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$334+ 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 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HKG
mai 3 — mai 101
dim. 5/3
dim. 5/10
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Hong Kong are usually found in January or November, booked 64 days in advance, depart on a Sunday or Tuesday and return on a Monday

Cheap 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 avril 3, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/30. 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.
dim. 10/412:55 am
SEA
-
HKG
1 stop19h 45m
Asiana Airlines
lun. 10/261:10 pm
HKG
-
SEA
1 stop16h 45m
Asiana Airlines
Deal found 3/30$617
This Travelocity deal was found by Cheapflights users on 3/31. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/203:40 pm
SEA
-
HKG
1 stop22h 35m
Air Canada
mar. 5/129:45 am
HKG
-
SEA
1 stop15h 20m
Air Canada
Deal found 3/31$692
This Air Canada deal was found by Cheapflights users on 3/31. 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.
mar. 4/213:45 pm
SEA
-
HKG
1 stop22h 30m
Multiple Airlines
mar. 6/2310:25 am
HKG
-
SEA
2 stops18h 57m
Multiple Airlines
Deal found 3/31$699
This FlightHub deal was found by Cheapflights users on 3/31. 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. 4/213:45 pm
SEA
-
HKG
1 stop22h 30m
Air Canada
mar. 5/129:45 am
HKG
-
SEA
1 stop15h 20m
Air Canada
Deal found 3/31$702
This Air Canada deal was found by Cheapflights users on 4/1. 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.
mer. 9/210:45 am
SEA
-
HKG
2 stops21h 15m
Multiple Airlines
mar. 10/69:45 am
HKG
-
SEA
1 stop19h 37m
Multiple Airlines
Deal found 4/1$709
This Air Canada deal was found by Cheapflights users on 4/1. 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.
mar. 9/157:20 pm
SEA
-
HKG
1 stop18h 55m
Multiple Airlines
mar. 10/68:10 am
HKG
-
SEA
3 stops21h 12m
Multiple Airlines
Deal found 4/1$715
This Air Canada deal was found by Cheapflights users on 4/3. 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.
lun. 4/208:00 pm
SEA
-
HKG
1 stop18h 15m
Air Canada
jeu. 5/79:30 am
HKG
-
SEA
2 stops24h 00m
Air Canada
Deal found 4/3$716
This Priceline deal was found by Cheapflights users on 3/31. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/205:40 am
SEA
-
HKG
2 stops26h 50m
Multiple Airlines
mar. 5/129:45 am
HKG
-
SEA
1 stop15h 20m
Multiple Airlines
Deal found 3/31$717
This KAYAK deal was found by Cheapflights users on 4/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/208:00 pm
SEA
-
HKG
1 stop18h 15m
Multiple Airlines
lun. 5/189:45 am
HKG
-
SEA
1 stop23h 45m
Multiple Airlines
Deal found 4/1$722

Find 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 avril 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$692
(Travelocity)

One-way from

$334
(Expedia)

Popular in

June

Cheapest in

January

Average price

$819

Good round-trip deal

$831 or less

Good one-way deal

$408 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Hong Kong Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Hong Kong Intl flights.
Search Deals
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. 9% potential increase in price ($86 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Seattle/Tacoma Intl to Hong Kong.
Search Deals
Price to beat on a one-way flight from Seattle/Tacoma Intl to Hong Kong.
Search Deals

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 avril 3, 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

Depart

Return

Price

Cheapest round-trip

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

dim. 8/30

12:55 am-11:30 pm

1 stop31h 35m

Hong Kong Intl

dim. 9/27

1:40 am-2:55 pm

1 stop28h 15m

$833
Quickest round-trip

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

lun. 9/28

1:15 am-9:15 am

1 stop17h 00m

Hong Kong Intl

dim. 11/8

8:05 pm-6:10 pm

1 stop14h 05m

$874

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

lun. 5/4

1:00 pm-10:55 am

1 stop30h 55m

Hong Kong Intl

mar. 6/2

5:55 pm-1:25 pm

1 stop34h 30m

$899

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

jeu. 4/16

7:00 am-10:45 pm

2 stops24h 45m

Hong Kong Intl

mer. 5/20

12:45 am-10:40 am

1 stop24h 55m

$906

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

jeu. 8/20

7:20 am-10:45 pm

2 stops24h 25m

Hong Kong Intl

mar. 9/8

12:45 am-4:55 pm

2 stops31h 10m

$917

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

dim. 4/19

7:00 am-4:20 pm

2 stops42h 20m

Hong Kong Intl

dim. 5/10

5:55 pm-4:01 pm

2 stops37h 06m

$917

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

mar. 9/15

7:20 am-10:45 pm

2 stops24h 25m

Hong Kong Intl

mar. 10/13

12:20 pm-10:40 am

1 stop37h 20m

$1,006

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

dim. 9/13

7:20 am-10:45 pm

2 stops24h 25m

Hong Kong Intl

mar. 10/13

12:45 am-10:40 am

1 stop24h 55m

$1,006

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

dim. 5/3

7:00 am-10:45 pm

2 stops24h 45m

Hong Kong Intl

ven. 5/15

12:20 pm-10:55 pm

2 stops25h 35m

$1,039

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

lun. 8/3

5:00 am-6:55 pm

2 stops22h 55m

Hong Kong Intl

mar. 9/1

12:40 pm-6:29 pm

2 stops20h 49m

$1,058

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 24 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 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 April 2, 2026.

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 64 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, January is the cheapest month in which you can book a flight from Seattle to Hong Kong (average of $475). Flying from Seattle to Hong Kong in June is currently the most expensive (average of $683). 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.

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 avril 3, 2026.
Read reviews from past customers who have flown EVA Air,Asiana Airlines, andCathay Pacific from Seattle to Hong Kong. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.5
Very good
1,400 reviews

Food

8.1

Entertainment

8.0

Overall

8.5

Boarding

8.4

Crew

8.7

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
EVA Air
8.5
Very good
1,400 reviews
EVA Air
8.5
Very good
1,400 reviews

Food

8.1

Entertainment

8.0

Overall

8.5

Boarding

8.4

Crew

8.7

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
Asiana Airlines
8.1
Very good
509 reviews
EVA Air
8.5
Very good
1,400 reviews

Food

8.1

Entertainment

8.0

Overall

8.5

Boarding

8.4

Crew

8.7

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
Cathay Pacific
7.6
Good
1,241 reviews
EVA Air
8.5
Very good
1,400 reviews

Food

8.1

Entertainment

8.0

Overall

8.5

Boarding

8.4

Crew

8.7

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
United Airlines
7.4
Good
9,543 reviews
EVA Air
8.5
Very good
1,400 reviews

Food

8.1

Entertainment

8.0

Overall

8.5

Boarding

8.4

Crew

8.7

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
Air Canada
7.1
Good
10,891 reviews
EVA Air
8.5
Very good
1,400 reviews

Food

8.1

Entertainment

8.0

Overall

8.5

Boarding

8.4

Crew

8.7

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?

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.

  • How popular is this Seattle to Hong Kong flight route?

    The Seattle/Tacoma Intl to Hong Kong flight path was viewed by 6 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Airlines like Asiana Airlines, China Airlines, and Delta fly from Seattle to Hong Kong in about 17h. The time it takes to get you to your destination can typically vary by up to 14h 35m. Seattle and Hong Kong are separated by a distance of 6484 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Currently priced at $475, 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 $569 and $580, respectively. Users have found that Air Canada is 40% cheaper than the other options available to this destination.

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

    $219 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 Philippine Airlines and Japan Airlines, with prices starting from $250 and $281, respectively.

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

    While on average a flight from Seattle to Hong Kong is generally $1,401, our data shows the cheapest flight currently is $341. When looking at the most popular route, (Seattle/Tacoma Intl - Hong Kong Intl), you can expect to pay $699 for that flight.

  • 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, January is the cheapest month in which you can book a flight from Seattle to Hong Kong (average of $475). Flying from Seattle to Hong Kong in June is currently the most expensive (average of $683). 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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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 avril 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$475Average$646FlexibilityNo cancel feeOn-time67%
Japan AirlinesCheapest$569Average$761FlexibilityNo cancel feeOn-time79%
Asiana AirlinesCheapest$580Average$699FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$596Average$775FlexibilityNo cancel feeOn-time81%
ANACheapest$597Average$701FlexibilityNo cancel feeOn-time80%
Philippine AirlinesCheapest$603Average$656FlexibilityNo cancel feeOn-time60%
DeltaCheapest$622Average$770FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$624Average$813FlexibilityNo cancel feeOn-time69%
Cathay PacificCheapest$687Average$917FlexibilityNo cancel feeOn-time72%
China AirlinesCheapest$742Average$813FlexibilityNo cancel feeOn-time70%

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