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$35+ 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 10/12. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LAS
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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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 September 15, 2025.

Round-trip from

$67
(Frontier)

One-way from

$35
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$182

Good round-trip deal

$120 or less

Good one-way deal

$54 or less
From Washington to Las Vegas Harry Reid Intl
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One-way flight from Washington to Las Vegas Harry Reid Intl
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Highest demand for flights based on searches. 3% potential increase in price ($6 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Washington to Las Vegas Harry Reid Intl.
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Price to beat on a one-way flight from Washington to Las Vegas Harry Reid Intl.
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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 September 15, 2025.

This Frontier deal was found by Cheapflights users on 9/14. 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.
Sun 10/125:19 pmPAE - LAS
Nonstop2h 30mFrontier
Thu 10/231:45 pmLAS - PAE
Nonstop2h 49mFrontier
Deal found 9/14$67
This Frontier deal was found by Cheapflights users on 9/14. 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.
Sun 9/286:41 pmPAE - LAS
Nonstop2h 30mFrontier
Thu 10/91:45 pmLAS - PAE
Nonstop2h 49mFrontier
Deal found 9/14$75
This Priceline deal was found by Cheapflights users on 9/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/128:44 pmPAE - LAS
Nonstop2h 34mFrontier
Mon 12/154:55 pmLAS - PAE
Nonstop2h 54mFrontier
Deal found 9/15$77
This Frontier deal was found by Cheapflights users on 9/14. 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.
Sun 9/216:41 pmPAE - LAS
Nonstop2h 30mFrontier
Thu 9/252:57 pmLAS - PAE
Nonstop2h 54mFrontier
Deal found 9/14$83
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2911:23 amPDX - LAS
Nonstop2h 20mFrontier
Fri 10/33:53 pmLAS - PDX
Nonstop2h 34mFrontier
Deal found 9/15$89
This Frontier deal was found by Cheapflights users on 9/15. 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.
Sun 9/2811:23 amPDX - LAS
Nonstop2h 20mFrontier
Fri 10/33:53 pmLAS - PDX
Nonstop2h 34mFrontier
Deal found 9/15$90
This Cheapflightsfares deal was found by Cheapflights users on 9/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2812:07 pmPDX - LAS
Nonstop2h 14mSpirit Airlines
Tue 9/308:52 amLAS - PDX
Nonstop2h 19mSpirit Airlines
Deal found 9/13$93
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 9/2911:23 amPDX - LAS
Nonstop2h 20mMultiple Airlines
Tue 9/308:52 amLAS - PDX
Nonstop2h 19mMultiple Airlines
Deal found 9/13$94
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3112:54 pmBLI - LAS
Nonstop2h 35mAllegiant Air
Mon 11/38:31 pmLAS - BLI
Nonstop2h 47mAllegiant Air
Deal found 9/14$97
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 9/3012:07 pmPDX - LAS
Nonstop2h 14mMultiple Airlines
Fri 10/33:53 pmLAS - PDX
Nonstop2h 34mMultiple Airlines
Deal found 9/14$97
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 9/2911:23 amPDX - LAS
Nonstop2h 20mMultiple Airlines
Wed 10/18:52 amLAS - PDX
Nonstop2h 19mMultiple Airlines
Deal found 9/12$98
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/291:11 pmBLI - LAS
Nonstop2h 33mAllegiant Air
Sun 12/147:09 pmLAS - BLI
Nonstop2h 48mAllegiant Air
Deal found 9/14$99

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 September 15, 2025.
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

BellinghamLas Vegas

BLI - LAS

BLILAS

Bellingham

Thu 9/25

8:30 am-11:04 am

Nonstop2h 34m

Las Vegas Harry Reid Intl

Mon 9/29

7:30 am-10:17 am

Nonstop2h 47m

$111

SpokaneLas Vegas

GEG - LAS

GEGLAS

Spokane

Sun 10/19

9:08 pm-11:22 pm

Nonstop2h 14m

Las Vegas Harry Reid Intl

Thu 10/23

5:55 pm-8:18 pm

Nonstop2h 23m

$112

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Wed 11/12

12:10 pm-7:10 pm

2 stops7h 00m

Las Vegas Harry Reid Intl

Sat 11/15

5:30 pm-8:20 pm

Nonstop2h 50m

$133

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Tue 10/14

7:59 pm-10:30 pm

Nonstop2h 31m

Las Vegas Harry Reid Intl

Wed 10/15

6:00 am-8:46 am

Nonstop2h 46m

$137

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Wed 10/22

5:30 pm-7:40 pm

Nonstop2h 10m

Las Vegas Harry Reid Intl

Sat 10/25

10:00 am-12:30 pm

Nonstop2h 30m

$144

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sat 10/25

10:15 am-12:52 pm

Nonstop2h 37m

Las Vegas Harry Reid Intl

Fri 10/31

10:52 am-1:50 pm

Nonstop2h 58m

$145

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sun 10/5

8:52 pm-11:29 pm

Nonstop2h 37m

Las Vegas Harry Reid Intl

Wed 10/8

7:50 am-10:37 am

Nonstop2h 47m

$147

EverettLas Vegas

PAE - LAS

PAELAS

Everett Paine Field

Wed 2/4

8:30 am-11:01 am

Nonstop2h 31m

Las Vegas Harry Reid Intl

Fri 2/6

11:00 am-1:37 pm

Nonstop2h 37m

$147

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Mon 10/6

3:44 pm-6:15 pm

Nonstop2h 31m

Las Vegas Harry Reid Intl

Tue 10/14

6:00 am-8:46 am

Nonstop2h 46m

$147

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Tue 10/14

6:55 am-9:20 am

Nonstop2h 25m

Las Vegas Harry Reid Intl

Tue 10/21

5:05 pm-11:00 pm

1 stop5h 55m

$147

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 60 results
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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, August is the cheapest month in which you can book a flight from State of Washington to Las Vegas (average of $198). Flying from State of Washington to Las Vegas in March is currently the most expensive (average of $269). 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 September 15, 2025.

When flying from State of Washington to Las Vegas, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 September 15, 2025.

The most flights from USWA to LAS are scheduled on a Sunday (50 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (25 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 332 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 $137, Allegiant Air can have you in Las Vegas from State of Washington in 2h 31m. 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 Allegiant Air. According to our data, you can fly for as low as $51. Users have also found prices from $62 and $67 on Southwest and Delta, 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 KLM (93%), Delta (90%) or WestJet (90%) 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 $388 for a flight from State of Washington to Las Vegas. The cheapest flight overall is $56 while the most popular route, (Seattle/Tacoma Intl - Las Vegas Harry Reid Intl) is currently priced at $108.

  • 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, August is the cheapest month in which you can book a flight from State of Washington to Las Vegas (average of $198). Flying from State of Washington to Las Vegas in March is currently the most expensive (average of $269). 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
Sunrise Manor
Winchester
Kingman
Primm
Mount Charleston
Mesquite
Needles
Boulder City

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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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$45Average$135FlexibilityNo cancel feeOn-time65%
FrontierCheapest$46Average$145FlexibilityNo cancel feeOn-time62%
Allegiant AirCheapest$78Average$185FlexibilityNo cancel feeOn-time88%
Hawaiian AirlinesCheapest$78Average$249FlexibilityNo cancel feeOn-time85%
DeltaCheapest$97Average$261FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$135Average$318FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$138Average$404FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$175Average$566FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$196Average$377FlexibilityNo cancel feeOn-time69%

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