Cheap flights from Seattle to Las Vegas from $114

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
7 Sep — 14 Sep1
1 adult

Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Las Vegas Harry Reid Intl are usually found in September or October, booked 48 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from Seattle to Las Vegas

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Las Vegas (LAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 2 September 2025.

Round-trip from

$218

One-way from

$114

Popular in

December

Cheapest in

September

Average price

$240
Alaska Airlines
  • Alaska Airlines
  • 5/11-5/11
  • Nonstop
  • 5h 34m total
  • Seattle to Las Vegas
Hawaiian Airlines
  • Hawaiian Airlines
  • 30/9
  • Nonstop
  • 2h 45m total
  • Seattle to Las Vegas
Highest demand for flights based on searches. 4% potential increase in price ($22 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average return price).
Average for round-trip flights in September 2025

Find flight deals from Seattle to Las Vegas

Cheapest flights from Seattle to Las Vegas
Explore the most affordable flight options available from Seattle to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 September 2025.

Wed 15/1016:32SEA - LAS
Nonstop2h 34mHawaiian Airlines
Wed 22/1007:50LAS - SEA
Nonstop2h 47mHawaiian Airlines
Deal found 31/8$226
Tue 21/1008:50SEA - LAS
Nonstop2h 38mAlaska Airlines
Fri 24/1019:35LAS - SEA
Nonstop2h 55mAlaska Airlines
Deal found 1/9$227
Tue 7/1012:05SEA - LAS
Nonstop2h 42mAlaska Airlines
Tue 7/1017:47LAS - SEA
Nonstop2h 48mAlaska Airlines
Deal found 30/8$230
Wed 5/1118:25SEA - LAS
Nonstop2h 35mAlaska Airlines
Tue 18/1118:37LAS - SEA
Nonstop2h 52mAlaska Airlines
Deal found 31/8$240
Sat 27/917:47SEA - LAS
Nonstop2h 39mAlaska Airlines
Sat 4/1012:22LAS - SEA
Nonstop2h 48mAlaska Airlines
Deal found 30/8$243
Sat 4/1018:54SEA - LAS
Nonstop2h 32mAlaska Airlines
Wed 8/1014:00LAS - SEA
Nonstop2h 47mAlaska Airlines
Deal found 30/8$249
Wed 15/1008:50SEA - LAS
Nonstop2h 38mMultiple Airlines
Wed 22/1007:00LAS - SEA
1 stop4h 46mMultiple Airlines
Deal found 31/8$253
Sat 27/917:47SEA - LAS
Nonstop2h 39mAlaska Airlines
Tue 30/907:45LAS - SEA
Nonstop2h 54mAlaska Airlines
Deal found 31/8$255
Wed 1/1019:45SEA - LAS
Nonstop2h 40mDelta
Sat 4/1006:00LAS - SEA
Nonstop2h 35mDelta
Deal found 1/9$258
Tue 30/914:13SEA - LAS
Nonstop2h 41mAlaska Airlines
Tue 30/919:04LAS - SEA
Nonstop2h 49mAlaska Airlines
Deal found 1/9$261
Tue 23/914:13SEA - LAS
Nonstop2h 41mAlaska Airlines
Tue 23/919:04LAS - SEA
Nonstop2h 49mAlaska Airlines
Deal found 1/9$263
Tue 30/910:25SEA - LAS
Nonstop2h 41mAlaska Airlines
Sat 4/1012:22LAS - SEA
Nonstop2h 48mAlaska Airlines
Deal found 1/9$264

Cheapflights Fare Finder

 
Customise your flight search to find flights from Seattle 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 647,157 searches. Data last updated 2 September 2025.
Use the filters below to find and compare flights from Seattle to Las Vegas that are best for you.

Fly from

Seattle

Fly to

Las Vegas

Route

Depart

Return

Price

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Wed 22/10

08:50-11:28

Nonstop2h 38m

Las Vegas Harry Reid Intl

Wed 29/10

18:37-21:29

Nonstop2h 52m

$227

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Tue 30/9

14:13-16:54

Nonstop2h 41m

Las Vegas Harry Reid Intl

Wed 1/10

19:04-21:53

Nonstop2h 49m

$227

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Tue 7/10

08:50-11:28

Nonstop2h 38m

Las Vegas Harry Reid Intl

Wed 15/10

17:47-20:35

Nonstop2h 48m

$227

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Tue 30/9

18:50-21:28

Nonstop2h 38m

Las Vegas Harry Reid Intl

Wed 1/10

07:45-10:39

Nonstop2h 54m

$227

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Mon 6/10

07:15-09:56

Nonstop2h 41m

Las Vegas Harry Reid Intl

Wed 8/10

07:50-10:37

Nonstop2h 47m

$227

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Tue 30/9

10:25-13:06

Nonstop2h 41m

Las Vegas Harry Reid Intl

Sat 4/10

08:00-10:49

Nonstop2h 49m

$227

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Wed 5/11

16:41-19:15

Nonstop2h 34m

Las Vegas Harry Reid Intl

Sat 8/11

07:45-10:44

Nonstop2h 59m

$227

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sat 6/12

20:18-22:53

Nonstop2h 35m

Las Vegas Harry Reid Intl

Wed 10/12

07:00-09:53

Nonstop2h 53m

$227

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sat 18/10

16:32-19:06

Nonstop2h 34m

Las Vegas Harry Reid Intl

Sat 25/10

11:09-13:57

Nonstop2h 48m

$227

SeattleLas Vegas

SEA - LAS

SEALAS

Seattle/Tacoma Intl

Sun 14/12

21:23-23:55

Nonstop2h 32m

Las Vegas Harry Reid Intl

Wed 17/12

07:00-09:53

Nonstop2h 53m

$227

Flights are sorted by cheapest return flights first.

Deals found on 30/8

Showing 1-10 of 24 results
1
2
3

Best time to book a flight from Seattle to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Seattle with our price prediction graph.
Estimated return 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 Seattle to Las Vegas

How far ahead should I book a flight from Seattle to Las Vegas?

Use this chart to determine the optimal time to book a return flight from Seattle to Las Vegas. Price data was last updated on 29 August 2025.

Booking 48 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Las Vegas. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Seattle to Las Vegas?

Currently, March is the cheapest month in which you can book a flight from Seattle to Las Vegas (average of $978). Flying from Seattle to Las Vegas in December is currently the most expensive (average of $1,525). 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 SEA to LAS?

Find hourly flight availability from Seattle 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 2 September 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 42% on flights from Seattle to Las Vegas by exploring options for tickets in the afternoon.

How much does it cost for a return flight from Seattle to Las Vegas?

Related info for your journey

Find useful and relevant information for your journey from Seattle to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How popular is this Seattle to Las Vegas flight route?

  • How long is the flight from Seattle to Las Vegas?

    Airlines like Hawaiian Airlines and Alaska Airlines fly from Seattle to Las Vegas in about 2h 38m. The time it takes to get you to your destination is usually consistent. The distance from Seattle to Las Vegas is about 1394 km. Generally, flights for this route are direct.

  • What are the most reliable airlines from Seattle to Las Vegas?

    Before booking your flight to Las Vegas from Seattle, have a look at the most reliable airlines to get you to your destination on time: KLM (95%), Aeromexico (89%), WestJet( 88%).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle 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 Seattle to Las Vegas?

    Currently, March is the cheapest month in which you can book a flight from Seattle to Las Vegas (average of $978). Flying from Seattle to Las Vegas in December is currently the most expensive (average of $1,525). 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

Travelling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Paradise
Winchester

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.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seattle to Las Vegas?

Cheapflights helps you search for flights from Seattle to Las Vegas via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Las Vegas?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Seattle to Las Vegas for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Seattle to Las Vegas with no change fees?

Yes! Cheapflights helps users easily find flights from Seattle to Las Vegas with no change fees.

Can Cheapflights notify me if prices for flights from Seattle to Las Vegas become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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.