฿1,555 Cheap Flights from Las Vegas (LAS) to Seattle (SEA)

View ฿1,555 flight on Sat, 17 Jan 2026Opens in a new window

Popular airlines from Harry Reid Intl. Airport (LAS) to Seattle

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

Prices were available within the past 7 days and start at ฿1,555 for one-way flights and ฿7,880 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, 9 Oct - Mon, 12 Oct
LAS
Las Vegas
SEA
Seattle
฿7,880 Return, found 1 day ago
฿7,880
Return
found 1 day ago
Select Delta flight, departing Fri, 9 Oct from Las Vegas to Seattle, returning Mon, 12 Oct, priced at ฿7,880 found 1 day ago
Delta
Fri, 9 Oct - Mon, 12 Oct
LAS
Las Vegas
SEA
Seattle
฿8,200 Return, found 1 day ago
฿8,200
Return
found 1 day ago
Select Delta flight, departing Fri, 9 Oct from Las Vegas to Seattle, returning Mon, 12 Oct, priced at ฿8,200 found 1 day ago
United
Fri, 9 Oct - Mon, 12 Oct
LAS
Las Vegas
SEA
Seattle
฿9,310 Return, found 1 day ago
฿9,310
Return
found 1 day ago
Select United flight, departing Fri, 9 Oct from Las Vegas to Seattle, returning Mon, 12 Oct, priced at ฿9,310 found 1 day ago
Delta
Fri, 9 Oct - Mon, 12 Oct
LAS
Las Vegas
SEA
Seattle
฿9,320 Return, found 1 day ago
฿9,320
Return
found 1 day ago
Select Delta flight, departing Fri, 9 Oct from Las Vegas to Seattle, returning Mon, 12 Oct, priced at ฿9,320 found 1 day ago
United
Fri, 9 Oct - Mon, 12 Oct
LAS
Las Vegas
SEA
Seattle
฿9,635 Return, found 1 day ago
฿9,635
Return
found 1 day ago
Select United flight, departing Fri, 9 Oct from Las Vegas to Seattle, returning Mon, 12 Oct, priced at ฿9,635 found 1 day ago
Delta
Fri, 9 Oct - Mon, 12 Oct
LAS
Las Vegas
SEA
Seattle
฿10,140 Return, found 1 day ago
฿10,140
Return
found 1 day ago
Select Delta flight, departing Fri, 9 Oct from Las Vegas to Seattle, returning Mon, 12 Oct, priced at ฿10,140 found 1 day ago
United
Fri, 9 Oct - Mon, 12 Oct
LAS
Las Vegas
SEA
Seattle
฿10,740 Return, found 1 day ago
฿10,740
Return
found 1 day ago
Select United flight, departing Fri, 9 Oct from Las Vegas to Seattle, returning Mon, 12 Oct, priced at ฿10,740 found 1 day ago
United
Fri, 9 Oct - Mon, 12 Oct
LAS
Las Vegas
SEA
Seattle
฿11,565 Return, found 1 day ago
฿11,565
Return
found 1 day ago
Select United flight, departing Fri, 9 Oct from Las Vegas to Seattle, returning Mon, 12 Oct, priced at ฿11,565 found 1 day ago
United
Fri, 9 Oct - Mon, 12 Oct
LAS
Las Vegas
SEA
Seattle
฿11,885 Return, found 1 day ago
฿11,885
Return
found 1 day ago
Select United flight, departing Fri, 9 Oct from Las Vegas to Seattle, returning Mon, 12 Oct, priced at ฿11,885 found 1 day ago
American Airlines
Fri, 9 Oct - Mon, 12 Oct
LAS
Las Vegas
SEA
Seattle
฿14,240 Return, found 1 day ago
฿14,240
Return
found 1 day ago
Select American Airlines flight, departing Fri, 9 Oct from Las Vegas to Seattle, returning Mon, 12 Oct, priced at ฿14,240 found 1 day ago

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

February is typically the cheapest month to fly

From ฿1,684 - ฿3,425 per traveller.

Frequently asked questions

How much is a flight from LAS to Sea-Tac Airport?
Based on fares available within the last 7 days on Expedia for flights departing within the next year, round-trip flights between Harry Reid Airport (formerly McCarran Airport) and Sea-Tac Airport start from ฿7,880. Make your booking today to score the best price for your exciting adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from LAS to Seattle - Tacoma Intl. Airport (SEA)?
Most flights can be conveniently cancelled online, but whether or not you are charged a fee varies between airlines. If you do need to cancel your trip, follow the instructions in the Customer Service Portal.
How do I find cheap flights from Harry Reid Airport (formerly McCarran Airport) to Sea-Tac 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 Harry Reid Airport (formerly McCarran Airport) to Sea-Tac Airport flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from McCarran Intl. Airport (LAS) to Seattle - Tacoma Intl. Airport (SEA)?
Put your seat back, choose an in-flight movie and 2 hours and 47 minutes will fly by before you know it. That's how long it takes to jet to SEA from McCarran Airport.
How far is the flight from LAS to Sea-Tac Airport?
A flight distance of just 1,400 kilometres separates Las Vegas and SeaTac. Once you're in the air, you won't have time to do much more than browse the magazine in your seat-back pocket.
Which airlines fly direct from Harry Reid Airport (formerly McCarran Airport) to Sea-Tac Airport?
It's easy to fly directly from Harry Reid Airport (formerly McCarran Airport) to SEA. Here are the top carriers that operate nonstop services on this route:

  • 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 78 monthly flights

Are Harry Reid Airport (formerly McCarran Airport) to Seattle - Tacoma Intl. Airport (SEA) flight tickets cheaper when they're purchased at the last minute?
Late planners can sometimes pick up a bargain, with some super cheap airfares from Harry Reid Airport (formerly McCarran Airport) to Sea-Tac Airport showing up a few weeks before the date of departure. If you'd rather plan ahead of time, Expedia compares and updates the best flight deals regularly — as early as a year in advance in some cases. It does depend on the carrier though, as not every airline releases prices so far in advance.

Travel information

Origin airport
Harry Reid Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
American Airlines, Delta, United
Return price
฿7,880
Distance
1385 km
Average flight time
2 hours 50 mins

Book with confidence

Perfect flights from Las Vegas to Seattle

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Las Vegas to Seattle. 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 , 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 Harry Reid Intl. to Seattle - Tacoma Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿1,555 and roundtrip prices from ฿7,880. 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 Seattle - Tacoma Intl. and explore 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 to travel arrangements today and embark on the journey of a lifetime in Seattle.
Perfect flights from Las Vegas to Seattle
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