HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seattle

$339+ Cheap flights from Hong Kong 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 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SEA
nov. 28 — dic. 51
vie. 11/28
vie. 12/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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

Cheap flight deals from Hong Kong to Seattle

Keep the following information in mind while searching for Hong Kong to Seattle flight deals. Data was last updated octubre 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$550
(oojo)

One-way from

$339
(SmartFares)

Popular in

July

Cheapest in

October

Average price

$750

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 to Seattle/Tacoma Intl
Search Deals
One-way flight from Hong Kong to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($164 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a one-way flight from Hong Kong to Seattle/Tacoma Intl.
Search Deals

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 octubre 29, 2025.

This oojo deal was found by Cheapflights users on 10/27. 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.
jue. 11/2710:45 pmHKG - SEA
1 stop35h 55mPhilippine Airlines
jue. 12/49:30 pmSEA - HKG
1 stop32h 15mPhilippine Airlines
Deal found 10/27$550
This oojo deal was found by Cheapflights users on 10/27. 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.
sáb. 11/2210:45 pmHKG - SEA
1 stop35h 55mPhilippine Airlines
dom. 11/309:30 pmSEA - HKG
1 stop32h 15mPhilippine Airlines
Deal found 10/27$551
This Flightnetwork deal was found by Cheapflights users on 10/27. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/110:45 pmHKG - SEA
1 stop35h 55mPhilippine Airlines
dom. 11/169:30 pmSEA - HKG
1 stop32h 15mPhilippine Airlines
Deal found 10/27$554
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/31:40 pmHKG - SEA
1 stop16h 15mMultiple Airlines
mar. 11/118:00 amSEA - HKG
2 stops29h 30mMultiple Airlines
Deal found 10/27$567
This FlightHub deal was found by Cheapflights users on 10/28. 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.
mié. 12/101:40 pmHKG - SEA
1 stop21h 00mPhilippine Airlines
vie. 4/311:55 pmSEA - HKG
1 stop19h 15mPhilippine Airlines
Deal found 10/28$570
This Philippine Airlines deal was found by Cheapflights users on 10/28. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/610:45 pmHKG - SEA
1 stop35h 55mPhilippine Airlines
dom. 4/511:55 pmSEA - HKG
1 stop19h 15mPhilippine Airlines
Deal found 10/28$600
This oojo deal was found by Cheapflights users on 10/27. 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.
jue. 11/278:05 pmHKG - SEA
1 stop14h 05mChina Airlines
jue. 12/412:10 amSEA - HKG
1 stop18h 00mChina Airlines
Deal found 10/27$605
This Jettzy deal was found by Cheapflights users on 10/28. 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.
mié. 12/248:25 pmHKG - SEA
1 stop17h 41mAir Canada
sáb. 1/178:00 pmSEA - HKG
1 stop30h 40mAir Canada
Deal found 10/28$612
This United Airlines deal was found by Cheapflights users on 10/28. 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.
mié. 12/2410:45 pmHKG - SEA
2 stops38h 22mUnited Airlines
sáb. 1/179:25 amSEA - HKG
1 stop29h 20mUnited Airlines
Deal found 10/28$624
This Gotogate deal was found by Cheapflights users on 10/27. 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.
lun. 11/38:55 pmHKG - SEA
1 stop27h 05mHainan Airlines
mar. 11/1110:00 amSEA - HKG
1 stop35h 10mHainan Airlines
Deal found 10/27$631
This Agoda.com deal was found by Cheapflights users on 10/27. 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 Agoda.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/158:55 pmHKG - SEA
1 stop27h 05mHainan Airlines
sáb. 1/1010:00 amSEA - HKG
1 stop22h 10mHainan Airlines
Deal found 10/27$634

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 octubre 29, 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

mié. 11/26

1:40 pm-6:40 pm

1 stop21h 00m

Seattle/Tacoma Intl

mié. 12/3

9:30 pm-10:15 am

1 stop20h 45m

$551

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

sáb. 12/6

10:45 pm-6:40 pm

1 stop35h 55m

Seattle/Tacoma Intl

dom. 4/5

11:55 pm-10:10 am

1 stop19h 15m

$600

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

jue. 12/11

1:40 pm-6:40 pm

1 stop21h 00m

Seattle/Tacoma Intl

vie. 4/3

11:55 pm-10:10 am

1 stop19h 15m

$600

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

mar. 12/9

1:40 pm-6:40 pm

1 stop21h 00m

Seattle/Tacoma Intl

dom. 4/5

11:55 pm-10:10 am

1 stop19h 15m

$600

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

lun. 3/9

10:45 pm-7:40 pm

1 stop35h 55m

Seattle/Tacoma Intl

mar. 3/10

10:30 pm-10:15 am

1 stop20h 45m

$601

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

mié. 4/1

1:20 pm-7:35 pm

1 stop21h 15m

Seattle/Tacoma Intl

mié. 4/22

11:55 pm-12:20 pm

1 stop21h 25m

$602

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

mié. 4/1

11:45 am-1:23 pm

1 stop16h 38m

Seattle/Tacoma Intl

mar. 4/21

6:30 am-6:10 pm

1 stop20h 40m

$624

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

jue. 4/2

11:45 am-3:05 pm

1 stop18h 20m

Seattle/Tacoma Intl

mar. 4/21

6:30 am-6:55 pm

2 stops21h 25m

$624

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

mié. 4/1

11:45 am-1:23 pm

1 stop16h 38m

Seattle/Tacoma Intl

jue. 4/23

6:30 am-6:55 pm

2 stops21h 25m

$624

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

mié. 12/24

10:45 pm-9:07 pm

2 stops38h 22m

Seattle/Tacoma Intl

sáb. 1/17

9:25 am-6:45 am

1 stop29h 20m

$624

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 20 results
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
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 October 24, 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 $533). 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 HK 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 octubre 29, 2025.

A simple way to save on the total cost of your ticket is to fly from Hong Kong to Seattle in the afternoon. If you’re flexible enough to do this you can expect to save up to 25% on your trip compared to booking a flight in the morning.

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 octubre 29, 2025.
Peruse reviews from past customers who have flown with EVA Air, China Airlines, and Asiana Airlines from Hong Kong to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,265 reviews

Crew

8.6

Overall

8.4

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.
EVA Air
8.4
Very good
1,265 reviews
EVA Air
8.4
Very good
1,265 reviews

Crew

8.6

Overall

8.4

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.
China Airlines
8.3
Very good
776 reviews
EVA Air
8.4
Very good
1,265 reviews

Crew

8.6

Overall

8.4

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.
Asiana Airlines
8.2
Very good
483 reviews
EVA Air
8.4
Very good
1,265 reviews

Crew

8.6

Overall

8.4

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.
Delta
7.9
Good
7,992 reviews
EVA Air
8.4
Very good
1,265 reviews

Crew

8.6

Overall

8.4

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.
United Airlines
7.4
Good
8,999 reviews
EVA Air
8.4
Very good
1,265 reviews

Crew

8.6

Overall

8.4

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.

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 airport do you fly into for flights to Seattle from Hong Kong?

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl (SEA) is the airport most travelers will use when flying to Seattle from Hong Kong.

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

    Philippine Airlines can get you from Hong Kong to Seattle in just under 21h. Your travel time can differ by up to . The distance between Hong Kong and Seattle is about 6484 mi.

  • 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 27% less than the average price by searching for these airlines.

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

    Looking at all options, your cheapest flight can be booked for $599. While the most popular route (Hong Kong Intl - Seattle/Tacoma Intl) can be booked for $550 on average, our data indicates $665 when flying from Hong Kong to Seattle.

  • 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 $533). 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
Tukwila
Tacoma
Lakewood
Olympia
Ocean Shores
Lynnwood
Edmonds
Leavenworth
Renton
Kirkland
Lacey
Kent
Federal Way
Cle Elum
Marysville
Puyallup
Chehalis
Fife
Issaquah

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Hong Kong to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Incheon Intl to Seattle flights
Suvarnabhumi to Seattle flights
Taiwan Taoyuan Intl to Seattle flights
Narita to Seattle flights
Singapore to Seattle flights
Haneda to Seattle flights
Chennai to Seattle flights
Mumbai to Seattle flights
Soekarno-Hatta Intl to Seattle flights
New Delhi to Seattle flights
Bangalore to Seattle flights
Ho Chi Minh City to Seattle flights
Hongqiao Intl to Seattle flights
Pu Dong to Seattle flights
Taiwan Taoyuan Intl to Portland flights
Hong Kong to Seattle flights
Manila to Seattle flights
Suvarnabhumi to Portland flights
Capital to Seattle flights
Hyderabad to Seattle flights
Haneda to Portland flights
Narita to Portland flights
Incheon Intl to Portland flights
Beijing Daxing Intl to Seattle flights
Kuala Lumpur Intl to Seattle flights
Okinawa to Seattle flights
Chubu Centrair Intl to Seattle flights
Udaipur to Portland flights
Kolkata to Seattle flights
Bangalore to Portland flights
Chiang Mai to Seattle flights
Cochin to Seattle flights
Denpasar to Seattle flights
Cebu City to Seattle flights
Hyderabad to Portland flights
Coimbatore to Seattle flights
Kansai Intl to Seattle flights
Busan to Seattle flights
Incheon Intl to Spokane flights
Manila to Portland flights
Ahmedabad to Seattle flights
Guangzhou to Seattle flights
New Delhi to Portland flights
Fukuoka to Seattle 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 octubre 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Asiana AirlinesCheapest$644Average$726FlexibilityNo cancel feeOn-time76%
China AirlinesCheapest$669Average$818FlexibilityNo cancel feeOn-time70%
EVA AirCheapest$730Average$824FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$818Average$933FlexibilityNo cancel feeOn-time69%
DeltaCheapest$834Average$941FlexibilityNo cancel feeOn-timeN/A

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.