Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Seattle to Hong Kong from $298

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 11/27. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Seattle to Hong Kong

Cheap round-trip flights

Enter your travel dates to find the best prices.
Philippine Airlines Logo
11:55 pm - 5:00 pmSEA-HKG
26h 05m1 stop
Philippine Airlines Logo
1:20 pm - 7:35 pmHKG-SEA
21h 15m1 stop
$642Philippine Airlines
Find Deal
Sun, Apr 12 - Fri, Apr 24
Philippine Airlines Logo
9:30 pm - 10:15 amSEA-HKG
20h 45m1 stop
Philippine Airlines Logo
10:45 pm - 6:40 pmHKG-SEA
35h 55m1 stop
$644Philippine Airlines
Find Deal
Sun, Nov 23 - Sat, Dec 6
Philippine Airlines Logo
9:30 pm - 10:15 amSEA-HKG
20h 45m1 stop
Philippine Airlines Logo
1:40 pm - 6:40 pmHKG-SEA
21h 00m1 stop
$645Philippine Airlines
Find Deal
Sun, Feb 1 - Sun, Feb 15
Philippine Airlines Logo
9:30 pm - 9:45 pmSEA-HKG
32h 15m1 stop
Philippine Airlines Logo
10:45 pm - 6:40 pmHKG-SEA
35h 55m1 stop
$647Philippine Airlines
Find Deal
Sun, Feb 15 - Sat, Feb 21
Korean Air Logo
12:00 pm - 11:20 amSEA-HKG
31h 20m2 stops
Korean Air Logo
12:35 pm - 9:00 amHKG-SEA
36h 25m1 stop
$660Korean Air
Find Deal
Sun, Mar 1 - Sun, Mar 8
Asiana Airlines Logo
12:10 am - 11:50 amSEA-HKG
20h 40m1 stop
Asiana Airlines Logo
1:15 pm - 2:55 pmHKG-SEA
16h 40m1 stop
$661Asiana Airlines
Find Deal
Tue, Mar 31 - Mon, Apr 20
Korean Air Logo
3:15 pm - 11:20 amSEA-HKG
28h 05m2 stops
Korean Air Logo
12:55 am - 4:00 pmHKG-SEA
31h 05m2 stops
$666Korean Air
Find Deal
Sun, Mar 1 - Sat, Mar 7
Asiana Airlines Logo
12:10 am - 12:00 pmSEA-HKG
19h 50m1 stop
Asiana Airlines Logo
1:10 pm - 1:55 pmHKG-SEA
16h 45m1 stop
$667Asiana Airlines
Find Deal
Wed, Jan 28 - Fri, Feb 6
ANA Logo
3:45 pm - 5:45 amSEA-HKG
22h 00m1 stop
ANA Logo
2:20 pm - 1:20 pmHKG-SEA
15h 00m1 stop
$706ANA
Find Deal
Tue, Jan 6 - Wed, Jan 21
Air Canada Logo
5:50 am - 6:40 pmSEA-HKG
20h 50m1 stop
Air Canada Logo
8:25 pm - 7:16 pmHKG-SEA
14h 51m1 stop
$710Air Canada
Find Deal
Fri, Nov 7 - Sun, Nov 9

Philippine Airlines flights from Seattle to Hong Kong

Our best Philippine Airlines deals on Seattle to Hong Kong flight tickets
Philippine Airlines
Apr 12
SEA11:55 pmSeattle/Tacoma Intl
26h 05m
1 stop
HKG5:00 pmHong Kong Intl
Apr 24
HKG1:20 pmHong Kong Intl
21h 15m
1 stop
SEA7:35 pmSeattle/Tacoma Intl
$642
Find similar
Philippine Airlines
Nov 23
SEA9:30 pmSeattle/Tacoma Intl
20h 45m
1 stop
HKG10:15 amHong Kong Intl
Dec 6
HKG10:45 pmHong Kong Intl
35h 55m
1 stop
SEA6:40 pmSeattle/Tacoma Intl
$644
Find similar
Philippine Airlines
Feb 1
SEA9:30 pmSeattle/Tacoma Intl
20h 45m
1 stop
HKG10:15 amHong Kong Intl
Feb 15
HKG1:40 pmHong Kong Intl
21h 00m
1 stop
SEA6:40 pmSeattle/Tacoma Intl
$645
Find similar

Korean Air flights from Seattle to Hong Kong

Our best Korean Air deals on Seattle to Hong Kong flight tickets
Korean Air
Mar 1
SEA12:00 pmSeattle/Tacoma Intl
31h 20m
2 stops
HKG11:20 amHong Kong Intl
Mar 8
HKG12:35 pmHong Kong Intl
36h 25m
1 stop
SEA9:00 amSeattle/Tacoma Intl
$660
Find similar
Korean Air
Mar 1
SEA3:15 pmSeattle/Tacoma Intl
28h 05m
2 stops
HKG11:20 amHong Kong Intl
Mar 7
HKG12:55 amHong Kong Intl
31h 05m
2 stops
SEA4:00 pmSeattle/Tacoma Intl
$666
Find similar
Korean Air
Nov 30
SEA11:00 amSeattle/Tacoma Intl
20h 10m
1 stop
HKG11:10 pmHong Kong Intl
Dec 6
HKG12:55 amHong Kong Intl
24h 05m
1 stop
SEA9:00 amSeattle/Tacoma Intl
$689
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 October 14, 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 4/12

11:55 pm-5:00 pm

1 stop26h 05m

Hong Kong Intl

Fri 4/24

1:20 pm-7:35 pm

1 stop21h 15m

$642

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sun 11/23

9:30 pm-10:15 am

1 stop20h 45m

Hong Kong Intl

Sat 12/6

10:45 pm-6:40 pm

1 stop35h 55m

$644

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sun 2/1

9:30 pm-10:15 am

1 stop20h 45m

Hong Kong Intl

Sun 2/15

1:40 pm-6:40 pm

1 stop21h 00m

$645

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sun 2/15

9:30 pm-9:45 pm

1 stop32h 15m

Hong Kong Intl

Sat 2/21

10:45 pm-6:40 pm

1 stop35h 55m

$647

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sun 3/1

12:00 pm-11:20 am

2 stops31h 20m

Hong Kong Intl

Sun 3/8

12:35 pm-9:00 am

1 stop36h 25m

$660

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Tue 3/31

12:10 am-11:50 am

1 stop20h 40m

Hong Kong Intl

Mon 4/20

1:15 pm-2:55 pm

1 stop16h 40m

$661

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sun 3/1

3:15 pm-11:20 am

2 stops28h 05m

Hong Kong Intl

Sat 3/7

12:55 am-4:00 pm

2 stops31h 05m

$666

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Wed 1/28

12:10 am-12:00 pm

1 stop19h 50m

Hong Kong Intl

Fri 2/6

1:10 pm-1:55 pm

1 stop16h 45m

$667

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Tue 1/6

3:45 pm-5:45 am

1 stop22h 00m

Hong Kong Intl

Wed 1/21

2:20 pm-1:20 pm

1 stop15h 00m

$706

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Fri 11/7

5:50 am-6:40 pm

1 stop20h 50m

Hong Kong Intl

Sun 11/9

8:25 pm-7:16 pm

1 stop14h 51m

$710

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 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 $779. 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 Thursday. Travelers who choose to depart for Hong Kong on a Thursday will often find tickets for as low as $762. The most expensive day to fly to Hong Kong is Sunday, with ticket prices averaging around $1,008.

What is the cheapest Seattle/Tacoma Intl to Hong Kong Intl flight route?

Fly from Seattle/Tacoma Intl to Hong Kong Intl for the best Seattle/Tacoma Intl - Hong Kong Intl flight prices

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 $851 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 $725 on momondo.

What cabin class options are available on Seattle/Tacoma Intl to Hong Kong Intl flights?

There is only 1 cabin class available to choose from on Seattle/Tacoma Intl to Hong Kong Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

As of October 2025, prices for Seattle to Hong Kong flights are approximately 39% 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

Best Price Found

$762

Fastest flight time

13h 55m

Direct flights

Tue, Thu and Sun

Airports in Hong Kong

1 airport
The best flight deal from Seattle to Hong Kong found on momondo in the last 72 hours is $762
The fastest flight from Seattle to Hong Kong takes 13h 55m
Direct flights go from Seattle to Hong Kong on Tuesday, Thursday and Sunday. There are no airlines offering direct flights.
There is 1 airport near Hong Kong: Hong Kong Intl (HKG)
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 19h 15m.

  • 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 plane model from Seattle to Hong Kong?

  • 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 $498Free CancellationRating
7.1
10,298 reviews
Search Air Canada flights
Japan AirlinesPriceFrom $569Free CancellationRating
8.3
1,578 reviews
Search Japan Airlines flights
Philippine AirlinesPriceFrom $603Free CancellationRating
7.3
920 reviews
Search Philippine Airlines flights
Asiana AirlinesPriceFrom $662Free CancellationRating
8.2
486 reviews
Search Asiana Airlines flights
ANAPriceFrom $674Free CancellationRating
8.4
984 reviews
Search ANA flights
Korean AirPriceFrom $677Free CancellationRating
8.4
1,149 reviews
Search Korean Air flights
United AirlinesPriceFrom $706Free CancellationRating
7.4
8,977 reviews
Search United Airlines flights
DeltaPriceFrom $740Free CancellationRating
7.9
7,977 reviews
Search Delta flights
China AirlinesPriceFrom $763Free CancellationRating
8.3
768 reviews
Search China Airlines flights
Cathay PacificPriceFrom $806Free CancellationRating
7.6
1,023 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 11/13
Thu 11/20
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Hong Kong

Fly your favorite airline to Hong Kong

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Delta
American Airlines
United Airlines
Turkish Airlines
Lufthansa
Frontier
British Airways
Qatar Airways
Spirit Airlines
Ryanair
Alaska Airlines
Emirates