Cheap flights from Seattle to Las Vegas from $104
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 15/10. Fares are subject to change and may not be available on all flights or dates of travel.
Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Las Vegas Harry Reid Intl are usually found in October or November, 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 16 September 2025.
Round-trip from | $168 |
---|---|
One-way from | $104 |
Popular in | December |
Cheapest in | October |
Average price | $273 |
Good one-way deal | $127 or less |
Find flight deals from Seattle to Las Vegas
Cheapest flights from Seattle to Las VegasExplore 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 16 September 2025.
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 16 September 2025.
Cheapflights Fare Finder
Use the filters below to find and compare flights from Seattle to Las Vegas that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Wed 17/12
19:59-22:34
Nonstop2h 35m
Las Vegas Harry Reid Intl
Wed 7/1
18:00-20:52
Nonstop2h 52m
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Tue 14/10
19:59-22:30
Nonstop2h 31m
Las Vegas Harry Reid Intl
Wed 15/10
06:00-08:46
Nonstop2h 46m
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Wed 7/1
19:50-22:20
Nonstop2h 30m
Las Vegas Harry Reid Intl
Thu 12/2
19:15-21:53
Nonstop2h 38m
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Tue 14/10
16:40-19:05
Nonstop2h 25m
Las Vegas Harry Reid Intl
Wed 15/10
12:00-19:15
1 stop7h 15m
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Sun 19/10
19:59-22:30
Nonstop2h 31m
Las Vegas Harry Reid Intl
Tue 21/10
19:10-22:00
Nonstop2h 50m
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Sat 11/10
18:05-20:36
Nonstop2h 31m
Las Vegas Harry Reid Intl
Tue 14/10
19:10-22:00
Nonstop2h 50m
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Sun 14/12
07:10-09:49
Nonstop2h 39m
Las Vegas Harry Reid Intl
Wed 17/12
19:12-22:12
Nonstop3h 00m
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Sun 12/10
07:10-09:47
Nonstop2h 37m
Las Vegas Harry Reid Intl
Wed 15/10
13:59-16:50
Nonstop2h 51m
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Tue 21/10
15:44-18:15
Nonstop2h 31m
Las Vegas Harry Reid Intl
Fri 24/10
19:10-22:00
Nonstop2h 50m
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Sat 11/10
15:50-22:10
1 stop6h 20m
Las Vegas Harry Reid Intl
Wed 15/10
20:10-22:55
Nonstop2h 45m
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.
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?
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 $1,513). 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?
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.
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.
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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!