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$345+ 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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HKG
Aug 12 — Aug 191
Wed 8/12
Wed 8/19
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 March, booked 68 days in advance, depart on a Tuesday or Sunday and return on a Wednesday

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 July 13, 2026.

This Air Canada deal was found by Cheapflights users on 7/9. 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.
Wed 11/113:15 pm
SEA
-
HKG
1 stop21h 55m
Air Canada
Thu 12/1010:45 am
HKG
-
SEA
1 stop14h 42m
Air Canada
Deal found 7/9$658
This Air Canada deal was found by Cheapflights users on 7/8. 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.
Tue 9/227:20 pm
SEA
-
HKG
1 stop18h 55m
Air Canada
Mon 9/289:45 am
HKG
-
SEA
1 stop19h 37m
Air Canada
Deal found 7/8$660
This FlightHub deal was found by Cheapflights users on 7/9. 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.
Tue 9/157:20 pm
SEA
-
HKG
1 stop18h 55m
Air Canada
Mon 10/1212:45 am
HKG
-
SEA
2 stops28h 37m
Air Canada
Deal found 7/9$666
This Justfly.com deal was found by Cheapflights users on 7/9. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1010:10 am
SEA
-
HKG
1 stop27h 00m
Air Canada
Wed 12/910:45 am
HKG
-
SEA
1 stop14h 42m
Air Canada
Deal found 7/9$668
This Air Canada deal was found by Cheapflights users on 7/9. 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.
Mon 8/3110:40 am
SEA
-
HKG
2 stops21h 05m
Air Canada
Mon 9/1412:45 am
HKG
-
SEA
2 stops32h 47m
Air Canada
Deal found 7/9$672
This Air Canada deal was found by Cheapflights users on 7/9. 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.
Wed 9/167:20 pm
SEA
-
HKG
2 stops36h 25m
Air Canada
Tue 10/1312:45 am
HKG
-
SEA
2 stops36h 57m
Air Canada
Deal found 7/9$673
This Priceline deal was found by Cheapflights users on 7/9. 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.
Thu 9/175:50 am
SEA
-
HKG
2 stops25h 55m
Air Canada
Thu 9/249:45 am
HKG
-
SEA
1 stop19h 37m
Air Canada
Deal found 7/9$675
This FlightHub deal was found by Cheapflights users on 7/8. 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.
Tue 11/178:40 am
SEA
-
HKG
2 stops21h 40m
Multiple Airlines
Wed 2/179:20 am
HKG
-
SEA
2 stops21h 17m
Multiple Airlines
Deal found 7/8$678
This Air Canada deal was found by Cheapflights users on 7/9. 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.
Thu 8/205:50 am
SEA
-
HKG
2 stops25h 55m
Air Canada
Wed 9/99:45 am
HKG
-
SEA
1 stop15h 22m
Air Canada
Deal found 7/9$682
This FlightHub deal was found by Cheapflights users on 7/12. 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.
Tue 11/248:40 am
SEA
-
HKG
2 stops21h 40m
Multiple Airlines
Tue 12/810:00 am
HKG
-
SEA
2 stops24h 22m
Multiple Airlines
Deal found 7/12$683
This Air Canada deal was found by Cheapflights users on 7/13. 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.
Wed 11/253:15 pm
SEA
-
HKG
1 stop21h 55m
Air Canada
Wed 12/3010:45 am
HKG
-
SEA
1 stop23h 37m
Air Canada
Deal found 7/13$688
This Gotogate deal was found by Cheapflights users on 7/12. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1110:10 am
SEA
-
HKG
1 stop27h 00m
Multiple Airlines
Wed 11/258:15 am
HKG
-
SEA
2 stops26h 07m
Multiple Airlines
Deal found 7/12$689

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 July 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$658
(Air Canada)

One-way from

$345
(Air Canada)

Popular in

July

Cheapest in

January

Average price

$1,297

Good round-trip deal

$1,088 or less

Good one-way deal

$421 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. 14% potential increase in price ($146 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($41 potential savings vs. average RT 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.
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 July 13, 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

Sat 8/1

5:00 am-6:30 pm

2 stops22h 30m

Hong Kong Intl

Wed 8/19

12:40 pm-6:29 pm

2 stops20h 49m

$1,224
Quickest round-trip

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Fri 10/16

6:30 am-6:55 pm

2 stops21h 25m

Hong Kong Intl

Sat 10/24

12:40 pm-6:44 pm

2 stops21h 04m

$1,274

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Tue 9/1

5:50 pm-12:40 pm

2 stops27h 50m

Hong Kong Intl

Sun 9/20

6:50 pm-8:42 pm

3 stops40h 52m

$1,593

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 8/24

5:15 pm-6:15 pm

2 stops34h 00m

Hong Kong Intl

Mon 8/31

9:30 pm-6:29 pm

3 stops35h 59m

$1,786

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sun 12/20

5:15 pm-7:20 pm

2 stops34h 05m

Hong Kong Intl

Thu 12/31

10:35 am-9:49 pm

2 stops27h 14m

$1,824

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Tue 12/22

5:00 am-6:45 am

2 stops33h 45m

Hong Kong Intl

Thu 12/31

10:30 pm-9:53 am

2 stops27h 23m

$1,824

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 12/21

6:50 pm-3:50 pm

1 stop29h 00m

Hong Kong Intl

Sun 1/3

4:05 pm-4:55 pm

2 stops40h 50m

$2,155

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sun 8/23

5:15 pm-6:15 pm

2 stops34h 00m

Hong Kong Intl

Sun 8/30

9:30 pm-6:29 pm

3 stops35h 59m

$2,231

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Tue 12/22

1:30 pm-3:50 pm

1 stop34h 20m

Hong Kong Intl

Sat 1/2

4:05 pm-4:50 pm

2 stops40h 45m

$2,235

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sat 12/19

9:25 pm-11:10 pm

2 stops33h 45m

Hong Kong Intl

Sun 1/3

10:55 am-10:35 am

1 stop39h 40m

$2,367

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/13

Showing 1-10 of 22 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 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

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

Currently, September is the cheapest month in which you can book a flight from Seattle to Hong Kong (average of $141). Flying from Seattle to Hong Kong in May is currently the most expensive (average of $552). 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 July 13, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Hong Kong as you normally would.

How often are flights from Seattle to Hong Kong delayed?

About 53% of weekly flights between Seattle and Hong Kong have experienced delays in the past year, with the average delay time being 112 minutes.

What is the most punctual flight time for Seattle to Hong Kong flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Seattle to Hong Kong flights?

Over the last year, Cathay Pacific have had the lowest number of delays on this route, with just 52% of flights being delayed.

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

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 67 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 July 13, 2026.
Read reviews from past customers who have flown EVA Air,China Airlines, andAsiana Airlines 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
1,498 reviews

Crew

8.7

Overall

8.5

Entertainment

8.0

Food

8.1

Boarding

8.4

Comfort

8.3

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
1,498 reviews
EVA Air
8.5
Very good
1,498 reviews

Crew

8.7

Overall

8.5

Entertainment

8.0

Food

8.1

Boarding

8.4

Comfort

8.3

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!
China Airlines
8.3
Very good
834 reviews
EVA Air
8.5
Very good
1,498 reviews

Crew

8.7

Overall

8.5

Entertainment

8.0

Food

8.1

Boarding

8.4

Comfort

8.3

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
551 reviews
EVA Air
8.5
Very good
1,498 reviews

Crew

8.7

Overall

8.5

Entertainment

8.0

Food

8.1

Boarding

8.4

Comfort

8.3

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
1,406 reviews
EVA Air
8.5
Very good
1,498 reviews

Crew

8.7

Overall

8.5

Entertainment

8.0

Food

8.1

Boarding

8.4

Comfort

8.3

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!
Air Canada
7.1
Good
11,332 reviews
EVA Air
8.5
Very good
1,498 reviews

Crew

8.7

Overall

8.5

Entertainment

8.0

Food

8.1

Boarding

8.4

Comfort

8.3

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 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 24 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 Air Canada fly from Seattle to Hong Kong in about 23h 15m. The time it takes to get you to your destination can typically vary by up to . Seattle and Hong Kong are separated by a distance of 6484 mi.

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

    Currently priced at $326, Philippine Airlines will fly you from Seattle to Hong Kong and back. In addition to Philippine Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and Japan Airlines - these airlines can fly you to your destination from $475 and $569, respectively. Users have found that Philippine Airlines is 61% cheaper than the other options available to this destination.

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

    $187 is the cheapest one-way deal found within the past few days, from Philippine Airlines. You may also be able to find cheap deals on Air Canada and Japan Airlines, with prices starting from $219 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 $2,460, our data shows the cheapest flight currently is $417. When looking at the most popular route, (Seattle/Tacoma Intl - Hong Kong Intl), you can expect to pay $665 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, September is the cheapest month in which you can book a flight from Seattle to Hong Kong (average of $141). Flying from Seattle to Hong Kong in May is currently the most expensive (average of $552). 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 July 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
Philippine AirlinesCheapest$326Average$649FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$475Average$679FlexibilityNo cancel feeOn-time67%
Japan AirlinesCheapest$569Average$765FlexibilityNo cancel feeOn-time79%
Asiana AirlinesCheapest$574Average$668FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$588Average$705FlexibilityNo cancel feeOn-time81%
ANACheapest$597Average$700FlexibilityNo cancel feeOn-time80%
United AirlinesCheapest$613Average$781FlexibilityNo cancel feeOn-time69%
DeltaCheapest$622Average$733FlexibilityNo cancel feeOn-timeN/A
Cathay PacificCheapest$700Average$1,122FlexibilityNo cancel feeOn-time72%
China AirlinesCheapest$751Average$808FlexibilityNo cancel feeOn-time70%

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