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Cheap flights from Seattle to Hong Kong from HK$2,509

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 24-8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HKG
27 Aug — 3 Sep1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Hong Kong Intl are usually found in January or March, booked 68 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from Seattle to Hong Kong

Enter your travel dates to find the best prices.

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 28 July 2026.

Wed 23-915:00
SEA
-
HKG
2 stops40h 45m
Air Canada
Wed 30-909:45
HKG
-
SEA
1 stop23h 47m
Air Canada
Deal found 27-7HK$5,474
Tue 1-905:50
SEA
-
HKG
1 stop32h 25m
Air Canada
Mon 14-900:45
HKG
-
SEA
2 stops37h 02m
Air Canada
Deal found 25-7HK$5,497
Fri 13-1119:05
SEA
-
HKG
2 stops36h 05m
Multiple Airlines
Fri 27-1108:15
HKG
-
SEA
2 stops22h 22m
Multiple Airlines
Deal found 24-7HK$5,505
Mon 19-1005:40
SEA
-
HKG
2 stops27h 10m
Multiple Airlines
Fri 13-1110:45
HKG
-
SEA
1 stop19h 52m
Multiple Airlines
Deal found 24-7HK$5,513
Wed 25-1115:15
SEA
-
HKG
2 stops39h 55m
Air Canada
Sun 27-1210:45
HKG
-
SEA
1 stop23h 37m
Air Canada
Deal found 26-7HK$5,521
Thu 12-1115:15
SEA
-
HKG
2 stops39h 55m
Air Canada
Sun 13-1210:45
HKG
-
SEA
1 stop23h 37m
Air Canada
Deal found 27-7HK$5,528
Sat 31-1010:10
SEA
-
HKG
1 stop28h 00m
Multiple Airlines
Wed 18-1110:45
HKG
-
SEA
1 stop23h 37m
Multiple Airlines
Deal found 26-7HK$5,536
Sun 20-919:15
SEA
-
HKG
2 stops36h 30m
Multiple Airlines
Sun 27-908:30
HKG
-
SEA
2 stops20h 52m
Multiple Airlines
Deal found 23-7HK$5,544
Wed 25-1119:05
SEA
-
HKG
2 stops36h 05m
Multiple Airlines
Fri 18-1209:10
HKG
-
SEA
2 stops21h 27m
Multiple Airlines
Deal found 25-7HK$5,552
Sun 25-1010:10
SEA
-
HKG
1 stop28h 00m
Air Canada
Wed 11-1112:35
HKG
-
SEA
2 stops18h 02m
Air Canada
Deal found 25-7HK$5,576
Mon 12-1010:30
SEA
-
HKG
1 stop27h 45m
Air Canada
Fri 30-1010:45
HKG
-
SEA
1 stop18h 52m
Air Canada
Deal found 23-7HK$5,591
Fri 27-1115:15
SEA
-
HKG
1 stop21h 55m
Air Canada
Wed 13-110:00
HKG
-
SEA
2 stops24h 22m
Air Canada
Deal found 22-7HK$5,615

Find flight deals from Seattle to Hong Kong

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Hong Kong (HKG). 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 28 July 2026.

Round-trip from

HK$5,474

One-way from

HK$2,509

Popular in

July

Cheapest in

January

Average price

HK$11,449

Good round-trip deal

HK$8,648 or less
Air Canada
  • Air Canada
  • 23-9-30-9
  • 3 total stops
  • 64h 32m total
  • Seattle to Hong Kong
Search Deals
Air Canada
  • Air Canada
  • 24-8
  • 1 total stop
  • 27h 35m total
  • Seattle to Hong Kong
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (HK$13,252 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (HK$3,270 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Seattle/Tacoma Intl to Hong Kong Intl.
Search Deals

Cheapflights Fare Finder

 
Customise 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 70,647 searches. Data last updated 28 July 2026.
Use the filters below to find and compare flights from Seattle to Hong Kong that are best for you.

Fly from

Fly to

Route

Departure

Return

Price

Cheapest return flight

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Wed 26-8

17:20-05:40

2 stops21h 20m

Hong Kong Intl

Wed 2-9

12:40-18:29

2 stops20h 49m

HK$8,242

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sun 29-11

17:55-23:10

2 stops37h 15m

Hong Kong Intl

Sun 27-12

18:10-14:47

2 stops36h 37m

HK$8,328

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Thu 6-8

16:23-22:45

2 stops39h 22m

Hong Kong Intl

Tue 18-8

12:20-21:59

2 stops24h 39m

HK$8,422

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Fri 7-8

12:36-05:05

1 stop25h 29m

Hong Kong Intl

Sun 16-8

00:45-13:37

1 stop27h 52m

HK$8,500

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Fri 7-8

13:20-10:55

1 stop30h 35m

Hong Kong Intl

Sun 16-8

00:45-21:59

2 stops36h 14m

HK$8,618
Fastest return journey

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sat 31-10

11:50-16:45

Nonstop13h 55m

Hong Kong Intl

Sat 14-11

13:30-09:10

Nonstop11h 40m

HK$9,622

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Fri 20-11

19:04-19:20

2 stops32h 16m

Hong Kong Intl

Sun 29-11

22:45-11:14

1 stop28h 29m

HK$10,626

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sat 24-10

20:05-08:05

1 stop45h 00m

Hong Kong Intl

Tue 10-11

09:45-20:47

2 stops51h 02m

HK$11,010

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Fri 13-11

13:16-17:05

2 stops35h 49m

Hong Kong Intl

Sun 22-11

09:45-17:10

1 stop47h 25m

HK$11,433

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Tue 15-9

07:51-17:40

2 stops42h 49m

Hong Kong Intl

Sun 11-10

20:55-22:37

2 stops40h 42m

HK$11,441

Flights are sorted by cheapest return flights first.

Deals found on 27-7

Showing 1-10 of 24 resultsSorted by cheapest first
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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 return 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?

To ensure you get the cheapest price possible for a flight from Seattle to Hong Kong, you should look to book at least 67 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 Seattle to Hong Kong?

Currently, January is the cheapest month in which you can book a flight from Seattle to Hong Kong (average of HK$5,348). Flying from Seattle to Hong Kong in July is currently the most expensive (average of HK$11,449). 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 HKG?

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 28 July 2026.

When flying from Seattle to Hong Kong, 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 for a return flight from Seattle to Hong Kong?

Airfare is typical for this route at the moment.

Seattle to Hong Kong flights typically cost between HK$5,246 and HK$7,842 in September.
The cheapest return price found within the last 5 days was HK$5,474 on Air Canada (23 Sept–30 Sept).

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 28 July 2026.
Get a feel of what it's like to fly with EVA Air,Asiana Airlines, andCathay Pacific from Seattle to Hong Kong by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.5
Very Good
1,506 reviews
Check prices

Boarding

8.4

Comfort

8.3

Crew

8.7

Food

8.1

Entertainment

8.0

Overall

8.5

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!
EVA Air
8.5
Very Good
1,506 reviews
EVA Air
8.5
Very Good
1,506 reviews
Check prices

Boarding

8.4

Comfort

8.3

Crew

8.7

Food

8.1

Entertainment

8.0

Overall

8.5

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!
Asiana Airlines
8.1
Very Good
555 reviews
EVA Air
8.5
Very Good
1,506 reviews
Check prices

Boarding

8.4

Comfort

8.3

Crew

8.7

Food

8.1

Entertainment

8.0

Overall

8.5

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!
Cathay Pacific
7.6
Good
1,431 reviews
EVA Air
8.5
Very Good
1,506 reviews
Check prices

Boarding

8.4

Comfort

8.3

Crew

8.7

Food

8.1

Entertainment

8.0

Overall

8.5

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!

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

    Hong Kong Intl is the airport most travellers will use when flying to Hong Kong from Seattle/Tacoma Intl. Booking flights from Seattle/Tacoma Intl (SEA) to Hong Kong Intl (HKG) should be relatively easy as there are 2 daily flights to Hong Kong from 3 different airlines. 13h 20m is how long a flight from Seattle to Hong Kong Intl will take if you book a nonstop flight.

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

    For as low as HK$8,242, United Airlines can have you in Hong Kong from Seattle in 21h 20m. The distance from Seattle to Hong Kong is about 10435 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Currently priced at HK$3,700, EVA Air will fly you from Seattle to Hong Kong and back. In addition to EVA Air, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Asiana Airlines and Cathay Pacific - these airlines can fly you to your destination from HK$4,791 and HK$6,146, respectively. These flights start at 46% lower than the current average price 3 months from now.

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

    Looking for the cheapest flight from Seattle to Hong Kong? While on average our users pay HK$9,624, our data indicates the cheapest price to be HK$8,644. The most popular route (Seattle/Tacoma Intl - Hong Kong Intl), is priced around HK$4,697.

  • 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 holiday 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, January is the cheapest month in which you can book a flight from Seattle to Hong Kong (average of HK$5,348). Flying from Seattle to Hong Kong in July is currently the most expensive (average of HK$11,449). 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

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Fly from Seattle to Hong Kong on these airlines

Choose from the following airlines for your flight from Seattle to Hong Kong. Flights are based on user searches made on Cheapflights and were last updated on 28 July 2026.
Cathay Pacific flights from Seattle/Tacoma Intl to Hong Kong Intl
EVA Air flights from Seattle/Tacoma Intl to Hong Kong Intl

Top 3 airlines flying from Seattle to Hong Kong

Discover the top 3 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 70,647 searches. Data last updated 28 July 2026.
AirlineCheapestAverageFlexibilityOn-time
EVA AirCheapestHK$3,700AverageHK$6,679FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
Asiana AirlinesCheapestHK$4,791AverageHK$6,353FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Cathay PacificCheapestHK$6,146AverageHK$9,593FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights helps you search for flights from Seattle to Hong Kong via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights helps you find that perfect flight to Hong Kong from Seattle 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 Seattle to Hong Kong with no change fees?

Need flexible booking options for your flight to Hong Kong from Seattle? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Seattle to Hong Kong become cheaper?

Of course! You can now track prices for flights from Seattle to Hong Kong and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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