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$421+ Cheap flights from Hong Kong (HKG) to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/28. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SEA
Aug 7 — Aug 141
Fri 8/7
Fri 8/14
1 adult, Economy
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Find cheap flights from Hong Kong to Seattle with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from Hong Kong Intl to Seattle/Tacoma Intl are usually found in January or November, booked 90 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Hong Kong to Seattle

Cheapest flights from Hong Kong to Seattle
Explore the most affordable flight options available from Hong Kong to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 8, 2026.

This iWofly deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/19:45 am
HKG
-
SEA
1 stop15h 07m
Air Canada
Thu 10/85:40 am
SEA
-
HKG
1 stop32h 35m
Air Canada
Deal found 7/3$571
This Mytrip deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/39:30 am
HKG
-
SEA
2 stops24h 02m
Air Canada
Sat 10/103:00 pm
SEA
-
HKG
1 stop23h 15m
Air Canada
Deal found 7/3$582
This Jettzy deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/63:45 pm
HKG
-
SEA
1 stop15h 25m
Multiple Airlines
Sat 10/171:15 am
SEA
-
HKG
1 stop21h 50m
Multiple Airlines
Deal found 7/5$721
This Gotogate deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:45 pm
HKG
-
SEA
1 stop35h 20m
STARLUX Airlines
Sun 1/3111:45 pm
SEA
-
HKG
1 stop26h 45m
STARLUX Airlines
Deal found 7/6$732
This Gotogate deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:10 pm
HKG
-
SEA
1 stop35h 00m
STARLUX Airlines
Fri 10/3012:45 am
SEA
-
HKG
1 stop26h 45m
STARLUX Airlines
Deal found 7/8$733
This FlightHub deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3010:00 am
HKG
-
SEA
1 stop21h 05m
Multiple Airlines
Fri 10/3012:45 am
SEA
-
HKG
1 stop21h 15m
Multiple Airlines
Deal found 7/6$738
This Jettzy deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/217:45 pm
HKG
-
SEA
1 stop35h 20m
STARLUX Airlines
Sun 11/2911:45 pm
SEA
-
HKG
1 stop26h 45m
STARLUX Airlines
Deal found 7/5$740
This Booking.com deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/38:10 pm
HKG
-
SEA
1 stop35h 00m
STARLUX Airlines
Tue 10/61:15 am
SEA
-
HKG
1 stop26h 40m
STARLUX Airlines
Deal found 7/6$742
This FlightHub deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/38:10 am
HKG
-
SEA
1 stop23h 00m
Multiple Airlines
Sun 9/61:15 am
SEA
-
HKG
1 stop25h 55m
Multiple Airlines
Deal found 7/8$747
This Gotogate deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/308:10 pm
HKG
-
SEA
1 stop35h 00m
STARLUX Airlines
Sun 10/41:15 am
SEA
-
HKG
1 stop17h 40m
STARLUX Airlines
Deal found 7/8$752
This Trip.com deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3110:50 pm
HKG
-
SEA
1 stop32h 20m
Multiple Airlines
Wed 9/301:15 am
SEA
-
HKG
1 stop17h 45m
Multiple Airlines
Deal found 7/5$758

Find flight deals from Hong Kong to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Hong Kong (HKG) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$571
(iWofly)

One-way from

$421
(Kiwi.com)

Popular in

August

Cheapest in

January

Average price

$899

Good round-trip deal

$1,094 or less

Good one-way deal

$762 or less
Provider with most accurate pricing for Hong Kong Intl-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Hong Kong Intl-Seattle/Tacoma Intl flights.
Search Deals
From Hong Kong Intl to Seattle/Tacoma Intl
Search Deals
One-way flight from Hong Kong Intl to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($119 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Hong Kong Intl to Seattle/Tacoma Intl.
Search Deals
Price to beat on a one-way flight from Hong Kong Intl to Seattle/Tacoma Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Hong Kong to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 8, 2026.
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 - SEA

HKGSEA

Hong Kong Intl

Wed 10/21

8:10 pm-4:10 pm

1 stop35h 00m

Seattle/Tacoma Intl

Sat 10/24

12:45 am-10:10 am

1 stop18h 25m

$794
Quickest round-trip

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Tue 8/25

11:45 am-2:24 pm

1 stop17h 39m

Seattle/Tacoma Intl

Tue 8/25

4:45 pm-5:00 am

2 stops21h 15m

$811

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Sat 11/21

10:35 am-9:57 pm

2 stops27h 22m

Seattle/Tacoma Intl

Sun 11/29

7:01 am-7:20 pm

1 stop20h 19m

$816

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Tue 11/24

10:35 am-4:03 pm

2 stops21h 28m

Seattle/Tacoma Intl

Sun 1/31

6:57 am-7:20 pm

1 stop20h 23m

$816

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Fri 10/23

11:45 am-9:59 pm

2 stops25h 14m

Seattle/Tacoma Intl

Sat 10/31

5:28 pm-5:45 am

1 stop21h 17m

$816

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Thu 9/3

12:40 pm-9:15 pm

2 stops23h 35m

Seattle/Tacoma Intl

Mon 9/7

5:20 pm-5:00 am

1 stop20h 40m

$825

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Sun 7/19

12:45 am-1:41 pm

1 stop27h 56m

Seattle/Tacoma Intl

Sat 8/22

9:59 am-5:05 am

1 stop28h 06m

$912

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Fri 8/7

11:45 am-1:29 am

1 stop28h 44m

Seattle/Tacoma Intl

Mon 8/24

6:30 pm-5:40 am

1 stop20h 10m

$966
Cheapest one-way

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Sun 10/11

11:35 am-4:10 pm

1 stop19h 35m

$441
Quickest one-way

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Tue 9/15

5:35 pm-7:45 pm

1 stop17h 10m

$469

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/4

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from Hong Kong to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Hong Kong to Seattle in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Hong Kong-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Hong Kong-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Hong Kong-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Hong Kong-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Hong Kong-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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?

To ensure you get the cheapest price possible for a flight from Hong Kong to Seattle, you should look to book at least 89 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Hong Kong to Seattle (average of $641). Flying from Hong Kong to Seattle in August is currently the most expensive (average of $1,028). 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?

Find hourly flight availability from Hong Kong to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 8, 2026.

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?

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated July 8, 2026.
Read through reviews of airlines operating flights from Hong Kong to Seattle, such as EVA Air,China Airlines, andDelta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.5
Very good
1,491 reviews

Food

8.1

Entertainment

8.0

Overall

8.5

Boarding

8.4

Crew

8.7

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
EVA Air
8.5
Very good
1,491 reviews
EVA Air
8.5
Very good
1,491 reviews

Food

8.1

Entertainment

8.0

Overall

8.5

Boarding

8.4

Crew

8.7

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
China Airlines
8.3
Very good
833 reviews
EVA Air
8.5
Very good
1,491 reviews

Food

8.1

Entertainment

8.0

Overall

8.5

Boarding

8.4

Crew

8.7

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
Delta
7.8
Good
8,453 reviews
EVA Air
8.5
Very good
1,491 reviews

Food

8.1

Entertainment

8.0

Overall

8.5

Boarding

8.4

Crew

8.7

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
Cathay Pacific
7.6
Good
1,403 reviews
EVA Air
8.5
Very good
1,491 reviews

Food

8.1

Entertainment

8.0

Overall

8.5

Boarding

8.4

Crew

8.7

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
Philippine Airlines
7.3
Good
1,007 reviews
EVA Air
8.5
Very good
1,491 reviews

Food

8.1

Entertainment

8.0

Overall

8.5

Boarding

8.4

Crew

8.7

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?

Related info for your journey

Find useful and relevant information for your journey from Hong Kong to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Hong Kong to Seattle?

    You will need to book a flight from Hong Kong Intl to Seattle/Tacoma Intl if you want to fly from Hong Kong to Seattle. At least 8 different airlines have flights from Hong Kong Intl (HKG) to Seattle/Tacoma Intl (SEA) on a regular basis. There is 1 flight to Seattle from the Hong Kong airport per day. If you manage to book one that is nonstop, then you can expect the flight time from HKG to SEA to be around 11h 40m.

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

    STARLUX Airlines and United Airlines can get you from Hong Kong to Seattle in just under 17h 39m. Your travel time can differ by up to 17h 21m. The distance between Hong Kong and Seattle is about 6484 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Hong Kong to Seattle round-trip?

    According to our current data, Philippine Airlines ($531), Delta ($552), and United Airlines ($577) offers the cheapest pricing from Hong Kong to Seattle. You may be able to fly from Hong Kong to Seattle for 32% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Hong Kong to Seattle one-way?

    The cheapest airlines for a one-way flight from Hong Kong to Seattle are Philippine Airlines ($338), Air Canada ($377), and Delta ($380).

  • What are the cheapest flights from Hong Kong to Seattle?

    While on average a flight from Hong Kong to Seattle is generally $991, our data shows the cheapest flight currently is $753. When looking at the most popular route, (Hong Kong Intl - Seattle/Tacoma Intl), you can expect to pay $732 for that flight.

  • 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, January is the cheapest month in which you can book a flight from Hong Kong to Seattle (average of $641). Flying from Hong Kong to Seattle in August is currently the most expensive (average of $1,028). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tacoma
Lacey
Leavenworth
Olympia
Ocean Shores
Edmonds
Snoqualmie
Tumwater
Tukwila
Renton
Kent
Lynnwood
Ellensburg
Fife
Marysville
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Issaquah
Shoreline
Centralia

Browse thousands of different options on Cheapflights for your next trip

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Top 8 airlines flying from Hong Kong to Seattle

Discover the top 8 airlines that operate flights from Hong Kong to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
Philippine AirlinesCheapest$531Average$598FlexibilityNo cancel feeOn-time60%
DeltaCheapest$552Average$729FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$577Average$818FlexibilityNo cancel feeOn-time69%
China AirlinesCheapest$605Average$683FlexibilityNo cancel feeOn-time70%
Asiana AirlinesCheapest$632Average$710FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$641Average$663FlexibilityNo cancel feeOn-time67%
EVA AirCheapest$642Average$838FlexibilityNo cancel feeOn-time74%
Cathay PacificCheapest$671Average$1,103FlexibilityNo cancel feeOn-time72%

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