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$320+ 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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HKG
Aug 29 — Sep 51
Sat 8/29
Sat 9/5
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 30, 2026.

This FlightHub deal was found by Cheapflights users on 7/28. 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.
Thu 8/2010:40 am
SEA
-
HKG
1 stop27h 35m
Multiple Airlines
Wed 9/92:20 pm
HKG
-
SEA
2 stops39h 02m
Multiple Airlines
Deal found 7/28$694
This Justfly.com deal was found by Cheapflights users on 7/30. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/110:10 am
SEA
-
HKG
1 stop27h 00m
Multiple Airlines
Sat 11/219:20 am
HKG
-
SEA
2 stops21h 17m
Multiple Airlines
Deal found 7/30$695
This Air Canada deal was found by Cheapflights users on 7/27. 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 9/233:00 pm
SEA
-
HKG
2 stops40h 45m
Air Canada
Wed 9/309:45 am
HKG
-
SEA
1 stop23h 47m
Air Canada
Deal found 7/27$698
This Air Canada deal was found by Cheapflights users on 7/28. 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.
Sat 8/2210:40 am
SEA
-
HKG
1 stop27h 35m
Air Canada
Fri 10/29:30 am
HKG
-
SEA
2 stops24h 02m
Air Canada
Deal found 7/28$700
This Booking.com deal was found by Cheapflights users on 7/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:50 am
SEA
-
HKG
1 stop32h 25m
Air Canada
Mon 9/1412:45 am
HKG
-
SEA
2 stops37h 02m
Air Canada
Deal found 7/25$701
This FlightHub deal was found by Cheapflights users on 7/28. 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.
Thu 10/227:20 pm
SEA
-
HKG
2 stops42h 25m
Multiple Airlines
Fri 11/612:55 am
HKG
-
SEA
2 stops37h 02m
Multiple Airlines
Deal found 7/28$702
This Expedia deal was found by Cheapflights users on 7/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/153:15 pm
SEA
-
HKG
1 stop21h 55m
Air Canada
Tue 11/2412:55 am
HKG
-
SEA
2 stops29h 42m
Air Canada
Deal found 7/27$703
This Justfly.com deal was found by Cheapflights users on 7/26. 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.
Wed 11/253:15 pm
SEA
-
HKG
2 stops39h 55m
Air Canada
Sun 12/2710:45 am
HKG
-
SEA
1 stop23h 37m
Air Canada
Deal found 7/26$704
This Air Canada deal was found by Cheapflights users on 7/29. 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.
Sat 9/127:15 pm
SEA
-
HKG
2 stops36h 30m
Air Canada
Sat 9/199:45 am
HKG
-
SEA
1 stop23h 47m
Air Canada
Deal found 7/29$705
This KAYAK deal was found by Cheapflights users on 7/29. 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.
Thu 8/273:00 pm
SEA
-
HKG
1 stop23h 15m
Multiple Airlines
Thu 9/179:45 am
HKG
-
SEA
1 stop15h 20m
Multiple Airlines
Deal found 7/29$706
This Air Canada deal was found by Cheapflights users on 7/26. 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 11/257:05 pm
SEA
-
HKG
1 stop18h 05m
Air Canada
Tue 12/2910:45 am
HKG
-
SEA
1 stop23h 37m
Air Canada
Deal found 7/26$707
This FlightHub deal was found by Cheapflights users on 7/25. 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.
Wed 11/257:05 pm
SEA
-
HKG
2 stops36h 05m
Multiple Airlines
Fri 12/189:10 am
HKG
-
SEA
2 stops21h 27m
Multiple Airlines
Deal found 7/25$708

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 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$694
(FlightHub)

One-way from

$320
(Air Canada)

Popular in

July

Cheapest in

January

Average price

$1,460

Good round-trip deal

$996 or less

Good one-way deal

$418 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. 19% potential increase in price ($215 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($53 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 30, 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
Quickest round-trip

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 10/26

7:32 am-11:10 pm

2 stops24h 38m

Hong Kong Intl

Wed 11/11

12:55 am-9:00 am

1 stop24h 05m

$1,044

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sat 8/1

10:29 am-5:40 am

2 stops28h 11m

Hong Kong Intl

Tue 8/11

11:55 pm-2:25 pm

1 stop29h 30m

$1,163

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sun 8/2

5:04 pm-6:30 pm

1 stop34h 26m

Hong Kong Intl

Sun 8/9

11:55 pm-9:59 pm

2 stops37h 04m

$1,177

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sat 10/24

8:05 pm-8:05 am

1 stop45h 00m

Hong Kong Intl

Tue 11/10

9:45 am-8:47 pm

2 stops51h 02m

$1,404

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sun 9/13

7:15 pm-5:15 pm

1 stop31h 00m

Hong Kong Intl

Sun 10/11

8:55 am-9:01 pm

2 stops51h 06m

$1,444

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 9/14

5:56 pm-5:40 pm

2 stops56h 44m

Hong Kong Intl

Tue 10/13

8:55 pm-10:37 pm

2 stops40h 42m

$1,468

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Fri 10/23

5:15 pm-9:50 pm

1 stop37h 35m

Hong Kong Intl

Thu 11/12

9:00 pm-12:35 pm

2 stops55h 35m

$1,483

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sat 9/19

7:15 pm-5:15 pm

1 stop31h 00m

Hong Kong Intl

Sun 10/11

10:30 pm-9:01 pm

2 stops37h 31m

$1,484

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Tue 9/1

5:50 pm-12:40 pm

2 stops27h 50m

Hong Kong Intl

Tue 10/6

3:40 pm-8:43 pm

3 stops44h 03m

$1,579

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Thu 9/24

5:40 pm-12:40 pm

2 stops28h 00m

Hong Kong Intl

Mon 10/12

6:50 pm-9:15 pm

3 stops41h 25m

$1,648

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

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 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, January is the cheapest month in which you can book a flight from Seattle to Hong Kong (average of $682). Flying from Seattle to Hong Kong in July is currently the most expensive (average of $1,460). 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 30, 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 49% of weekly flights between Seattle and Hong Kong have experienced delays in the past year, with the average delay time being 115 minutes.

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

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning 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 49% 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 30, 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
1,506 reviews

Crew

8.7

Overall

8.5

Comfort

8.3

Food

8.1

Boarding

8.4

Entertainment

8.0

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

Crew

8.7

Overall

8.5

Comfort

8.3

Food

8.1

Boarding

8.4

Entertainment

8.0

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
838 reviews
EVA Air
8.5
Very good
1,506 reviews

Crew

8.7

Overall

8.5

Comfort

8.3

Food

8.1

Boarding

8.4

Entertainment

8.0

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

Crew

8.7

Overall

8.5

Comfort

8.3

Food

8.1

Boarding

8.4

Entertainment

8.0

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
1,433 reviews
EVA Air
8.5
Very good
1,506 reviews

Crew

8.7

Overall

8.5

Comfort

8.3

Food

8.1

Boarding

8.4

Entertainment

8.0

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
11,407 reviews
EVA Air
8.5
Very good
1,506 reviews

Crew

8.7

Overall

8.5

Comfort

8.3

Food

8.1

Boarding

8.4

Entertainment

8.0

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 28 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 Korean Air, United Airlines, and Turkish Airlines fly from Seattle to Hong Kong in about 24h 38m. The time it takes to get you to your destination can typically vary by up to 20h 22m. 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 $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 Asiana Airlines - these airlines can fly you to your destination from $474 and $574, respectively. Users have found that Philippine Airlines is 62% 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 $2,345, 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 $590 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 $682). Flying from Seattle to Hong Kong in July is currently the most expensive (average of $1,460). 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 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
Philippine AirlinesCheapest$326Average$649FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$474Average$682FlexibilityNo cancel feeOn-time67%
Asiana AirlinesCheapest$574Average$664FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$588Average$705FlexibilityNo cancel feeOn-time81%
ANACheapest$597Average$703FlexibilityNo cancel feeOn-time80%
United AirlinesCheapest$613Average$784FlexibilityNo cancel feeOn-time69%
DeltaCheapest$622Average$733FlexibilityNo cancel feeOn-timeN/A
Japan AirlinesCheapest$687Average$809FlexibilityNo cancel feeOn-time79%
Cathay PacificCheapest$700Average$1,122FlexibilityNo cancel feeOn-time72%
China AirlinesCheapest$742Average$807FlexibilityNo cancel feeOn-time70%

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