HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Hong Kong

$312+ Cheap flights from Seattle (SEA) to Hong Kong

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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HKG
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Seattle to Hong Kong 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 Seattle/Tacoma Intl to Hong Kong are usually found in April or March, booked 20 days in advance, depart on a Tuesday or Thursday and return on a Monday

Cheap flight deals from Seattle to Hong Kong

Keep the following information in mind while searching for Seattle to Hong Kong flight deals. Data was last updated junio 12, 2025.

Round-trip from

$691
(oojo)

One-way from

$312
(Jettzy)

Popular in

July

Cheapest in

April

Average price

$1,007
From Seattle/Tacoma Intl to Hong Kong
Search Deals
One-way flight from Seattle/Tacoma Intl to Hong Kong
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($140 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Seattle to Hong Kong

Cheapest flights from Seattle to Hong Kong
Explore the most affordable flight options available from Seattle to Hong Kong. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This oojo deal was found by Cheapflights users on 6/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/212:10 amSEA - HKG
1 stop19h 40mAsiana Airlines
mar. 12/212:30 amHKG - SEA
1 stop29h 25mAsiana Airlines
Deal found 6/10$691
This Air Canada deal was found by Cheapflights users on 6/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/47:15 pmSEA - HKG
1 stop29h 50mAir Canada
mar. 9/96:00 pmHKG - SEA
1 stop30h 21mAir Canada
Deal found 6/10$694
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/105:30 amSEA - HKG
1 stop19h 35mMultiple Airlines
jue. 9/411:30 amHKG - SEA
2 stops36h 51mMultiple Airlines
Deal found 6/11$698
This Philippine Airlines deal was found by Cheapflights users on 6/10. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/1211:35 pmSEA - HKG
1 stop26h 45mPhilippine Airlines
sáb. 11/2210:25 pmHKG - SEA
1 stop37h 10mPhilippine Airlines
Deal found 6/10$708
This CrystalTravel deal was found by Cheapflights users on 6/12. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/2212:50 pmSEA - HKG
1 stop18h 40mKorean Air
mar. 10/712:45 amHKG - SEA
1 stop24h 55mKorean Air
Deal found 6/12$730
This CrystalTravel deal was found by Cheapflights users on 6/11. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/264:30 pmSEA - HKG
1 stop29h 00mANA
dom. 8/312:35 pmHKG - SEA
1 stop14h 50mANA
Deal found 6/11$753
This United Airlines deal was found by Cheapflights users on 6/10. 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.
mié. 10/156:35 amSEA - HKG
2 stops21h 20mUnited Airlines
mié. 11/122:20 pmHKG - SEA
1 stop15h 00mUnited Airlines
Deal found 6/10$772
This FlightHub deal was found by Cheapflights users on 6/12. 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.
mar. 8/191:15 amSEA - HKG
1 stop17h 40mSTARLUX Airlines
jue. 9/1111:20 amHKG - SEA
1 stop19h 50mSTARLUX Airlines
Deal found 6/12$785
This oojo deal was found by Cheapflights users on 6/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/201:40 pmSEA - HKG
2 stops41h 40mJapan Airlines
mié. 9/101:20 amHKG - SEA
2 stops28h 34mJapan Airlines
Deal found 6/10$787
This oojo deal was found by Cheapflights users on 6/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/211:40 amSEA - HKG
1 stop17h 25mChina Airlines
lun. 9/2911:05 amHKG - SEA
1 stop23h 15mChina Airlines
Deal found 6/10$789
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/812:45 pmSEA - HKG
1 stop18h 45mDelta
sáb. 9/612:45 amHKG - SEA
1 stop27h 55mDelta
Deal found 6/10$825

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle to Hong Kong 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 junio 12, 2025.
Use the filters below to find and compare flights from Seattle to Hong Kong that are best for you.

Fly from

Seattle

Fly to

Hong Kong

Route

Depart

Return

Price

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

dom. 11/2

12:10 am-11:50 am

1 stop19h 40m

Hong Kong Intl

mar. 12/2

12:30 am-1:55 pm

1 stop29h 25m

$691

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

vie. 7/4

7:15 pm-4:05 pm

1 stop29h 50m

Hong Kong Intl

mar. 9/9

6:00 pm-9:21 am

1 stop30h 21m

$694

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

jue. 7/10

5:30 am-4:05 pm

1 stop19h 35m

Hong Kong Intl

jue. 9/4

11:30 am-9:21 am

2 stops36h 51m

$698

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

dom. 10/12

11:35 pm-5:20 pm

1 stop26h 45m

Hong Kong Intl

sáb. 11/22

10:25 pm-7:35 pm

1 stop37h 10m

$708

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

lun. 9/22

12:50 pm-10:30 pm

1 stop18h 40m

Hong Kong Intl

mar. 10/7

12:45 am-10:40 am

1 stop24h 55m

$730

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

mar. 8/26

4:30 pm-12:30 pm

1 stop29h 00m

Hong Kong Intl

dom. 8/31

2:35 pm-2:25 pm

1 stop14h 50m

$753

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

mié. 10/15

1:00 pm-5:00 am

1 stop25h 00m

Hong Kong Intl

mié. 11/12

2:20 pm-1:20 pm

1 stop15h 00m

$772

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

sáb. 8/2

12:55 pm-10:40 am

1 stop30h 45m

Hong Kong Intl

dom. 8/17

12:45 am-2:01 pm

1 stop28h 16m

$775

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

mar. 8/19

1:15 am-9:55 am

1 stop17h 40m

Hong Kong Intl

jue. 9/11

11:20 am-4:10 pm

1 stop19h 50m

$785

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

mié. 8/20

1:40 pm-10:20 pm

2 stops41h 40m

Hong Kong Intl

mié. 9/10

1:20 am-2:54 pm

2 stops28h 34m

$787

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 23 results
1
2
3

Best time to book a flight from Seattle to Hong Kong

Have a flexible travel schedule? Discover the best time to fly to Hong Kong from Seattle 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 Seattle to Hong Kong

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Hong Kong. Price data was last updated on June 9, 2025.

The price you pay for your flight from Seattle to Hong Kong may vary depending on when you book. For the best chance of a lower fare, look to book 20 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, March is the cheapest month in which you can book a flight from Seattle to Hong Kong (average of $989). Flying from Seattle to Hong Kong in December is currently the most expensive (average of $1,629). 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 SEA to HK?

Find hourly flight availability from Seattle to Hong Kong. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 12, 2025.

It’s optimal to fly from Seattle to Hong Kong in the morning. By choosing this option you can save up to 14% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Seattle to Hong Kong?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Hong Kong. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Seattle to Hong Kong flight should consider departing on Wednesday at noon when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Hong Kong by month

Plan your trip to Hong Kong by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Hong Kong ranges from 0.8 - 15.4 inches per month. June is typically the wettest month, when rainfall can reach 15.4 in. January is typically the driest time to visit Hong Kong when rainfall is around 0.8 in.

Temperature in Hong Kong by month

Plan your trip to Hong Kong by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Hong Kong, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 60.8 F).

Reviews of airlines servicing Hong Kong

Get insights into the airlines that provide service to Hong Kong. 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 Hong Kong. Reviews last updated junio 12, 2025.
Peruse reviews from past customers who have flown with STARLUX Airlines, EVA Air and Korean Air from Seattle to Hong Kong to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
177 reviews

Entertainment

8.9

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Crew

9.3

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.1
Wonderful
177 reviews
STARLUX Airlines
9.1
Wonderful
177 reviews

Entertainment

8.9

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Crew

9.3

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
EVA Air
8.4
Very good
1,202 reviews
STARLUX Airlines
9.1
Wonderful
177 reviews

Entertainment

8.9

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Crew

9.3

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Korean Air
8.4
Very good
1,088 reviews
STARLUX Airlines
9.1
Wonderful
177 reviews

Entertainment

8.9

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Crew

9.3

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Japan Airlines
8.3
Very good
1,489 reviews
STARLUX Airlines
9.1
Wonderful
177 reviews

Entertainment

8.9

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Crew

9.3

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
China Airlines
8.3
Very good
738 reviews
STARLUX Airlines
9.1
Wonderful
177 reviews

Entertainment

8.9

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Crew

9.3

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Hong Kong. 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 from for flights from Seattle to Hong Kong?

    Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly out of when you book flights from Seattle to Hong Kong.

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

    Currently priced at $691, Asiana Airlines will fly you from Seattle to Hong Kong and back. In addition to Asiana Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and Philippine Airlines - these airlines can fly you to your destination from $694 and $708, respectively. Users have found that Asiana Airlines is 24% cheaper than the other options available to this destination.

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

    $312 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on United Airlines and Asiana Airlines, with prices starting from $399 and $417, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Hong Kong 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 Seattle to Hong Kong?

    Currently, March is the cheapest month in which you can book a flight from Seattle to Hong Kong (average of $989). Flying from Seattle to Hong Kong in December is currently the most expensive (average of $1,629). 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

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 Seattle to Hong Kong

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to Narita flights
Seattle to Haneda flights
Seattle to Suvarnabhumi flights
Seattle to Incheon Intl flights
Seattle to Taiwan Taoyuan Intl flights
Seattle to Manila flights
Portland to Narita flights
Seattle to Hongqiao Intl flights
Portland to Haneda flights
Seattle to Pu Dong flights
Seattle to New Delhi flights
Seattle to Ho Chi Minh City flights
Seattle to Mumbai flights
Seattle to Sung Shan flights
Seattle to Bangalore flights
Seattle to Gimpo Intl flights
Seattle to Denpasar flights
Seattle to Kansai Intl flights
Portland to Suvarnabhumi flights
Seattle to Singapore flights
Seattle to Hong Kong flights
Seattle to Chennai flights
Seattle to Hyderabad flights
Seattle to Capital flights
Seattle to Itami flights
Portland to Incheon Intl flights
Seattle to Kuala Lumpur Intl flights
Seattle to Da Nang flights
Seattle to Kobe flights
Seattle to Angeles City flights
Seattle to Malé flights
Portland to Kansai Intl flights
Seattle to Okinawa flights
Seattle to Beijing Daxing Intl flights
Seattle to Don Mueang Intl flights
Portland to Manila flights
Seattle to Hanoi flights
Seattle to Phnom Penh flights
Portland to Ho Chi Minh City flights
Seattle to Cebu City flights
Seattle to Soekarno-Hatta Intl flights
Seattle to Phuket City flights
Seattle to Bacolod flights
Seattle to Lahore flights
Seattle to Chiang Mai flights
Portland to Hong Kong flights
Seattle to Colombo flights
Seattle to Okayama flights
Portland to Taiwan Taoyuan Intl flights
Portland to Itami flights

Top 10 airlines flying from Seattle to Hong Kong

Discover the top 10 airlines that operate flights from Seattle to Hong Kong. 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$635Average$717FlexibilityNo cancel feeOn-time67%
Asiana AirlinesCheapest$665Average$815FlexibilityNo cancel feeOn-time76%
Philippine AirlinesCheapest$683Average$754FlexibilityNo cancel feeOn-time60%
Korean AirCheapest$738Average$830FlexibilityNo cancel feeOn-time81%
ANACheapest$745Average$848FlexibilityNo cancel feeOn-time80%
Japan AirlinesCheapest$750Average$812FlexibilityNo cancel feeOn-time79%
DeltaCheapest$774Average$938FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$775Average$948FlexibilityNo cancel feeOn-time69%
China AirlinesCheapest$785Average$889FlexibilityNo cancel feeOn-time70%
STARLUX AirlinesCheapest$858Average$914FlexibilityNo 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.