S$542 Cheap Flights from Hong Kong to Seattle

View S$542 flight on Tue, 14 Oct, 2025Opens in a new window

Popular airlines from Hong Kong International Airport (HKG) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Hong Kong to Seattle (HKG-SEA)

Prices were available within the past 7 days and start at S$542 for one-way flights and S$832 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Asiana Airlines
Thu, 11 Sep - Thu, 25 Sep
HKG
Hong Kong SAR
SEA
Seattle
S$832 Return, found 2 days ago
S$832
Return
found 2 days ago
Select Asiana Airlines flight, departing Thu, 11 Sep from Hong Kong SAR to Seattle, returning Thu, 25 Sep, priced at S$832 found 2 days ago
Asiana Airlines
Thu, 18 Sep - Mon, 22 Sep
HKG
Hong Kong SAR
SEA
Seattle
S$855 Return, found 2 days ago
S$855
Return
found 2 days ago
Select Asiana Airlines flight, departing Thu, 18 Sep from Hong Kong SAR to Seattle, returning Mon, 22 Sep, priced at S$855 found 2 days ago
Philippine Airlines
Thu, 2 Oct - Sun, 12 Oct
HKG
Hong Kong SAR
SEA
Seattle
S$872 Return, found 1 day ago
S$872
Return
found 1 day ago
Select Philippine Airlines flight, departing Thu, 2 Oct from Hong Kong SAR to Seattle, returning Sun, 12 Oct, priced at S$872 found 1 day ago
Asiana Airlines
Thu, 11 Sep - Thu, 25 Sep
HKG
Hong Kong SAR
SEA
Seattle
S$896 Return, found 2 days ago
S$896
Return
found 2 days ago
Select Asiana Airlines flight, departing Thu, 11 Sep from Hong Kong SAR to Seattle, returning Thu, 25 Sep, priced at S$896 found 2 days ago
STARLUX Airlines
Fri, 5 Sep - Tue, 9 Sep
HKG
Hong Kong SAR
SEA
Seattle
S$953 Return, found 1 day ago
S$953
Return
found 1 day ago
Select STARLUX Airlines flight, departing Fri, 5 Sep from Hong Kong SAR to Seattle, returning Tue, 9 Sep, priced at S$953 found 1 day ago
Cathay Pacific
Fri, 5 Sep - Tue, 9 Sep
HKG
Hong Kong SAR
SEA
Seattle
S$963 Return, found 1 day ago
S$963
Return
found 1 day ago
Select Cathay Pacific flight, departing Fri, 5 Sep from Hong Kong SAR to Seattle, returning Tue, 9 Sep, priced at S$963 found 1 day ago
EVA Airways
Fri, 5 Sep - Tue, 9 Sep
HKG
Hong Kong SAR
SEA
Seattle
S$974 Return, found 1 day ago
S$974
Return
found 1 day ago
Select EVA Airways flight, departing Fri, 5 Sep from Hong Kong SAR to Seattle, returning Tue, 9 Sep, priced at S$974 found 1 day ago
China Airlines
Sat, 4 Oct - Tue, 7 Oct
HKG
Hong Kong SAR
SEA
Seattle
S$1,028 Return, found 1 day ago
S$1,028
Return
found 1 day ago
Select China Airlines flight, departing Sat, 4 Oct from Hong Kong SAR to Seattle, returning Tue, 7 Oct, priced at S$1,028 found 1 day ago
Air Canada
Sat, 4 Oct - Tue, 7 Oct
HKG
Hong Kong SAR
SEA
Seattle
S$1,053 Return, found 1 day ago
S$1,053
Return
found 1 day ago
Select Air Canada flight, departing Sat, 4 Oct from Hong Kong SAR to Seattle, returning Tue, 7 Oct, priced at S$1,053 found 1 day ago
United
Fri, 5 Sep - Tue, 9 Sep
HKG
Hong Kong SAR
SEA
Seattle
S$1,054 Return, found 1 day ago
S$1,054
Return
found 1 day ago
Select United flight, departing Fri, 5 Sep from Hong Kong SAR to Seattle, returning Tue, 9 Sep, priced at S$1,054 found 1 day ago

Find the cheapest month to fly from Chek Lap Kok (HKG) to Seattle (SEA)

November is typically the cheapest month to fly

From S$806 - S$1,202 per traveller.

Graph displaying average flight prices per month

Hong Kong to Seattle route information
Origin airport
Hong Kong Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Air Canada, Air France, All Nippon Airways, American Airlines, Asiana Airlines, British Airways, Cathay Pacific, China Airlines, Delta, EVA Airways, Emirates, Japan Airlines, KLM, Korean Air, Lufthansa, Philippine Airlines, Qatar Airways, Turkish Airlines, United
Return price
S$831
Distance
10380 km

Flights from Chek Lap Kok to Seattle

There are several airlines that operate frequent flights from Hong Kong (HKG) to Seattle (SEA) including

The earliest flight leaves Hong Kong Intl. Airport at 10:30 and arrives at Seattle Tacoma Intl. Airport at 07:38. The last flight of the day departs Hong Kong at 12:00 and arrives at Seattle at 09:12.

The flight distance from Hong Kong to Seattle is about 10497 km, the shortest flight is 12 hours 08 minutes with United Airlines."

Expedia lets you search across the largest number of airlines and Seattle flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Chek Lap Kok Seattle flight!

Browse through dozens of options and rest 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 Chek Lap Kok to Seattle trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your Seattle flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Chek Lap Kok to Seattle with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Frequently asked questions

How much is a flight from HKG to Seattle - Tacoma Intl. Airport (SEA)?
The lowest price advertised for a round-trip journey between Chek Lap Kok Intl. Airport and Seattle - Tacoma Intl. Airport (SEA) is S$832. But you better act soon. This figure is based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Chek Lap Kok Intl. Airport to SEA?
The majority of flights can be cancelled online, but whether you are charged a fee all comes down to your airline. If you do have to cancel your getaway, follow the instructions in the Customer Service Portal.
How do I find cheap flights from Chek Lap Kok Intl. Airport to SEA 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 Hong Kong Intl. Airport (HKG) to Sea-Tac Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Chek Lap Kok Intl. Airport to Sea-Tac Airport?
The distance is around 10,500 kilometres, so pack your carry-on bag with whatever you need to make the long journey comfortable. Not sure what to take on board your Chek Lap Kok to SeaTac flight? Earplugs, a sleep mask and a neck pillow are among the essentials.
Which airlines fly direct from Hong Kong Intl. Airport (HKG) to SEA?
You won't find any airlines operating directly between HKG and SEA, so be ready to make at least one stop on your journey. A layover, whether short or long, can be a good way to break up a trip!
Are HKG to Seattle - Tacoma Intl. Airport (SEA) flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Hong Kong Intl. Airport (HKG) to Seattle - Tacoma Intl. Airport (SEA) at the last minute could be your ticket to a fantastic deal. However, it could end up costing a good deal more! If you'd rather not take any chances, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to a year in advance. If your preferred carrier hasn't released tickets yet, check back frequently as deals are updated on Expedia all the time.

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