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Cheap flights from Seattle to Hong Kong from HK$2,618

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 21-4. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HKG
2 May — 9 May1
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 2 April 2026.

Sun 4-1000:55
SEA
-
HKG
1 stop19h 45m
Asiana Airlines
Mon 26-1013:10
HKG
-
SEA
1 stop16h 45m
Asiana Airlines
Deal found 28-3HK$4,835
Mon 20-415:40
SEA
-
HKG
1 stop22h 35m
Air Canada
Tue 12-509:45
HKG
-
SEA
1 stop15h 20m
Air Canada
Deal found 31-3HK$5,423
Tue 21-415:45
SEA
-
HKG
1 stop22h 30m
Multiple Airlines
Tue 23-610:25
HKG
-
SEA
2 stops18h 57m
Multiple Airlines
Deal found 31-3HK$5,478
Mon 20-410:20
SEA
-
HKG
1 stop27h 55m
Multiple Airlines
Mon 22-610:25
HKG
-
SEA
2 stops18h 57m
Multiple Airlines
Deal found 29-3HK$5,486
Tue 21-415:45
SEA
-
HKG
1 stop22h 30m
Air Canada
Tue 12-509:45
HKG
-
SEA
1 stop15h 20m
Air Canada
Deal found 31-3HK$5,502
Wed 2-910:45
SEA
-
HKG
2 stops21h 15m
Multiple Airlines
Tue 6-1009:45
HKG
-
SEA
1 stop19h 37m
Multiple Airlines
Deal found 1-4HK$5,556
Mon 20-410:20
SEA
-
HKG
1 stop27h 55m
Multiple Airlines
Tue 12-508:10
HKG
-
SEA
3 stops21h 10m
Multiple Airlines
Deal found 29-3HK$5,603
Mon 20-420:00
SEA
-
HKG
1 stop18h 15m
Multiple Airlines
Mon 18-509:45
HKG
-
SEA
1 stop23h 45m
Multiple Airlines
Deal found 1-4HK$5,658

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 2 April 2026.

Round-trip from

HK$5,423

One-way from

HK$2,618

Popular in

June

Cheapest in

January

Average price

HK$6,419
Air Canada
  • Air Canada
  • 20-4-12-5
  • 2 total stops
  • 37h 55m total
  • Seattle to Hong Kong
Search Deals
Air Canada
  • Air Canada
  • 21-4
  • 1 total stop
  • 32h 35m total
  • Seattle to Hong Kong
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (HK$5,296 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (HK$613 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
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 2 April 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

Mon 20-4

07:00-16:20

2 stops42h 20m

Hong Kong Intl

Tue 5-5

00:45-14:51

2 stops29h 06m

HK$7,085

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Thu 16-4

07:00-22:45

2 stops24h 45m

Hong Kong Intl

Wed 20-5

00:45-10:40

1 stop24h 55m

HK$7,100

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 20-4

07:00-22:45

2 stops24h 45m

Hong Kong Intl

Wed 13-5

00:45-20:30

2 stops34h 45m

HK$7,187

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sun 30-8

18:55-10:55

2 stops25h 00m

Hong Kong Intl

Sat 12-9

00:45-14:43

2 stops28h 58m

HK$7,187

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 20-4

07:00-22:45

2 stops24h 45m

Hong Kong Intl

Sun 10-5

17:55-16:01

2 stops37h 06m

HK$7,187

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sun 3-5

07:08-18:55

1 stop20h 47m

Hong Kong Intl

Tue 12-5

14:45-14:25

1 stop14h 40m

HK$7,790

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Wed 2-9

16:15-10:55

2 stops27h 40m

Hong Kong Intl

Mon 7-9

00:45-10:40

1 stop24h 55m

HK$7,884

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sat 9-5

08:51-05:00

2 stops29h 09m

Hong Kong Intl

Mon 20-7

11:45-01:29

1 stop28h 44m

HK$8,346

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Thu 23-4

11:35-18:30

2 stops39h 55m

Hong Kong Intl

Sun 26-4

11:45-09:46

2 stops37h 01m

HK$8,566

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Fri 15-5

19:05-18:55

2 stops32h 50m

Hong Kong Intl

Fri 22-5

11:45-23:10

1 stop26h 25m

HK$8,887

Flights are sorted by cheapest return flights first.

Deals found on 28-3

Showing 1-10 of 23 resultsSorted by cheapest first
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 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?

Use this chart to determine the optimal time to book a return flight from Seattle to Hong Kong. Price data was last updated on 2 April 2026.

To ensure you get the cheapest price possible for a flight from Seattle to Hong Kong, you should look to book at least 64 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$3,723). Flying from Seattle to Hong Kong in June is currently the most expensive (average of HK$5,353). 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.

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 2 April 2026.
Get a feel of what it's like to fly with Japan Airlines,Asiana Airlines, andAir Canada 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
1,763 reviews
Check prices

Entertainment

7.8

Food

7.7

Overall

8.3

Boarding

8.4

Crew

8.7

Comfort

8.2

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
1,763 reviews
Japan Airlines
8.3
Very Good
1,763 reviews
Check prices

Entertainment

7.8

Food

7.7

Overall

8.3

Boarding

8.4

Crew

8.7

Comfort

8.2

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
509 reviews
Japan Airlines
8.3
Very Good
1,763 reviews
Check prices

Entertainment

7.8

Food

7.7

Overall

8.3

Boarding

8.4

Crew

8.7

Comfort

8.2

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
10,886 reviews
Japan Airlines
8.3
Very Good
1,763 reviews
Check prices

Entertainment

7.8

Food

7.7

Overall

8.3

Boarding

8.4

Crew

8.7

Comfort

8.2

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 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$7,085, Korean Air can have you in Hong Kong from Seattle in 42h 20m. The distance from Seattle to Hong Kong is about 10435 km.

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

    Currently priced at HK$3,102, 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$4,673 and HK$4,788, respectively. These flights start at 50% lower than the current average price 3 months from now.

  • 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$3,723). Flying from Seattle to Hong Kong in June is currently the most expensive (average of HK$5,353). 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 2 April 2026.
Air Canada 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 2 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestHK$3,102AverageHK$4,656FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Japan AirlinesCheapestHK$4,673AverageHK$5,539FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Asiana AirlinesCheapestHK$4,788AverageHK$5,569FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines 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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