Find flights
Deals
When to book
FAQs

Cheap flights from Hong Kong to Seattle from C$ 630

HKG — SEA
9 Oct — 16 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Hong Kong to Seattle

Enter your travel dates to find the best prices.

Cheapest flights from Hong Kong to Seattle

Thu 10/911:45 a.m. -
1 stop17h 39m
Mon 21/96:52 p.m. -
1 stop32h 38m
Deal found 9/9C$ 993
Wed 28/1010:30 p.m. -
2 stops32h 42m
Sun 1/111:16 p.m. -
1 stop38h 04m
Deal found 6/9C$ 994
Wed 16/912:40 p.m. -
2 stops23h 35m
Wed 6/16:57 a.m. -
1 stop20h 23m
Deal found 9/9C$ 1,005
Wed 9/910:30 p.m. -
2 stops32h 15m
Wed 23/99:00 a.m. -
1 stop18h 55m
Deal found 9/9C$ 1,011
Mon 14/911:45 a.m. -
1 stop17h 39m
Sun 4/106:30 a.m. -
1 stop21h 00m
Deal found 9/9C$ 1,063
Fri 16/1012:40 p.m. -
1 stop45h 49m
Tue 27/109:05 a.m. -
1 stop19h 15m
Deal found 8/9C$ 1,065
Tue 13/1012:45 a.m. -
1 stop27h 29m
Mon 26/105:45 p.m. -
1 stop21h 55m
Deal found 8/9C$ 1,113
Wed 14/1012:45 a.m. -
1 stop27h 29m
Thu 22/107:32 a.m. -
1 stop30h 33m
Deal found 8/9C$ 1,120
Thu 15/1012:40 p.m. -
2 stops21h 04m
Wed 21/105:00 a.m. -
2 stops22h 55m
Deal found 8/9C$ 1,123
Sat 12/97:40 p.m. -
1 stop15h 00m
Thu 1/1012:30 a.m. -
1 stop20h 35m
Deal found 7/9C$ 1,131

Find flight deals from Hong Kong to Seattle

Round-trip from

C$ 993

One-way from

C$ 630

Popular in

August

Cheapest in

November

Average price

C$ 1,148
United Airlines
  • United Airlines
  • 7/10-14/10
  • 3 total stops
  • 52h 17m total
  • Hong Kong to Seattle
Search Deals
STARLUX Airlines
  • STARLUX Airlines
  • 1/10-31/12
  • 1 total stop
  • 19h 50m total
  • Hong Kong to Seattle
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 285 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 65 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Hong Kong to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Hong KongSeattle

HKG Hong Kong Intl - SEA Seattle/Tacoma Intl

HKGSEA

Hong Kong Intl

Fri 25/9

9:45 p.m.-7:00 p.m.

1 stop36h 15m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:00 p.m.

Nonstop0h 00m

C$ 666
Quickest round-trip

Hong KongSeattle

HKG Hong Kong Intl - SEA Seattle/Tacoma Intl

HKGSEA

Hong Kong Intl

Sat 26/12

8:05 p.m.-6:10 p.m.

1 stop14h 05m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:00 p.m.

Nonstop0h 00m

C$ 685

Hong KongSeattle

HKG Hong Kong Intl - SEA Seattle/Tacoma Intl

HKGSEA

Hong Kong Intl

Thu 17/9

11:45 a.m.-9:51 p.m.

2 stops25h 06m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:00 p.m.

Nonstop0h 00m

C$ 760

Hong KongSeattle

HKG Hong Kong Intl - SEA Seattle/Tacoma Intl

HKGSEA

Hong Kong Intl

Mon 14/12

10:30 p.m.-9:21 p.m.

3 stops38h 51m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:00 p.m.

Nonstop0h 00m

C$ 760

Hong KongSeattle

HKG Hong Kong Intl - SEA Seattle/Tacoma Intl

HKGSEA

Hong Kong Intl

Mon 16/11

10:30 p.m.-4:12 p.m.

2 stops33h 42m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:00 p.m.

Nonstop0h 00m

C$ 760

Hong KongSeattle

HKG Hong Kong Intl - SEA Seattle/Tacoma Intl

HKGSEA

Hong Kong Intl

Wed 16/9

10:30 p.m.-9:15 p.m.

3 stops37h 45m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:00 p.m.

Nonstop0h 00m

C$ 760

Hong KongSeattle

HKG Hong Kong Intl - SEA Seattle/Tacoma Intl

HKGSEA

Hong Kong Intl

Thu 1/10

11:45 a.m.-9:59 p.m.

2 stops25h 14m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:00 p.m.

Nonstop0h 00m

C$ 760

Hong KongSeattle

HKG Hong Kong Intl - SEA Seattle/Tacoma Intl

HKGSEA

Hong Kong Intl

Mon 21/9

11:45 a.m.-1:22 p.m.

2 stops40h 37m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:00 p.m.

Nonstop0h 00m

C$ 760

Hong KongSeattle

HKG Hong Kong Intl - SEA Seattle/Tacoma Intl

HKGSEA

Hong Kong Intl

Sun 15/11

2:20 p.m.-11:14 a.m.

2 stops36h 54m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:00 p.m.

Nonstop0h 00m

C$ 832

Hong KongSeattle

HKG Hong Kong Intl - SEA Seattle/Tacoma Intl

HKGSEA

Hong Kong Intl

Wed 7/10

10:30 p.m.-10:03 a.m.

1 stop26h 33m

Seattle/Tacoma Intl

Wed 14/10

12:16 p.m.-5:00 a.m.

2 stops25h 44m

C$ 993

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/9

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Best time to book a flight from Hong Kong to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Hong Kong with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Hong Kong to Seattle

How far ahead should I book a flight from Hong Kong to Seattle?

Booking 89 days in advance of your planned departure date is, on average, the best time to get cheap flights from Hong Kong to Seattle. 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 Hong Kong to Seattle?

Currently, November is the cheapest month in which you can book a flight from Hong Kong to Seattle (average of C$ 916). Flying from Hong Kong to Seattle in August is currently the most expensive (average of C$ 1,644). 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 HKG to SEA?

When flying from Hong Kong to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Hong Kong to Seattle?

Airfare is typical for this route at the moment.

Hong Kong to Seattle flights typically cost between C$ 909 and C$ 1,381 in October.
The cheapest round-trip price found within the last 5 days was C$ 993 on United Airlines (28 Oct-1 Nov).

Related info for your journey

  • How popular is this Hong Kong to Seattle flight route?

    The Hong Kong Intl to Seattle/Tacoma Intl flight path was viewed by 3 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Hong Kong to Seattle?

    For as low as C$ 993, United Airlines can have you in Seattle from Hong Kong in 26h 33m. The distance from Hong Kong to Seattle is about 10435 km.

  • What are the most reliable airlines from Hong Kong to Seattle?

    The top 3 most reliable airlines when flying from Hong Kong to Seattle are American Airlines (21%), Cathay Pacific (21%) and Malaysia Airlines (15%).

  • Can I find deals for flights from Hong Kong to Seattle that include hotel bookings?

    Yes. In addition to deals on Hong Kong to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Hong Kong to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hong Kong to Seattle.

  • Can I find deals for business class flights from Hong Kong to Seattle?

    Yes. Cheapflights offers flight deals from Hong Kong to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Hong Kong to Seattle?

    Currently, November is the cheapest month in which you can book a flight from Hong Kong to Seattle (average of C$ 916). Flying from Hong Kong to Seattle in August is currently the most expensive (average of C$ 1,644). 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.

See more FAQs

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Kent
Mukilteo
Leavenworth
Tacoma
Renton
Cashmere
Lynnwood
Ellensburg
Tukwila
Olympia
Marysville
Federal Way
Kirkland

Browse thousands of different options on Cheapflights for your next trip

Fly with Cheapflights

How does Cheapflights help users find flights from Hong Kong to Seattle?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Hong Kong to Seattle. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Hong Kong to Seattle?

Cheapflights helps you find that perfect flight to Seattle from Hong Kong by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Hong Kong to Seattle with no change fees?

Yes, we can. To see specific flights from Hong Kong to Seattle with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Hong Kong to Seattle 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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.