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Cheap flights from Seattle to Hong Kong from C$ 559

SEA — HKG
9 Oct — 16 Oct1
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

Tue 20/1011:00 a.m. -
1 stop22h 35m
Fri 23/108:20 p.m. -
1 stop27h 40m
Deal found 4/9C$ 1,095
Sun 18/107:15 p.m. -
1 stop19h 00m
Thu 29/1010:45 a.m. -
1 stop22h 37m
Deal found 4/9C$ 1,159
Mon 7/91:55 a.m. -
1 stop20h 10m
Tue 22/92:05 p.m. -
1 stop20h 10m
Deal found 4/9C$ 1,165
Mon 19/101:15 a.m. -
1 stop20h 50m
Thu 22/1011:05 a.m. -
1 stop23h 10m
Deal found 4/9C$ 1,181
Tue 8/912:25 p.m. -
Nonstop13h 20m
Mon 21/91:25 p.m. -
Nonstop11h 40m
Deal found 6/9C$ 1,212
Mon 7/912:25 p.m. -
Nonstop13h 20m
Tue 22/91:25 p.m. -
Nonstop11h 40m
Deal found 7/9C$ 1,214
Mon 19/1012:30 p.m. -
1 stop25h 35m
Thu 22/1012:20 p.m. -
1 stop16h 14m
Deal found 4/9C$ 1,215
Tue 3/1112:10 a.m. -
1 stop24h 25m
Thu 12/118:05 p.m. -
1 stop14h 05m
Deal found 7/9C$ 1,219
Tue 20/106:30 a.m. -
2 stops21h 25m
Thu 22/102:45 p.m. -
1 stop14h 40m
Deal found 4/9C$ 1,223
Mon 19/109:05 a.m. -
2 stops29h 35m
Thu 22/102:45 p.m. -
1 stop14h 40m
Deal found 4/9C$ 1,226
Sun 8/119:35 p.m. -
1 stop42h 05m
Thu 12/1112:35 p.m. -
1 stop15h 16m
Deal found 7/9C$ 1,232
Sun 8/118:35 p.m. -
1 stop30h 45m
Wed 11/112:20 p.m. -
1 stop15h 00m
Deal found 7/9C$ 1,233

Find flight deals from Seattle to Hong Kong

Round-trip from

C$ 1,095

One-way from

C$ 559

Popular in

July

Cheapest in

March

Average price

C$ 1,243

Good round-trip deal

C$ 1,678 or less

Good one-way deal

C$ 961 or less
Hainan Airlines
  • Hainan Airlines
  • 20/10-23/10
  • 2 total stops
  • 50h 15m total
  • Seattle to Hong Kong
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United Airlines
  • United Airlines
  • 13/1-31/12
  • 2 total stops
  • 25h 59m total
  • Seattle to Hong Kong
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (C$ 445 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease (C$ 95 potential savings vs. average RT price).
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Average for round-trip flights in September 2026
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to Hong Kong Intl.
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Price to beat on a one-way flight from Seattle/Tacoma Intl to Hong Kong Intl.
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Cheapflights Fare Finder

 
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 Seattle/Tacoma Intl - HKG Hong Kong Intl

SEAHKG

Seattle/Tacoma Intl

Wed 13/1

12:46 p.m.-6:45 a.m.

2 stops25h 59m

Hong Kong Intl

Wed 31/12

12:00 a.m.-8:00 a.m.

Nonstop0h 00m

C$ 559

SeattleHong Kong

SEA Seattle/Tacoma Intl - HKG Hong Kong Intl

SEAHKG

Seattle/Tacoma Intl

Tue 26/1

3:51 p.m.-10:50 p.m.

3 stops38h 59m

Hong Kong Intl

Wed 31/12

12:00 a.m.-8:00 a.m.

Nonstop0h 00m

C$ 601

SeattleHong Kong

SEA Seattle/Tacoma Intl - HKG Hong Kong Intl

SEAHKG

Seattle/Tacoma Intl

Wed 27/1

3:51 p.m.-10:50 p.m.

3 stops38h 59m

Hong Kong Intl

Wed 31/12

12:00 a.m.-8:00 a.m.

Nonstop0h 00m

C$ 601

SeattleHong Kong

SEA Seattle/Tacoma Intl - HKG Hong Kong Intl

SEAHKG

Seattle/Tacoma Intl

Sun 27/9

1:15 a.m.-1:05 p.m.

1 stop20h 50m

Hong Kong Intl

Wed 31/12

12:00 a.m.-8:00 a.m.

Nonstop0h 00m

C$ 632

SeattleHong Kong

SEA Seattle/Tacoma Intl - HKG Hong Kong Intl

SEAHKG

Seattle/Tacoma Intl

Sun 15/11

12:10 a.m.-4:35 p.m.

1 stop24h 25m

Hong Kong Intl

Wed 31/12

12:00 a.m.-8:00 a.m.

Nonstop0h 00m

C$ 632

SeattleHong Kong

SEA Seattle/Tacoma Intl - HKG Hong Kong Intl

SEAHKG

Seattle/Tacoma Intl

Tue 6/10

1:15 a.m.-4:35 p.m.

1 stop24h 20m

Hong Kong Intl

Wed 31/12

12:00 a.m.-8:00 a.m.

Nonstop0h 00m

C$ 632

SeattleHong Kong

SEA Seattle/Tacoma Intl - HKG Hong Kong Intl

SEAHKG

Seattle/Tacoma Intl

Mon 28/9

3:18 p.m.-5:40 a.m.

2 stops23h 22m

Hong Kong Intl

Wed 31/12

12:00 a.m.-8:00 a.m.

Nonstop0h 00m

C$ 645

SeattleHong Kong

SEA Seattle/Tacoma Intl - HKG Hong Kong Intl

SEAHKG

Seattle/Tacoma Intl

Wed 18/11

1:16 p.m.-7:00 a.m.

2 stops25h 44m

Hong Kong Intl

Wed 31/12

12:00 a.m.-8:00 a.m.

Nonstop0h 00m

C$ 645
Quickest round-trip

SeattleHong Kong

SEA Seattle/Tacoma Intl - HKG Hong Kong Intl

SEAHKG

Seattle/Tacoma Intl

Thu 15/10

6:43 p.m.-5:40 a.m.

1 stop19h 57m

Hong Kong Intl

Wed 31/12

12:00 a.m.-8:00 a.m.

Nonstop0h 00m

C$ 645

SeattleHong Kong

SEA Seattle/Tacoma Intl - HKG Hong Kong Intl

SEAHKG

Seattle/Tacoma Intl

Sun 6/12

7:30 p.m.-7:20 p.m.

1 stop31h 50m

Hong Kong Intl

Wed 31/12

12:00 a.m.-8:00 a.m.

Nonstop0h 00m

C$ 663

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/9

Showing 1-10 of 21 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

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?

The best time to book flights from Seattle to Hong Kong is 67 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, March is the cheapest month in which you can book a flight from Seattle to Hong Kong (average of C$ 954). Flying from Seattle to Hong Kong in July is currently the most expensive (average of C$ 2,014). 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?

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 to fly round-trip from Seattle to Hong Kong?

Airfare is typical for this route at the moment.

Seattle to Hong Kong flights typically cost between C$ 1,019 and C$ 1,357 in October.
The cheapest round-trip price found within the last 5 days was C$ 1,095 on Hainan Airlines (20 Oct-23 Oct).

Reviews of airlines servicing Hong Kong

Get a feel of what it's like to fly with United Airlines 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.
United Airlines
7.4
Good
10,188 reviews
Check prices

Crew

8.1

Food

6.6

Overall

7.4

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!
United Airlines
7.4
Good
10,188 reviews
United Airlines
7.4
Good
10,188 reviews
Check prices

Crew

8.1

Food

6.6

Overall

7.4

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!

Related info for your journey

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

    This flight path from Seattle/Tacoma Intl to Hong Kong Intl was viewed by 72 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?

    A quick flight from Seattle to Hong Kong can take about 17h. China Airlines provides one of the quickest options available for as low as C$ 1,219. The distance between Seattle and Hong Kong is about 10435 km. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Seattle to Hong Kong round-trip?

    Our cheapest airline available from Seattle to Hong Kong is United Airlines. Our recent data shows that you can find tickets from as low as C$ 1,929 on this airline.

  • What are the most reliable airlines from Seattle to Hong Kong?

    The top 3 most reliable airlines when flying from Seattle to Hong Kong are American Airlines (37%), Cathay Pacific (37%) and Malaysia Airlines (32%).

  • 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, March is the cheapest month in which you can book a flight from Seattle to Hong Kong (average of C$ 954). Flying from Seattle to Hong Kong in July is currently the most expensive (average of C$ 2,014). 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

Top airline flying from Seattle to Hong Kong

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 1,929AverageC$ 2,021FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Seattle to Hong Kong?

When you search for this flight from Seattle to Hong Kong, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Seattle to Hong Kong, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Seattle to Hong Kong become cheaper?

Yes! Start tracking prices for Seattle to Hong Kong flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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