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$339+ 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 11/21. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SEA
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Hong Kong Intl to Seattle/Tacoma Intl are usually found in November or February, booked 4 days in advance, depart on a Monday or Friday and return on a Tuesday

Find 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 November 13, 2025.

This flugladen.de deal was found by Cheapflights users on 11/11. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1310:45 pmHKG - SEA
1 stop35h 55mPhilippine Airlines
Wed 11/269:30 pmSEA - HKG
1 stop23h 00mPhilippine Airlines
Deal found 11/11$546
This oojo deal was found by Cheapflights users on 11/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/21:40 pmHKG - SEA
1 stop21h 00mPhilippine Airlines
Tue 12/99:30 pmSEA - HKG
1 stop20h 45mPhilippine Airlines
Deal found 11/11$553
This oojo deal was found by Cheapflights users on 11/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/166:55 pmHKG - SEA
1 stop15h 45mPhilippine Airlines
Wed 12/319:30 pmSEA - HKG
1 stop20h 45mPhilippine Airlines
Deal found 11/11$555
This Jettzy deal was found by Cheapflights users on 11/10. 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.
Wed 12/248:25 pmHKG - SEA
1 stop18h 21mAir Canada
Sat 1/178:00 pmSEA - HKG
1 stop30h 40mAir Canada
Deal found 11/10$610
This United Airlines deal was found by Cheapflights users on 11/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1310:45 pmHKG - SEA
2 stops38h 06mUnited Airlines
Wed 11/267:00 amSEA - HKG
1 stop20h 20mUnited Airlines
Deal found 11/11$623
This United Airlines deal was found by Cheapflights users on 11/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2411:25 amHKG - SEA
2 stops25h 52mUnited Airlines
Sat 1/179:25 amSEA - HKG
1 stop29h 20mUnited Airlines
Deal found 11/11$624
This United Airlines deal was found by Cheapflights users on 11/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2611:25 amHKG - SEA
1 stop28h 32mUnited Airlines
Sat 1/1712:25 pmSEA - HKG
2 stops26h 20mUnited Airlines
Deal found 11/10$670
This oojo deal was found by Cheapflights users on 11/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/23:30 pmHKG - SEA
1 stop18h 40mEVA Air
Mon 12/812:10 amSEA - HKG
1 stop18h 00mEVA Air
Deal found 11/11$717
This United Airlines deal was found by Cheapflights users on 11/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/510:45 pmHKG - SEA
1 stop39h 45mUnited Airlines
Fri 12/127:00 amSEA - HKG
1 stop31h 45mUnited Airlines
Deal found 11/11$724
This flugladen.de deal was found by Cheapflights users on 11/11. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/137:40 pmHKG - SEA
1 stop14h 30mEVA Air
Tue 11/2512:10 amSEA - HKG
1 stop16h 50mEVA Air
Deal found 11/11$730

Cheap 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 November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$553
(oojo)

One-way from

$339
(SmartFares)

Popular in

July

Cheapest in

November

Average price

$690

Good one-way deal

$664 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. 17% potential increase in price ($189 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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 November 13, 2025.
Use the filters below to find and compare flights from Hong Kong to Seattle that are best for you.

Fly from

Hong Kong

Fly to

Seattle

Route

Depart

Return

Price

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Sat 2/28

10:45 pm-6:40 pm

1 stop35h 55m

Seattle/Tacoma Intl

Tue 6/23

11:05 pm-5:00 pm

1 stop26h 55m

$599

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Fri 12/26

11:25 am-11:57 pm

1 stop28h 32m

Seattle/Tacoma Intl

Sat 1/17

12:35 pm-6:45 am

1 stop26h 10m

$624

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Mon 3/9

10:35 am-4:14 pm

1 stop20h 39m

Seattle/Tacoma Intl

Tue 3/10

6:20 am-7:15 pm

1 stop21h 55m

$624

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Sun 3/15

10:35 am-8:46 pm

1 stop25h 11m

Seattle/Tacoma Intl

Sun 4/5

6:20 am-5:00 am

2 stops31h 40m

$637

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Mon 3/9

11:15 am-4:05 pm

1 stop19h 50m

Seattle/Tacoma Intl

Mon 3/9

12:45 am-10:10 am

1 stop18h 25m

$665

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Wed 12/24

11:25 am-4:52 pm

2 stops21h 27m

Seattle/Tacoma Intl

Sat 1/17

12:25 pm-6:45 am

2 stops26h 20m

$670

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Sat 12/27

10:45 pm-8:23 am

2 stops25h 38m

Seattle/Tacoma Intl

Sat 1/3

5:05 pm-7:20 pm

2 stops34h 15m

$670

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Sat 12/27

11:25 am-12:59 am

2 stops29h 34m

Seattle/Tacoma Intl

Sun 1/4

5:00 am-6:45 am

1 stop33h 45m

$670

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Fri 2/27

12:40 am-1:55 pm

1 stop29h 15m

Seattle/Tacoma Intl

Sat 6/20

12:10 am-11:40 am

1 stop20h 30m

$680

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Fri 11/21

11:15 am-6:40 pm

1 stop23h 25m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/10

Showing 1-10 of 20 results
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 November.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Hong Kong-Seattle flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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?

Use this chart to determine the optimal time to book a round-trip flight from Hong Kong to Seattle. Price data was last updated on November 7, 2025.

To ensure you get the cheapest price possible for a flight from Hong Kong to Seattle, you should look to book at least 4 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, July is the cheapest month in which you can book a flight from Hong Kong to Seattle (average of $532). Flying from Hong Kong to Seattle in August is currently the most expensive (average of $911). 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 November 13, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 25% on flights from Hong Kong to Seattle by exploring options for tickets in the afternoon.

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 November 13, 2025.
Read through reviews of airlines operating flights from Hong Kong to Seattle, such as EVA Air, China Airlines, and Asiana Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,276 reviews

Entertainment

8.0

Crew

8.6

Overall

8.4

Comfort

8.3

Boarding

8.4

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
EVA Air
8.4
Very good
1,276 reviews
EVA Air
8.4
Very good
1,276 reviews

Entertainment

8.0

Crew

8.6

Overall

8.4

Comfort

8.3

Boarding

8.4

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
China Airlines
8.3
Very good
778 reviews
EVA Air
8.4
Very good
1,276 reviews

Entertainment

8.0

Crew

8.6

Overall

8.4

Comfort

8.3

Boarding

8.4

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
Asiana Airlines
8.2
Very good
486 reviews
EVA Air
8.4
Very good
1,276 reviews

Entertainment

8.0

Crew

8.6

Overall

8.4

Comfort

8.3

Boarding

8.4

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
Delta
7.9
Good
8,008 reviews
EVA Air
8.4
Very good
1,276 reviews

Entertainment

8.0

Crew

8.6

Overall

8.4

Comfort

8.3

Boarding

8.4

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
United Airlines
7.4
Good
9,017 reviews
EVA Air
8.4
Very good
1,276 reviews

Entertainment

8.0

Crew

8.6

Overall

8.4

Comfort

8.3

Boarding

8.4

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak

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.

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

    Philippine Airlines, United Airlines, and STARLUX Airlines can get you from Hong Kong to Seattle in just under 19h 50m. Your travel time can differ by up to 16h 05m. 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, Asiana Airlines ($644), China Airlines ($669), and EVA Air ($730) offers the cheapest pricing from Hong Kong to Seattle. You may be able to fly from Hong Kong to Seattle for 25% less than the average price by searching for these airlines.

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

    While on average a flight from Hong Kong to Seattle is generally $665, our data shows the cheapest flight currently is $599. When looking at the most popular route, (Hong Kong Intl - Seattle/Tacoma Intl), you can expect to pay $546 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, July is the cheapest month in which you can book a flight from Hong Kong to Seattle (average of $532). Flying from Hong Kong to Seattle in August is currently the most expensive (average of $911). 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
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Alternative routes for Hong Kong to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Hong Kong to Bellingham flights
Hong Kong to Spokane flights
Hong Kong to Portland flights

Top 5 airlines flying from Hong Kong to Seattle

Discover the top 5 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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
Asiana AirlinesCheapest$644Average$726FlexibilityNo cancel feeOn-time76%
China AirlinesCheapest$669Average$770FlexibilityNo cancel feeOn-time70%
EVA AirCheapest$730Average$824FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$818Average$933FlexibilityNo cancel feeOn-time69%
DeltaCheapest$834Average$941FlexibilityNo cancel feeOn-timeN/A

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