, flying from Jun 1 to Jun 9.
The cheapest United flight from Washington, D.C. to Las Vegas is $338, flying from May 28 to Jun 3.
The cheapest American flight from Washington, D.C. to Las Vegas is $350, flying from May 3 to May 12.
The cheapest Delta flight from Washington, D.C. to Las Vegas is $379, flying from May 28 to Jun 3.
The cheapest Alaska flight from Washington, D.C. to Las Vegas is $341, flying from Jun 4 to Jun 10.
The cheapest Frontier flight from Washington, D.C. to Las Vegas is $160, flying from May 2 to May 8.

The cheapest round-trip flight from Washington, D.C. to Las Vegas starts at $160 from Sat, May 2 to Fri, May 8. The cheapest one-way flight starts at $75 and departs on Tue, May 5.

4 hr 55 min is the shortest flight time from Washington, D.C. to Las Vegas.

Las Vegas is a busy year-round destination with a subtropical desert climate. There's no specific peak season, but crowds and prices increase around holidays and the many annual conventions. Popular events include the Consumer Electronic Show (Jan), the Project fashion trade show (Feb and Aug), NASCAR Weekend (Mar), the National Finals Rodeo (Dec), and New Year's Eve. During summer (Jun–Aug), extremely high daytime temperatures may make outdoor activities like golf and canyon hiking inadvisable.

It's easy to use Google Flights to find the cheapest days to fly from Washington, D.C. to Las Vegas.
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 Washington, D.C. to Las Vegas 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 Washington, D.C. to Las Vegas.

In terms of nonstop flights, Southwest is the most popular. Southwest offers 41 nonstop flights and 2,336 connecting flights per week. Southwest flies from Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) to Harry Reid International Airport (LAS) .

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

United offers 19 nonstop flights and 1,267 connecting flights per week. United flies from Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) to Harry Reid International Airport (LAS) .
American offers 7 nonstop flights and 967 connecting flights per week. American flies from Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) to Harry Reid International Airport (LAS) .
Delta offers 1,185 connecting flights per week. Delta flies from Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) to Harry Reid International Airport (LAS) .
Alaska offers 105 connecting flights per week. Alaska flies from Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) to Harry Reid International Airport (LAS) .
Frontier offers 85 connecting flights per week. Frontier flies from Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) to Harry Reid International Airport (LAS) .

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

The cheapest round-trip flight from Washington, D.C. to Las Vegas recently found on Google Flights was with Frontier from $160. The cheapest one-way flight was with Frontier from $75.

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

The cheapest Southwest flight from Washington, D.C. to Las Vegas is $369, flying from Jun 1 to Jun 9.
The cheapest United flight from Washington, D.C. to Las Vegas is $338, flying from May 28 to Jun 3.
The cheapest American flight from Washington, D.C. to Las Vegas is $350, flying from May 3 to May 12.
The cheapest Delta flight from Washington, D.C. to Las Vegas is $379, flying from May 28 to Jun 3.
The cheapest Alaska flight from Washington, D.C. to Las Vegas is $341, flying from Jun 4 to Jun 10.
The cheapest Frontier flight from Washington, D.C. to Las Vegas is $160, flying from May 2 to May 8.

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

There are 41 Southwest direct flights from Washington, D.C. to Las Vegas per week. Flights are available every day.
There are 19 United direct flights from Washington, D.C. to Las Vegas per week. Flights are available every day.
There are 7 American direct flights from Washington, D.C. to Las Vegas 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 Washington, D.C. and Las Vegas at price $305 is offered by Frontier from Sat, Apr 18 to Sun, Apr 19.

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

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

The cheapest direct (nonstop) round-trip flights between Washington, D.C. and Las Vegas 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 Washington, D.C. to Las Vegas, 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 Washington, D.C. and Las Vegas start at $408 from Mon, May 4 to Tue, May 12 with Frontier.

The cheapest economy class round-trip flights between Washington, D.C. and Las Vegas start at $160 from Sat, May 2 to Fri, May 8.

To book business class trips from Washington, D.C. to Las Vegas, 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 Washington, D.C. and Las Vegas starts at $305 from Sat, Apr 18 to Sun, Apr 19 with Frontier.

The cheapest last-minute deal between Washington, D.C. and Las Vegas at price $305 is offered by Frontier from Sat, Apr 18 to Sun, Apr 19.

To find last-minute flight deals from Washington, D.C. to Las Vegas, 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.