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Cheap flights from Seattle to Hong Kong from HK$2,640

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 30-8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HKG
2 Jun — 9 Jun1
1 adult
1 adult, Economy, 0 bags

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 3 May 2026.

Mon 4-515:55
SEA
-
HKG
2 stops28h 00m
Korean Air
Fri 5-600:45
HKG
-
SEA
1 stop25h 15m
Korean Air
Deal found 29-4HK$5,726
Fri 14-814:30
SEA
-
HKG
1 stop23h 35m
Delta
Sat 29-809:25
HKG
-
SEA
1 stop18h 33m
Delta
Deal found 29-4HK$5,742
Wed 12-813:20
SEA
-
HKG
1 stop18h 25m
Korean Air
Sun 30-800:45
HKG
-
SEA
2 stops29h 39m
Korean Air
Deal found 29-4HK$5,765
Sun 10-507:15
SEA
-
HKG
2 stops36h 40m
Korean Air
Fri 5-612:20
HKG
-
SEA
2 stops24h 39m
Korean Air
Deal found 29-4HK$5,812
Wed 2-907:20
SEA
-
HKG
2 stops24h 25m
Korean Air
Mon 14-917:55
HKG
-
SEA
1 stop31h 45m
Korean Air
Deal found 1-5HK$5,961
Tue 8-900:10
SEA
-
HKG
1 stop20h 30m
Asiana Airlines
Fri 11-913:00
HKG
-
SEA
1 stop17h 15m
Asiana Airlines
Deal found 2-5HK$6,274
Sun 10-507:15
SEA
-
HKG
2 stops24h 30m
Korean Air
Wed 17-617:55
HKG
-
SEA
1 stop32h 05m
Korean Air
Deal found 30-4HK$6,306
Thu 22-1011:05
SEA
-
HKG
2 stops31h 00m
Multiple Airlines
Mon 2-1116:35
HKG
-
SEA
1 stop14h 30m
Multiple Airlines
Deal found 1-5HK$6,313
Tue 1-911:00
SEA
-
HKG
1 stop35h 15m
Hainan Airlines
Wed 16-910:15
HKG
-
SEA
2 stops37h 50m
Hainan Airlines
Deal found 1-5HK$6,368
Mon 4-500:10
SEA
-
HKG
1 stop20h 30m
Multiple Airlines
Mon 15-620:20
HKG
-
SEA
1 stop27h 40m
Multiple Airlines
Deal found 2-5HK$6,376
Mon 10-813:05
SEA
-
HKG
1 stop30h 50m
Korean Air
Mon 31-817:55
HKG
-
SEA
1 stop34h 42m
Korean Air
Deal found 2-5HK$6,447
Fri 1-500:10
SEA
-
HKG
1 stop20h 30m
Multiple Airlines
Thu 7-508:55
HKG
-
SEA
1 stop19h 40m
Multiple Airlines
Deal found 29-4HK$6,462

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 3 May 2026.

Round-trip from

HK$5,726

One-way from

HK$2,640

Popular in

May

Cheapest in

January

Average price

HK$7,277

Good round-trip deal

HK$8,813 or less
Korean Air
  • Korean Air
  • 14-9-14-10
  • 3 total stops
  • 56h 10m total
  • Seattle to Hong Kong
Search Deals
Asiana Airlines
  • Asiana Airlines
  • 30-8
  • 1 total stop
  • 20h 30m total
  • Seattle to Hong Kong
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (HK$5,415 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (HK$726 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 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 3 May 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

Fri 14-8

18:55-05:05

1 stop19h 10m

Hong Kong Intl

Sat 22-8

09:25-20:28

1 stop26h 03m

HK$5,742
Fastest return journey

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 28-9

13:00-22:45

1 stop18h 45m

Hong Kong Intl

Wed 7-10

00:45-10:40

1 stop24h 55m

HK$6,776

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Thu 10-9

07:20-22:45

2 stops24h 25m

Hong Kong Intl

Sat 12-9

00:45-15:24

2 stops29h 39m

HK$6,877

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Tue 1-9

07:20-22:45

2 stops24h 25m

Hong Kong Intl

Sat 19-9

00:45-15:24

2 stops29h 39m

HK$6,877

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Thu 10-9

18:00-18:55

2 stops33h 55m

Hong Kong Intl

Sun 13-9

14:35-14:25

1 stop14h 50m

HK$7,253

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Fri 7-8

10:29-18:55

1 stop17h 26m

Hong Kong Intl

Fri 28-8

22:30-09:58

1 stop26h 28m

HK$7,465

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Wed 29-7

13:20-16:20

1 stop36h 00m

Hong Kong Intl

Sun 23-8

17:55-21:51

2 stops42h 56m

HK$7,496

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sat 15-8

18:00-18:55

2 stops33h 55m

Hong Kong Intl

Fri 4-9

11:45-18:29

1 stop21h 44m

HK$7,504

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sun 26-7

17:30-10:55

2 stops26h 25m

Hong Kong Intl

Thu 27-8

12:20-21:51

2 stops24h 31m

HK$7,543

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 27-7

16:25-10:55

2 stops27h 30m

Hong Kong Intl

Tue 25-8

00:45-21:51

2 stops36h 06m

HK$7,543

Flights are sorted by cheapest return flights first.

Deals found on 3-5

Showing 1-10 of 23 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 63 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$5,107). Flying from Seattle to Hong Kong in May is currently the most expensive (average of HK$7,277). 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 3 May 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?

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 3 May 2026.
Get a feel of what it's like to fly with Japan Airlines,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.
Japan Airlines
8.3
Very Good
1,803 reviews
Check prices

Food

7.7

Comfort

8.2

Crew

8.7

Overall

8.3

Boarding

8.4

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

HNL - KIX

Local boy flight attendant was amazing. Super friendly and attentive.
Japan Airlines
8.3
Very Good
1,803 reviews
Japan Airlines
8.3
Very Good
1,803 reviews
Check prices

Food

7.7

Comfort

8.2

Crew

8.7

Overall

8.3

Boarding

8.4

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

HNL - KIX

Local boy flight attendant was amazing. Super friendly and attentive.
Asiana Airlines
8.1
Very Good
530 reviews
Japan Airlines
8.3
Very Good
1,803 reviews
Check prices

Food

7.7

Comfort

8.2

Crew

8.7

Overall

8.3

Boarding

8.4

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

HNL - KIX

Local boy flight attendant was amazing. Super friendly and attentive.
Cathay Pacific
7.6
Good
1,312 reviews
Japan Airlines
8.3
Very Good
1,803 reviews
Check prices

Food

7.7

Comfort

8.2

Crew

8.7

Overall

8.3

Boarding

8.4

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

HNL - KIX

Local boy flight attendant was amazing. Super friendly and attentive.
Air Canada
7.1
Good
10,995 reviews
Japan Airlines
8.3
Very Good
1,803 reviews
Check prices

Food

7.7

Comfort

8.2

Crew

8.7

Overall

8.3

Boarding

8.4

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

HNL - KIX

Local boy flight attendant was amazing. Super friendly and attentive.

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 is 1 daily flight to Hong Kong from 4 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$6,776, Delta can have you in Hong Kong from Seattle in 18h 45m. 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$3,101, Air Canada will fly you from Seattle to Hong Kong and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Japan Airlines and Asiana Airlines - these airlines can fly you to your destination from HK$4,670 and HK$4,786, respectively. These flights start at 50% 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$9,583, our data indicates the cheapest price to be HK$8,792. The most popular route (Seattle/Tacoma Intl - Hong Kong Intl), is priced around HK$5,209.

  • 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$5,107). Flying from Seattle to Hong Kong in May is currently the most expensive (average of HK$7,277). 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.

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 3 May 2026.
Air Canada flights from Seattle/Tacoma Intl to Hong Kong Intl
Cathay Pacific flights from Seattle/Tacoma Intl to Hong Kong Intl

Top 4 airlines flying from Seattle to Hong Kong

Discover the top 4 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 3 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestHK$3,101AverageHK$4,653FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Japan AirlinesCheapestHK$4,670AverageHK$5,536FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Asiana AirlinesCheapestHK$4,786AverageHK$5,631FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Cathay PacificCheapestHK$5,754AverageHK$8,617FlexibilityNo 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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