฿1,915 Cheap Flights from Seattle (SEA) to Las Vegas (LAS)

View ฿1,915 flight on Tue, 11 Nov 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Harry Reid Intl. Airport (LAS)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Seattle (SEA) to Las Vegas (LAS)

Prices were available within the past 7 days and start at ฿1,915 for one-way flights and ฿3,835 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, 11 Nov - Tue, 18 Nov
SEA
Seattle
LAS
Las Vegas
฿3,835 Return, found 13 hours ago
฿3,835
Return
found 13 hours ago
Select Delta flight, departing Tue, 11 Nov from Seattle to Las Vegas, returning Tue, 18 Nov, priced at ฿3,835 found 13 hours ago
Delta
Sat, 15 Nov - Sun, 16 Nov
SEA
Seattle
LAS
Las Vegas
฿5,110 Return, found 4 days ago
฿5,110
Return
found 4 days ago
Select Delta flight, departing Sat, 15 Nov from Seattle to Las Vegas, returning Sun, 16 Nov, priced at ฿5,110 found 4 days ago
Delta
Sat, 15 Nov - Sun, 16 Nov
SEA
Seattle
LAS
Las Vegas
฿6,080 Return, found 4 days ago
฿6,080
Return
found 4 days ago
Select Delta flight, departing Sat, 15 Nov from Seattle to Las Vegas, returning Sun, 16 Nov, priced at ฿6,080 found 4 days ago
Delta
Tue, 11 Nov - Tue, 18 Nov
SEA
Seattle
LAS
Las Vegas
฿6,115 Return, found 13 hours ago
฿6,115
Return
found 13 hours ago
Select Delta flight, departing Tue, 11 Nov from Seattle to Las Vegas, returning Tue, 18 Nov, priced at ฿6,115 found 13 hours ago
Delta
Tue, 11 Nov - Tue, 18 Nov
SEA
Seattle
LAS
Las Vegas
฿6,435 Return, found 13 hours ago
฿6,435
Return
found 13 hours ago
Select Delta flight, departing Tue, 11 Nov from Seattle to Las Vegas, returning Tue, 18 Nov, priced at ฿6,435 found 13 hours ago
Delta
Tue, 11 Nov - Tue, 18 Nov
SEA
Seattle
LAS
Las Vegas
฿6,605 Return, found 13 hours ago
฿6,605
Return
found 13 hours ago
Select Delta flight, departing Tue, 11 Nov from Seattle to Las Vegas, returning Tue, 18 Nov, priced at ฿6,605 found 13 hours ago
Delta
Tue, 11 Nov - Tue, 18 Nov
SEA
Seattle
LAS
Las Vegas
฿7,580 Return, found 13 hours ago
฿7,580
Return
found 13 hours ago
Select Delta flight, departing Tue, 11 Nov from Seattle to Las Vegas, returning Tue, 18 Nov, priced at ฿7,580 found 13 hours ago
Delta
Tue, 11 Nov - Tue, 18 Nov
SEA
Seattle
LAS
Las Vegas
฿7,750 Return, found 13 hours ago
฿7,750
Return
found 13 hours ago
Select Delta flight, departing Tue, 11 Nov from Seattle to Las Vegas, returning Tue, 18 Nov, priced at ฿7,750 found 13 hours ago
American Airlines
Tue, 11 Nov - Tue, 18 Nov
SEA
Seattle
LAS
Las Vegas
฿7,900 Return, found 13 hours ago
฿7,900
Return
found 13 hours ago
Select American Airlines flight, departing Tue, 11 Nov from Seattle to Las Vegas, returning Tue, 18 Nov, priced at ฿7,900 found 13 hours ago
United
Tue, 11 Nov - Tue, 18 Nov
SEA
Seattle
LAS
Las Vegas
฿9,040 Return, found 13 hours ago
฿9,040
Return
found 13 hours ago
Select United flight, departing Tue, 11 Nov from Seattle to Las Vegas, returning Tue, 18 Nov, priced at ฿9,040 found 13 hours ago

Find the cheapest month to fly from Seattle (SEA) to Las Vegas (LAS)

November is typically the cheapest month to fly

From ฿1,499 - ฿5,842 per traveller.

Frequently asked questions

How much is a flight from SEA to Harry Reid Airport (formerly McCarran Airport)?
Round-trip tickets between Seattle - Tacoma Intl. Airport (SEA) and LAS start from ฿3,835. This price is based on fares quoted within the last 7 days on Expedia for flights departing within the next year — make your booking ASAP so you don't miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SEA to LAS?
Every air carrier has its own set of terms and conditions. If you do decide to cancel, follow the easy instructions on our Customer Service Portal.
How do I find cheap flights from Seattle - Tacoma Intl. Airport (SEA) to Harry Reid Airport (formerly McCarran Airport) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Seattle - Tacoma Intl. Airport (SEA) to Harry Reid Airport (formerly McCarran Airport) flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from Sea-Tac Airport to McCarran Intl. Airport (LAS)?
It only takes around 2 hours and 28 minutes to journey from SEA to McCarran Intl. Airport (LAS). Recline your seat and get comfortable — but not too comfortable. You'll be touching down in Las Vegas in no time.
How far is the flight from Sea-Tac Airport to LAS?
It's just 1,400 kilometres between Seattle - Tacoma Intl. Airport (SEA) and LAS. Chances are you'll spend more time travelling to and from the airport than actually flying!
Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to Harry Reid Airport (formerly McCarran Airport)?
Check out the deals on offer with these top carriers and book your ticket from Seattle - Tacoma Intl. Airport (SEA) to LAS today:

  • Alaska Airlines - (AS) with 230 monthly flights
  • Delta Air Lines - (DL) with 152 monthly flights
  • Spirit Airlines - (NK) with 86 monthly flights
  • Southwest Airlines - (WN) with 86 monthly flights

Are SEA to LAS flight tickets cheaper when they're purchased at the last minute?
Late planners can sometimes find a bargain, with some super cheap fares from Seattle - Tacoma Intl. Airport (SEA) to LAS emerging a few weeks prior to the departure date. If you'd rather book ahead of time, Expedia compares and updates the best flight deals frequently — as early as a year in advance in some cases. It does depend on the carrier though, as not every airline advertises prices that far in advance.

Travel information

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Harry Reid Intl.
Return price
฿3,835
Distance
1385 km
Average flight time
2 hours 33 mins

Book with confidence

Book with confidence

Perfect flights from Seattle to Las Vegas

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Seattle to Las Vegas. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of Las Vegas, surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Seattle - Tacoma Intl. to Harry Reid Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿1,915 and roundtrip prices from ฿3,835. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Harry Reid Intl. and explore Las Vegas and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your SEA to LAS travel arrangements today and embark on the journey of a lifetime in Las Vegas.
Perfect flights from Seattle to Las Vegas

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to Expedia members.