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$28+ 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 12/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LAS
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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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 November 13, 2025.

This Super.com deal was found by Cheapflights users on 11/12. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:18 pmSEA - LAS
Nonstop2h 35mFrontier
Mon 12/159:10 amLAS - SEA
1 stop5h 35mFrontier
Deal found 11/12$82
This Kiwi.com deal was found by Cheapflights users on 11/12. 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 12/85:21 pmSEA - LAS
1 stop5h 28mFrontier
Thu 12/117:10 amLAS - SEA
Nonstop2h 56mFrontier
Deal found 11/12$83
This Super.com deal was found by Cheapflights users on 11/12. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/83:40 pmSEA - LAS
1 stop8h 02mFrontier
Fri 12/127:10 amLAS - SEA
Nonstop2h 56mFrontier
Deal found 11/12$84
This Flightnetwork deal was found by Cheapflights users on 11/12. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1111:01 amSEA - LAS
Nonstop2h 37mFrontier
Mon 12/159:10 amLAS - SEA
1 stop5h 35mFrontier
Deal found 11/12$85
This Kiwi.com deal was found by Cheapflights users on 11/11. 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.
Thu 12/1111:01 amSEA - LAS
Nonstop2h 37mMultiple Airlines
Sat 12/203:47 pmLAS - SEA
1 stop8h 55mMultiple Airlines
Deal found 11/11$87
This Expedia deal was found by Cheapflights users on 11/11. 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.
Thu 12/1111:01 amSEA - LAS
Nonstop2h 37mMultiple Airlines
Thu 12/1810:04 amLAS - SEA
Nonstop2h 54mMultiple Airlines
Deal found 11/11$88
This FlightHub deal was found by Cheapflights users on 11/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/146:18 pmSEA - LAS
Nonstop2h 35mFrontier
Wed 12/177:24 pmLAS - SEA
1 stop17h 06mFrontier
Deal found 11/12$89
This Kiwi.com deal was found by Cheapflights users on 11/11. 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.
Fri 12/129:23 pmSEA - LAS
Nonstop2h 32mMultiple Airlines
Sat 12/208:37 amLAS - SEA
Nonstop2h 54mMultiple Airlines
Deal found 11/11$90
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 12/811:01 amSEA - LAS
Nonstop2h 37mMultiple Airlines
Wed 12/178:00 amLAS - SEA
Nonstop2h 59mMultiple Airlines
Deal found 11/11$91
This Kiwi.com deal was found by Cheapflights users on 11/12. 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.
Wed 12/178:17 amSEA - LAS
Nonstop2h 41mMultiple Airlines
Sat 12/208:37 amLAS - SEA
Nonstop2h 54mMultiple Airlines
Deal found 11/12$92
This Kiwi.com deal was found by Cheapflights users on 11/12. 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.
Thu 12/1111:01 amSEA - LAS
Nonstop2h 37mMultiple Airlines
Wed 12/178:00 amLAS - SEA
Nonstop2h 59mMultiple Airlines
Deal found 11/12$93
This Kiwi.com deal was found by Cheapflights users on 11/10. 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 12/105:06 pmSEA - LAS
Nonstop2h 30mMultiple Airlines
Thu 12/117:10 amLAS - SEA
Nonstop2h 56mMultiple Airlines
Deal found 11/10$94

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 November 13, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$82
(Super.com)

One-way from

$28
(Kiwi.com)

Popular in

October

Cheapest in

February

Average price

$208

Good round-trip deal

$69 or less

Good one-way deal

$54 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.
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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. 5% potential increase in price ($11 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 November 2025
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

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 November 13, 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

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Tue 1/6

2:05 pm-4:32 pm

Nonstop2h 27m

Las Vegas Harry Reid Intl

Tue 1/13

6:00 am-8:49 am

Nonstop2h 49m

$97

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Fri 2/6

7:20 am-9:58 am

Nonstop2h 38m

Las Vegas Harry Reid Intl

Tue 2/10

3:59 pm-6:49 pm

Nonstop2h 50m

$107

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Thu 1/22

3:15 pm-5:41 pm

Nonstop2h 26m

Las Vegas Harry Reid Intl

Thu 1/29

1:48 pm-4:41 pm

Nonstop2h 53m

$107

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sun 1/18

4:40 pm-10:00 pm

1 stop5h 20m

Las Vegas Harry Reid Intl

Wed 1/21

12:40 pm-6:35 pm

1 stop5h 55m

$116

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sun 12/14

3:12 pm-5:41 pm

Nonstop2h 29m

Las Vegas Harry Reid Intl

Thu 12/18

6:00 am-8:54 am

Nonstop2h 54m

$117

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sat 12/13

5:06 pm-7:36 pm

Nonstop2h 30m

Las Vegas Harry Reid Intl

Wed 12/17

10:10 am-1:08 pm

Nonstop2h 58m

$117

EverettLas Vegas

PAE - LAS

PAELAS

Everett Paine Field

Sat 1/10

7:00 am-9:37 am

Nonstop2h 37m

Las Vegas Harry Reid Intl

Mon 1/12

8:57 pm-11:47 pm

Nonstop2h 50m

$117

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Tue 12/2

12:10 pm-2:45 pm

Nonstop2h 35m

Las Vegas Harry Reid Intl

Tue 12/9

11:05 am-2:04 pm

Nonstop2h 59m

$117

EverettLas Vegas

PAE - LAS

PAELAS

Everett Paine Field

Fri 1/9

8:20 am-10:57 am

Nonstop2h 37m

Las Vegas Harry Reid Intl

Mon 1/12

8:57 pm-11:47 pm

Nonstop2h 50m

$117

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Wed 12/10

12:10 pm-2:45 pm

Nonstop2h 35m

Las Vegas Harry Reid Intl

Sat 12/13

11:05 am-2:04 pm

Nonstop2h 59m

$117

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/10

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, March is the cheapest month in which you can book a flight from State of Washington to Las Vegas (average of $48). 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 November 13, 2025.

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 afternoon could potentially save you up to 24% 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 December 16, 2024.

Travelers seeking maximum savings on their State of Washington to Las Vegas flight should consider departing on Monday mornings when fares are most often at their lowest. Friday afternoons 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 November 13, 2025.

The most flights from USWA to LAS are scheduled on a Thursday (52 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (27 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 287 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 $136, Delta can have you in Las Vegas from State of Washington in 2h 11m. There are 732 mi between State of Washington and Las Vegas. All flights are typically nonstop.

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

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $49. Users have also found prices from $49 and $50 on Alaska 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 SkyWest Airlines (100%), KLM (94%) or Air France (93%) 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 $410 for a flight from State of Washington to Las Vegas. The cheapest flight overall is $47 while the most popular route, (Seattle/Tacoma Intl - Las Vegas Harry Reid Intl) is currently priced at $74.

  • 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 $48). 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
Winchester
Kingman
Sunrise Manor
Primm
Mount Charleston
Mesquite
Needles
Boulder City

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Alternative routes for Washington to Las Vegas

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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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$54Average$159FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$55Average$141FlexibilityNo cancel feeOn-time65%
Allegiant AirCheapest$78Average$182FlexibilityNo cancel feeOn-time88%
Hawaiian AirlinesCheapest$78Average$251FlexibilityNo cancel feeOn-time85%
DeltaCheapest$100Average$262FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$135Average$320FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$139Average$408FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$175Average$345FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$192Average$359FlexibilityNo cancel feeOn-time69%

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