Cheap Flights from Las Vegas (LAS) to Seattle (SEA) from HK$389~

View HK$389 flight on Wed, 18 Feb 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at HK$389 for one-way flights and HK$767 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 8 Jan - Fri, 9 Jan
LAS
Las Vegas
SEA
Seattle
HK$767 Return, found 5 days ago
HK$767
Return
found 5 days ago
Select Delta flight, departing Thu, 8 Jan from Las Vegas to Seattle, returning Fri, 9 Jan, priced at HK$767 found 5 days ago
Delta
Thu, 8 Jan - Fri, 9 Jan
LAS
Las Vegas
SEA
Seattle
HK$1,154 Return, found 5 days ago
HK$1,154
Return
found 5 days ago
Select Delta flight, departing Thu, 8 Jan from Las Vegas to Seattle, returning Fri, 9 Jan, priced at HK$1,154 found 5 days ago
American Airlines
Thu, 8 Jan - Fri, 9 Jan
LAS
Las Vegas
SEA
Seattle
HK$1,284 Return, found 5 days ago
HK$1,284
Return
found 5 days ago
Select American Airlines flight, departing Thu, 8 Jan from Las Vegas to Seattle, returning Fri, 9 Jan, priced at HK$1,284 found 5 days ago
Delta
Thu, 8 Jan - Fri, 9 Jan
LAS
Las Vegas
SEA
Seattle
HK$1,467 Return, found 5 days ago
HK$1,467
Return
found 5 days ago
Select Delta flight, departing Thu, 8 Jan from Las Vegas to Seattle, returning Fri, 9 Jan, priced at HK$1,467 found 5 days ago
Delta
Thu, 8 Jan - Fri, 9 Jan
LAS
Las Vegas
SEA
Seattle
HK$1,822 Return, found 5 days ago
HK$1,822
Return
found 5 days ago
Select Delta flight, departing Thu, 8 Jan from Las Vegas to Seattle, returning Fri, 9 Jan, priced at HK$1,822 found 5 days ago
Delta
Thu, 8 Jan - Fri, 9 Jan
LAS
Las Vegas
SEA
Seattle
HK$1,842 Return, found 5 days ago
HK$1,842
Return
found 5 days ago
Select Delta flight, departing Thu, 8 Jan from Las Vegas to Seattle, returning Fri, 9 Jan, priced at HK$1,842 found 5 days ago
Delta
Thu, 8 Jan - Fri, 9 Jan
LAS
Las Vegas
SEA
Seattle
HK$1,854 Return, found 5 days ago
HK$1,854
Return
found 5 days ago
Select Delta flight, departing Thu, 8 Jan from Las Vegas to Seattle, returning Fri, 9 Jan, priced at HK$1,854 found 5 days ago
United
Thu, 8 Jan - Fri, 9 Jan
LAS
Las Vegas
SEA
Seattle
HK$1,865 Return, found 5 days ago
HK$1,865
Return
found 5 days ago
Select United flight, departing Thu, 8 Jan from Las Vegas to Seattle, returning Fri, 9 Jan, priced at HK$1,865 found 5 days ago
Delta
Thu, 8 Jan - Fri, 9 Jan
LAS
Las Vegas
SEA
Seattle
HK$1,886 Return, found 5 days ago
HK$1,886
Return
found 5 days ago
Select Delta flight, departing Thu, 8 Jan from Las Vegas to Seattle, returning Fri, 9 Jan, priced at HK$1,886 found 5 days ago
American Airlines
Thu, 8 Jan - Fri, 9 Jan
LAS
Las Vegas
SEA
Seattle
HK$1,973 Return, found 5 days ago
HK$1,973
Return
found 5 days ago
Select American Airlines flight, departing Thu, 8 Jan from Las Vegas to Seattle, returning Fri, 9 Jan, priced at HK$1,973 found 5 days ago

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

February is typically the cheapest month to fly

From HK$410 - HK$833 per traveller.
Las Vegas to Seattle route information
Origin airport
Harry Reid Intl.
Destination airport
Seattle - Tacoma Intl.
Return price
HK$767
Distance
1385 km
Average flight time
2 hours 50 mins

Flights from Las Vegas to Seattle

Book cheap flights from Las Vegas (LAS) to Seattle (SEA) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Las Vegas (LAS) to Seattle (SEA) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Las Vegas (LAS) to Seattle (SEA) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Seattle flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Seattle and things to do in Seattle for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Seattle more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Seattle is HK$389 now!

 

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 HK$767. 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 canceled 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 kilometers 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.

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