HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Las Vegas

$43+ Cheap flights from Washington to Las Vegas (LAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LAS
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington to Las Vegas with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Washington to Las Vegas

Keep the following information in mind while searching for Washington to Las Vegas flight deals. Data was last updated January 8, 2026.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$71
(Kiwi.com)

One-way from

$43
(Kiwi.com)

Popular in

October

Cheapest in

February

Average price

$187

Good round-trip deal

$132 or less

Good one-way deal

$59 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Las Vegas Harry Reid Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Las Vegas Harry Reid Intl flights.
Search Deals
From Washington to Las Vegas Harry Reid Intl
Search Deals
One-way flight from Washington to Las Vegas Harry Reid Intl
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Washington to Las Vegas Harry Reid Intl.
Search Deals
Price to beat on a one-way flight from Washington to Las Vegas Harry Reid Intl.
Search Deals

Find flight deals from Washington to Las Vegas

Cheapest flights from Washington to Las Vegas
Explore the most affordable flight options available from Washington to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 8, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/229:23 pmSEA - LAS
Nonstop2h 34mFrontier
Mon 2/236:00 amLAS - SEA
Nonstop2h 51mFrontier
Deal found 1/7$71
This Alaska Airlines deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/288:38 amSEA - LAS
Nonstop2h 33mAlaska Airlines
Wed 1/281:43 pmLAS - SEA
Nonstop2h 53mAlaska Airlines
Deal found 1/7$72
This Booking.com deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/215:37 pmSEA - LAS
Nonstop2h 35mFrontier
Mon 2/236:00 amLAS - SEA
Nonstop2h 51mFrontier
Deal found 1/7$73
This Orbitz deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/14:43 pmSEA - LAS
Nonstop2h 30mMultiple Airlines
Fri 2/66:45 amLAS - SEA
Nonstop2h 51mMultiple Airlines
Deal found 1/6$74
This Orbitz deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/2412:54 pmSEA - LAS
Nonstop2h 39mMultiple Airlines
Tue 1/271:43 pmLAS - SEA
Nonstop2h 53mMultiple Airlines
Deal found 1/6$75
This Kiwi.com deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/46:28 pmSEA - LAS
Nonstop2h 32mAlaska Airlines
Sat 2/77:00 amLAS - SEA
Nonstop2h 53mAlaska Airlines
Deal found 1/7$76
This Alaska Airlines deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/2712:03 pmSEA - LAS
Nonstop2h 38mAlaska Airlines
Sat 1/318:00 amLAS - SEA
Nonstop2h 53mAlaska Airlines
Deal found 1/6$77
This Frontier deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/712:54 pmSEA - LAS
Nonstop2h 39mFrontier
Fri 2/136:00 amLAS - SEA
Nonstop2h 51mFrontier
Deal found 1/6$78
This Kiwi.com deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/261:11 pmSEA - LAS
Nonstop2h 39mMultiple Airlines
Tue 1/2712:05 pmLAS - SEA
Nonstop2h 52mMultiple Airlines
Deal found 1/6$79
This Kiwi.com deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/106:30 pmSEA - LAS
Nonstop2h 35mMultiple Airlines
Sun 2/157:00 amLAS - SEA
Nonstop2h 53mMultiple Airlines
Deal found 1/6$80
This Expedia deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/307:28 pmSEA - LAS
Nonstop2h 32mMultiple Airlines
Mon 2/29:00 amLAS - SEA
Nonstop2h 56mMultiple Airlines
Deal found 1/7$81
This Expedia deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/213:40 pmSEA - LAS
1 stop6h 48mMultiple Airlines
Tue 2/248:00 amLAS - SEA
Nonstop2h 54mMultiple Airlines
Deal found 1/7$82

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Las Vegas that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 8, 2026.
Use the filters below to find and compare flights from Washington to Las Vegas that are best for you.

Fly from

Washington

Fly to

Las Vegas

Route

Depart

Return

Price

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Wed 1/28

6:28 pm-9:00 pm

Nonstop2h 32m

Las Vegas Harry Reid Intl

Wed 2/4

7:00 am-9:53 am

Nonstop2h 53m

$77

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Wed 3/18

9:31 am-12:08 pm

Nonstop2h 37m

Las Vegas Harry Reid Intl

Wed 3/25

8:00 am-10:53 am

Nonstop2h 53m

$91

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sat 3/7

10:30 am-5:15 pm

1 stop6h 45m

Las Vegas Harry Reid Intl

Tue 3/10

4:45 pm-7:35 pm

Nonstop2h 50m

$97

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Tue 2/10

4:43 pm-7:13 pm

Nonstop2h 30m

Las Vegas Harry Reid Intl

Mon 2/16

4:05 pm-6:58 pm

Nonstop2h 53m

$97

EverettLas Vegas

PAE - LAS

PAELAS

Everett Paine Field

Sat 3/7

7:00 am-9:38 am

Nonstop2h 38m

Las Vegas Harry Reid Intl

Sat 3/7

9:08 pm-11:59 pm

Nonstop2h 51m

$97

EverettLas Vegas

PAE - LAS

PAELAS

Everett Paine Field

Tue 2/3

2:19 pm-4:52 pm

Nonstop2h 33m

Las Vegas Harry Reid Intl

Thu 2/5

10:30 am-1:23 pm

Nonstop2h 53m

$97

EverettLas Vegas

PAE - LAS

PAELAS

Everett Paine Field

Sun 2/22

7:00 am-9:38 am

Nonstop2h 38m

Las Vegas Harry Reid Intl

Wed 2/25

9:08 pm-11:59 pm

Nonstop2h 51m

$97

EverettLas Vegas

PAE - LAS

PAELAS

Everett Paine Field

Mon 3/9

7:00 am-9:38 am

Nonstop2h 38m

Las Vegas Harry Reid Intl

Thu 3/12

9:08 pm-11:59 pm

Nonstop2h 51m

$97

EverettLas Vegas

PAE - LAS

PAELAS

Everett Paine Field

Tue 1/27

7:00 am-9:37 am

Nonstop2h 37m

Las Vegas Harry Reid Intl

Tue 2/3

10:30 am-1:23 pm

Nonstop2h 53m

$97

EverettLas Vegas

PAE - LAS

PAELAS

Everett Paine Field

Sun 2/22

6:26 pm-9:00 pm

Nonstop2h 34m

Las Vegas Harry Reid Intl

Thu 2/26

10:34 am-1:28 pm

Nonstop2h 54m

$97

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/6

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Washington to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Washington with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington to Las Vegas

What is the cheapest month to book a flight from State of Washington to Las Vegas?

Currently, March is the cheapest month in which you can book a flight from State of Washington to Las Vegas (average of $46). Flying from State of Washington to Las Vegas in October is currently the most expensive (average of $88). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WA to LAS?

Find hourly flight availability from Washington to Las Vegas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 8, 2026.

One of the essential ways to save on airfare from State of Washington to Las Vegas is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 16% on airfare.

What is the cheapest day to fly from State of Washington to Las Vegas?

Use this chart to determine the cheapest time to fly round-trip from Washington to Las Vegas. Price data was last updated on January 3, 2026.

Travelers seeking maximum savings on their State of Washington to Las Vegas flight should consider departing on Monday evenings when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from State of Washington to Las Vegas

Explore weekly flight availability from Washington to Las Vegas. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 8, 2026.

The most flights from USWA to LAS are scheduled on a Thursday (60 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (20 on average).

Related info for your journey

Find useful and relevant information for your journey from Washington to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Las Vegas from Washington?

    Las Vegas Harry Reid Intl (LAS) is the airport you will fly into if you book a flight from Washington to Las Vegas. It is only a 6.2 mi journey from Harry Reid Intl (LAS) to Las Vegas’s city center.

  • How popular is this State of Washington to Las Vegas flight route?

    This flight path from Washington to Las Vegas Harry Reid Intl was viewed by 272 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from State of Washington to Las Vegas?

    For as low as $77, Alaska Airlines can have you in Las Vegas from State of Washington in 2h 32m. There are 866 mi between State of Washington and Las Vegas. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from State of Washington to Las Vegas one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $29. Users have also found prices from $30 and $49 on Spirit Airlines and Allegiant Air, respectively.

  • What are the most popular routes from State of Washington to Las Vegas?

    While some choose either Portland - Las Vegas Harry Reid Intl or Everett Paine Field - Las Vegas Harry Reid Intl, Seattle/Tacoma Intl - Las Vegas Harry Reid Intl is the most popular route from State of Washington to Las Vegas.

  • What are the most reliable airlines from State of Washington to Las Vegas?

    No one likes to see their flight delayed. When booking a flight from State of Washington to Las Vegas consider choosing Virgin Atlantic (88%), WestJet (81%) or Hawaiian Airlines (80%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from State of Washington to Las Vegas?

    On average you can expect to pay $582 for a flight from State of Washington to Las Vegas. The cheapest flight overall is $43 while the most popular route, (Seattle/Tacoma Intl - Las Vegas Harry Reid Intl) is currently priced at $47.

  • Can I find deals for flights from Washington to Las Vegas that include hotel bookings?

    Yes. In addition to deals on Washington to Las Vegas flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Las Vegas?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Las Vegas.

  • Can I find deals for business class flights from Washington to Las Vegas?

    Yes. Cheapflights offers flight deals from Washington to Las Vegas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from State of Washington to Las Vegas?

    Currently, March is the cheapest month in which you can book a flight from State of Washington to Las Vegas (average of $46). Flying from State of Washington to Las Vegas in October is currently the most expensive (average of $88). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Paradise
Henderson
North Las Vegas
Kingman
Winchester
Primm
Sunrise Manor
Mesquite
Boulder City
Needles

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Washington to Las Vegas

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Las Vegas flights
Newark to Las Vegas flights
O'Hare Intl to Las Vegas flights
Dallas/Fort Worth to Las Vegas flights
Seattle to Las Vegas flights
San Francisco to Las Vegas flights
Dulles Intl to Las Vegas flights
Minneapolis to Las Vegas flights
Atlanta to Las Vegas flights
Los Angeles to Las Vegas flights
LaGuardia to Las Vegas flights
Reagan-National to Las Vegas flights
Baltimore to Las Vegas flights
Burbank to Las Vegas flights
Santa Ana to Las Vegas flights
Denver to Las Vegas flights
Fort Lauderdale to Las Vegas flights
Boston to Las Vegas flights
Austin to Las Vegas flights
Orlando to Las Vegas flights
Philadelphia to Las Vegas flights
Hobby to Las Vegas flights
Cleveland to Las Vegas flights
Midway to Las Vegas flights
Detroit to Las Vegas flights
George Bush Intcntl to Las Vegas flights
San Jose to Las Vegas flights
Portland to Las Vegas flights
Raleigh to Las Vegas flights
Miami to Las Vegas flights
San Antonio to Las Vegas flights
Cincinnati to Las Vegas flights
Love Field to Las Vegas flights
Tampa to Las Vegas flights
Sacramento to Las Vegas flights
Charlotte to Las Vegas flights
Pittsburgh to Las Vegas flights
Salt Lake City to Las Vegas flights
Milwaukee to Las Vegas flights
Sky Harbor Intl to Las Vegas flights
St. Louis to Las Vegas flights
Ontario to Las Vegas flights
San Diego to Las Vegas flights
Oakland to Las Vegas flights
Columbus to Las Vegas flights
Los Angeles to Reno flights
Honolulu to Las Vegas flights
Everett to Las Vegas flights
Indianapolis to Las Vegas flights
O'Hare Intl to Reno flights

Top 9 airlines flying from Washington to Las Vegas

Discover the top 9 airlines that operate flights from Washington to Las Vegas. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$51Average$158FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$54Average$135FlexibilityNo cancel feeOn-time65%
Allegiant AirCheapest$78Average$179FlexibilityNo cancel feeOn-time88%
Hawaiian AirlinesCheapest$78Average$252FlexibilityNo cancel feeOn-time85%
DeltaCheapest$97Average$258FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$129Average$314FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$131Average$409FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$175Average$382FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$228Average$369FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.