WAS - LAS

£92 Find Cheap Flights from Washington, D.C. to Las Vegas

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Washington, D.C. to Las Vegas departing on 21/1. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Las Vegas

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Las Vegas, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Las Vegas, as well as popular online travel agencies
Travellers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

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Everything you should know

Cheapest return fare
£150
Overall average: £248
Spirit Airlines
Mon 19/1Tue 20/1
BWI - LAS • 1 stop
Cheapest direct flights
£215
Typical prices: £261-£400
United Airlines
Wed 14/1Wed 21/1
IAD - LAS • Direct
Our travellers' advice
AI-powered summary based on content written by travel experts. AI can make mistakes.
Dulles offers a convenient Silver Line Metro to D.C.
From LAS, public transport is affordable for the Strip.
Expert advice
Expert advice
Expert advice
Expert advice
Top routes
BWI-LAS
Cheapest • 19% average savings
DCA-LAS
Most popular
Insights
Insights
Insights
Insights
When to book
2 weeks
in advance
Our data shows that travellers who book at least 2 weeks in advance save around 30% compared to booking last minute.
Insights
Insights
Insights
Insights
When to travel
August
Cheapest • 25% price drop
April
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you love your trip to Las Vegas!
Flight Deals
Booking Insights
Expert advice
Flight Deals

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

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Washington, D.C. to Las Vegas that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Washington, D.C. to Las Vegas

Mon, 19 Jan - Tue, 20 Jan
Spirit Airlines Logo
13:00 - 23:44
BWI
-
LAS
13h 44m1 stop
Spirit Airlines Logo
01:01 - 10:27
LAS
-
BWI
6h 26m1 stop
£150Spirit Airlines
Fri, 30 Jan - Fri, 6 Feb
Multiple Airlines Logo
10:00 - 23:59
BWI
-
LAS
16h 59m1 stop
Multiple Airlines Logo
10:23 - 10:27
LAS
-
BWI
21h 04m1 stop
£157Multiple Airlines
Wed, 28 Jan - Tue, 3 Feb
Alaska Airlines Logo
17:26 - 22:31
IAD
-
LAS
8h 05m1 stop
Alaska Airlines Logo
14:51 - 17:04
LAS
-
IAD
23h 13m1 stop
£184Alaska Airlines
Sat, 4 Apr - Thu, 9 Apr
JetBlue Logo
18:00 - 00:04
DCA
-
LAS
9h 04m1 stop
JetBlue Logo
20:55 - 08:09
LAS
-
DCA
8h 14m1 stop
£188JetBlue
Sun, 18 Jan - Tue, 27 Jan
JetBlue Logo
15:25 - 23:59
DCA
-
LAS
11h 34m1 stop
JetBlue Logo
23:39 - 11:09
LAS
-
DCA
8h 30m1 stop
£188JetBlue
Mon, 16 Feb - Thu, 19 Feb
Frontier Logo
11:22 - 22:28
IAD
-
LAS
14h 06m1 stop
Frontier Logo
07:05 - 17:57
LAS
-
IAD
7h 52m1 stop
£188Frontier
Tue, 13 Jan - Wed, 28 Jan
Alaska Airlines Logo
17:26 - 22:31
IAD
-
LAS
8h 05m1 stop
Alaska Airlines Logo
06:00 - 17:04
LAS
-
IAD
8h 04m1 stop
£191Alaska Airlines
Fri, 30 Jan - Fri, 6 Feb
Frontier Logo
10:50 - 18:10
IAD
-
LAS
10h 20m1 stop
Frontier Logo
23:36 - 10:44
LAS
-
IAD
8h 08m1 stop
£197Frontier
Tue, 20 Jan - Wed, 21 Jan
United Airlines Logo
12:50 - 17:49
IAD
-
LAS
7h 59m1 stop
United Airlines Logo
23:50 - 07:13
LAS
-
IAD
4h 23mdirect
£207United Airlines
Wed, 14 Jan - Wed, 21 Jan
United Airlines Logo
19:36 - 21:57
IAD
-
LAS
5h 21mdirect
United Airlines Logo
23:50 - 07:13
LAS
-
IAD
4h 23mdirect
£215United Airlines
Booking Insights

KAYAK's insights & trends for Washington, D.C. to Las Vegas flights

Get data-powered insights and trends into flights from Washington, D.C. to Las Vegas to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest Washington, D.C. to Las Vegas flight route?

Data is based on round-trip flight searches on KAYAK over the past month.

The cheapest return flight from Washington, D.C. to Las Vegas costs £324 on the route between Baltimore (BWI) and Las Vegas (LAS). Over the past month, this route was, on average, 19% cheaper than other Washington, D.C.-Las Vegas routes. The most popular route is between Washington, D.C. Reagan-National Airport (DCA) and Las Vegas (LAS).

What’s the cheapest day of the week to fly from Washington, D.C. to Las Vegas?

The average price of all round-trip flights from Washington, D.C. to Las Vegas clicked on KAYAK for each day over the last 12 months.

If you are looking for a flight deal from Washington, D.C. to Las Vegas, look for departures on Mondays and avoid leaving on a Wednesday, as it's usually the priciest day. When flying back from Las Vegas, Friday is the cheapest day to fly and Saturday is the most expensive.

What is the cheapest month to fly from Washington, D.C. to Las Vegas?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Washington, D.C. to Las Vegas, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Washington, D.C. to Las Vegas is August, where tickets cost £201 (return) on average. On the other hand, the most expensive months are December and March, where the average cost of round-trip tickets is £360 and £327 respectively.

Can I save money by flying with a stopover from Washington, D.C. to Las Vegas?

The average return price for all direct flights, flights with one stopover, and flights with two stopovers for the route found by users searching on KAYAK in the last 2 weeks.

No, with an average price for the route of £357, prices are generally cheapest when you fly direct.

How far in advance should I book a flight from Washington, D.C. to Las Vegas?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Washington, D.C. to Las Vegas, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Washington, D.C. to Las Vegas, you should book around 2 weeks before departure, which saves you about 30% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 3 weeks before departure.

Expert advice

Expert advice for your flight from Washington, D.C. to Las Vegas

 
AI-powered summary based on content written by travel experts. AI can make mistakes.
KAYAK teamed up with top travel experts to share the best tips for your journey.
Airports
IAD

Dulles offers a convenient Silver Line Metro connection to downtown D.C., taking about 50 minutes. Ideal for avoiding traffic and high taxi costs.

LAS

From LAS, public transport like Route 109 and The Deuce bus offers affordable access to the Strip and downtown Las Vegas.

Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on IAD

Stefanie Waldek

Stefanie Waldek

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or out at sea, likely en route to Antarctica or the Arctic.

Read more
Harriet Baskas

Harriet Baskas

Expert on LAS

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, The Points Guy, and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more

Good to know - Cheap tickets from Washington, D.C. to Las Vegas

Low seasonNovember
Most popular time to fly (8% more expensive on average)

When to book flights from Washington, D.C. to Las Vegas

Are your dates flexible? Find out the best times to travel from Washington, D.C. to Las Vegas based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Washington, D.C. to Las Vegas

  • What is the cheapest flight from Washington, D.C. to Las Vegas?

    In the last 3 days, the lowest price for a flight from Washington, D.C. to Las Vegas was £92 for a one-way ticket and £150 for a return.

  • Which airlines offer Wi-Fi service onboard planes from Washington, D.C. to Las Vegas?

    Alaska Airlines, and JetBlue offer inflight Wi-Fi service on the Washington, D.C. to Las Vegas flight route.

  • Which aircraft models fly most regularly from Washington, D.C. to Las Vegas?

    The Boeing 737 MAX 9 is the aircraft model that flies most regularly on the Washington, D.C. to Las Vegas flight route.

  • On which days can I fly direct from Washington, D.C. to Las Vegas?

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

  • How does KAYAK find such low prices on flights from Washington, D.C. to Las Vegas?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington, D.C. to Las Vegas.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington, D.C. to Las Vegas?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Las Vegas from Washington, D.C. is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington, D.C. to Las Vegas?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Las Vegas with an airline and back to Washington, D.C. with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington, D.C. to Las Vegas?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Las Vegas from Washington, D.C. up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from Washington, D.C. to Las Vegas

  • Looking for a cheap flight from Las Vegas to Washington, D.C.? 25% of our users found flights on this route for £176 or less one-way.

Prefer to fly direct from Washington, D.C. to Las Vegas?

 
Direct data is based off flight results for the next 60 days. Find direct flights from all airlines flying direct from Washington, D.C. to Las Vegas Harry Reid Intl.
Find which airlines fly direct from Washington, D.C. to Las Vegas Harry Reid Intl Airport, which days they fly and book direct flights.

Direct departures

Washington, D.C. to Las Vegas Harry Reid Intl

Monday

American Airlines, Southwest, United Airlines

American Airlines, Southwest, +1 more

Tuesday

American Airlines, Southwest, United Airlines

American Airlines, Southwest, +1 more

Wednesday

American Airlines, Southwest, United Airlines

American Airlines, Southwest, +1 more

Thursday

American Airlines, Southwest, United Airlines

American Airlines, Southwest, +1 more

Friday

American Airlines, Southwest, United Airlines

American Airlines, Southwest, +1 more

Saturday

American Airlines, Southwest, United Airlines

American Airlines, Southwest, +1 more

Sunday

American Airlines, Southwest, United Airlines

American Airlines, Southwest, +1 more

See more direct flights

Direct returns

Las Vegas Harry Reid Intl to Washington, D.C.

Monday

American Airlines, Southwest, United Airlines

American Airlines, Southwest, +1 more

Tuesday

American Airlines, Southwest, United Airlines

American Airlines, Southwest, +1 more

Wednesday

American Airlines, Southwest, United Airlines

American Airlines, Southwest, +1 more

Thursday

American Airlines, Southwest, United Airlines

American Airlines, Southwest, +1 more

Friday

American Airlines, Southwest, United Airlines

American Airlines, Southwest, +1 more

Saturday

American Airlines, Southwest, United Airlines

American Airlines, Southwest, +1 more

Sunday

American Airlines, Southwest, United Airlines

American Airlines, Southwest, +1 more

See more direct flights

Everything you need to know for your flight from Washington, D.C. to Las Vegas

Information on your arrival and departure airports