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Cheap flights from Seattle to Hong Kong from $290

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Hong Kong departing on 11/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Seattle to Hong Kong

Cheap round-trip flights

Philippine Airlines Logo
9:30 pm - 5:55 pmSEA-HKG
28h 25m1 stop
Philippine Airlines Logo
11:15 am - 6:40 pmHKG-SEA
23h 25m1 stop
$606Philippine Airlines
Find Deal
Sun, Nov 23 - Sun, Dec 7
Philippine Airlines Logo
9:30 pm - 5:55 pmSEA-HKG
28h 25m1 stop
Philippine Airlines Logo
1:40 pm - 6:40 pmHKG-SEA
21h 00m1 stop
$607Philippine Airlines
Find Deal
Tue, Nov 25 - Sun, Dec 14
Philippine Airlines Logo
9:30 pm - 5:55 pmSEA-HKG
28h 25m1 stop
Philippine Airlines Logo
1:40 pm - 6:40 pmHKG-SEA
21h 00m1 stop
$609Philippine Airlines
Find Deal
Sun, Nov 23 - Tue, Dec 16
Philippine Airlines Logo
11:35 pm - 12:25 pmSEA-HKG
21h 50m1 stop
Philippine Airlines Logo
6:55 pm - 6:40 pmHKG-SEA
15h 45m1 stop
$619Philippine Airlines
Find Deal
Sun, Oct 19 - Wed, Nov 19
Asiana Airlines Logo
12:10 am - 11:50 amSEA-HKG
19h 40m1 stop
Asiana Airlines Logo
1:15 pm - 1:55 pmHKG-SEA
16h 40m1 stop
$639Asiana Airlines
Find Deal
Tue, Dec 2 - Tue, Dec 16
Asiana Airlines Logo
12:10 am - 11:50 amSEA-HKG
20h 40m1 stop
Asiana Airlines Logo
1:15 pm - 1:55 pmHKG-SEA
16h 40m1 stop
$648Asiana Airlines
Find Deal
Mon, Oct 27 - Tue, Nov 18
ANA Logo
4:40 pm - 12:55 pmSEA-HKG
29h 15m1 stop
ANA Logo
2:20 pm - 1:20 pmHKG-SEA
15h 00m1 stop
$655ANA
Find Deal
Tue, Oct 28 - Tue, Nov 18
Logo
1:30 pm - 9:10 pmSEA-HKG
16h 40m1 stop
Logo
10:30 am - 9:50 amHKG-SEA
15h 20m1 stop
$659
Find Deal
Tue, Oct 21 - Wed, Nov 19
Korean Air Logo
11:00 am - 11:10 pmSEA-HKG
20h 10m1 stop
Korean Air Logo
12:55 am - 9:00 amHKG-SEA
24h 05m1 stop
$687Korean Air
Find Deal
Thu, Nov 6 - Mon, Nov 24
Logo
12:10 am - 10:30 pmSEA-HKG
30h 20m1 stop
Logo
10:45 pm - 6:40 pmHKG-SEA
35h 55m1 stop
$691
Find Deal
Mon, Nov 10 - Sat, Nov 29

Philippine Airlines flights from Seattle to Hong Kong

Our best Philippine Airlines deals on Seattle to Hong Kong flight tickets
Philippine Airlines
Nov 23
SEA9:30 pmSeattle/Tacoma Intl
28h 25m
1 stop
HKG5:55 pmHong Kong Intl
Dec 7
HKG11:15 amHong Kong Intl
23h 25m
1 stop
SEA6:40 pmSeattle/Tacoma Intl
$606
Find similar
Philippine Airlines
Nov 25
SEA9:30 pmSeattle/Tacoma Intl
28h 25m
1 stop
HKG5:55 pmHong Kong Intl
Dec 14
HKG1:40 pmHong Kong Intl
21h 00m
1 stop
SEA6:40 pmSeattle/Tacoma Intl
$607
Find similar
Philippine Airlines
Nov 23
SEA9:30 pmSeattle/Tacoma Intl
28h 25m
1 stop
HKG5:55 pmHong Kong Intl
Dec 16
HKG1:40 pmHong Kong Intl
21h 00m
1 stop
SEA6:40 pmSeattle/Tacoma Intl
$609
Find similar

Asiana Airlines flights from Seattle to Hong Kong

Our best Asiana Airlines deals on Seattle to Hong Kong flight tickets
Asiana Airlines
Dec 2
SEA12:10 amSeattle/Tacoma Intl
19h 40m
1 stop
HKG11:50 amHong Kong Intl
Dec 16
HKG1:15 pmHong Kong Intl
16h 40m
1 stop
SEA1:55 pmSeattle/Tacoma Intl
$639
Find similar
Asiana Airlines
Oct 27
SEA12:10 amSeattle/Tacoma Intl
20h 40m
1 stop
HKG11:50 amHong Kong Intl
Nov 18
HKG1:15 pmHong Kong Intl
16h 40m
1 stop
SEA1:55 pmSeattle/Tacoma Intl
$648
Find similar
Asiana Airlines
Nov 16
SEA12:10 amSeattle/Tacoma Intl
19h 40m
1 stop
HKG11:50 amHong Kong Intl
Nov 24
HKG1:15 pmHong Kong Intl
16h 40m
1 stop
SEA1:55 pmSeattle/Tacoma Intl
$656
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated September 15, 2025.
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

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sun 11/23

9:30 pm-5:55 pm

1 stop28h 25m

Hong Kong Intl

Sun 12/7

11:15 am-6:40 pm

1 stop23h 25m

$606

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Tue 11/25

9:30 pm-5:55 pm

1 stop28h 25m

Hong Kong Intl

Sun 12/14

1:40 pm-6:40 pm

1 stop21h 00m

$607

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sun 11/23

9:30 pm-5:55 pm

1 stop28h 25m

Hong Kong Intl

Tue 12/16

1:40 pm-6:40 pm

1 stop21h 00m

$609

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sun 10/19

11:35 pm-12:25 pm

1 stop21h 50m

Hong Kong Intl

Wed 11/19

6:55 pm-6:40 pm

1 stop15h 45m

$619

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Tue 12/2

12:10 am-11:50 am

1 stop19h 40m

Hong Kong Intl

Tue 12/16

1:15 pm-1:55 pm

1 stop16h 40m

$639

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 10/27

12:10 am-11:50 am

1 stop20h 40m

Hong Kong Intl

Tue 11/18

1:15 pm-1:55 pm

1 stop16h 40m

$648

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Tue 10/28

4:40 pm-12:55 pm

1 stop29h 15m

Hong Kong Intl

Tue 11/18

2:20 pm-1:20 pm

1 stop15h 00m

$655

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Tue 10/21

1:30 pm-9:10 pm

1 stop16h 40m

Hong Kong Intl

Wed 11/19

10:30 am-9:50 am

1 stop15h 20m

$659

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Thu 11/6

11:00 am-11:10 pm

1 stop20h 10m

Hong Kong Intl

Mon 11/24

12:55 am-9:00 am

1 stop24h 05m

$687

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 11/10

12:10 am-10:30 pm

1 stop30h 20m

Hong Kong Intl

Sat 11/29

10:45 pm-6:40 pm

1 stop35h 55m

$691

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Hong Kong from

How to get the cheapest flight ticket from Seattle to Hong Kong

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Seattle and Hong Kong?

What is the cheapest month to fly to Hong Kong?

The month of September is, on average, the cheapest month to fly to Hong Kong from Seattle, with most prices found around $745. The month of August is another great option to travel to Hong Kong, with average flight prices from Seattle averaging around $785.

What is the cheapest day to depart on your flight to Hong Kong?

The cheapest day to depart from Seattle to Hong Kong is on a Tuesday. Travelers who choose to depart for Hong Kong on a Tuesday will often find tickets for as low as $956. The most expensive day to fly to Hong Kong is Friday, with ticket prices averaging around $1,150.

How far in advance should I book a flight to Hong Kong?

You are more likely to see cheaper flights to Hong Kong from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Hong Kong for around $852 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hong Kong from Seattle for as low as $735 on momondo.

How have Seattle to Hong Kong flight prices changed over time?

As of September 2025, prices for Seattle to Hong Kong flights are approximately 55% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to Hong Kong

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Hong Kong according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Hong Kong (SEA to HKG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Hong Kong

Direct flights

None
There are no direct flights from Seattle to Hong Kong. There are no popular flight routes from Seattle to Hong Kong.
Search flight deals

  • How far is Seattle/Tacoma Intl to Hong Kong Intl by plane?

    There are 6465.5 mi between Seattle/Tacoma Intl and Hong Kong Intl. By plane, this route typically takes 16h 40m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Hong Kong Intl Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Hong Kong Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Hong Kong Intl Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Hong Kong Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Hong Kong Intl Airport.

  • What documentation or ID do you need to fly to Hong Kong Intl Airport?

    The necessary travel and health documents for your Hong Kong Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Seattle to Hong Kong?

Best airlines flying from Seattle to Hong Kong

Compare and see reviews for airlines that fly from Seattle to Hong Kong with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $499Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
Japan AirlinesPriceFrom $569Free CancellationRating
8.3
1,559 reviews
Search Japan Airlines flights
Philippine AirlinesPriceFrom $603Free CancellationRating
7.2
911 reviews
Search Philippine Airlines flights
Asiana AirlinesPriceFrom $663Free CancellationRating
8.2
479 reviews
Search Asiana Airlines flights
ANAPriceFrom $674Free CancellationRating
8.4
961 reviews
Search ANA flights
Korean AirPriceFrom $677Free CancellationRating
8.4
1,139 reviews
Search Korean Air flights
United AirlinesPriceFrom $726Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights
China AirlinesPriceFrom $770Free CancellationRating
8.3
767 reviews
Search China Airlines flights
DeltaPriceFrom $774Free CancellationRating
7.9
7,954 reviews
Search Delta flights
Cathay PacificPriceFrom $774Free CancellationRating
7.6
993 reviews
Search Cathay Pacific flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Hong Kong?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Hong Kong for you.

Can I find flights from Seattle to Hong Kong with flexible booking policies on momondo?

momondo does allow users to show only those flights to Hong Kong from Seattle which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Seattle to Hong Kong?

momondo provides multiple filters to help you find the best flight to Hong Kong from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Seattle to Hong Kong right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Hong Kong, momondo offers a useful price alert feature which will track prices for flights to Hong Kong from Seattle and alert you when they change.

An easier way to manage your Hong Kong trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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