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Cheap flights from Seattle to Hong Kong from $303

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 11/12. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Asiana Airlines Logo
12:10 am - 10:40 pmSEA-HKG
30h 30m1 stop
Asiana Airlines Logo
1:10 pm - 1:55 pmHKG-SEA
16h 45m1 stop
$681Asiana Airlines
Find Deal
Tue, Nov 18 - Thu, Dec 11
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
$682Philippine Airlines
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Wed, Nov 26 - Tue, Dec 9
ANA Logo
3:45 pm - 5:45 amSEA-HKG
22h 00m1 stop
ANA Logo
2:20 pm - 1:20 pmHKG-SEA
15h 00m1 stop
$684ANA
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Tue, Jan 6 - Wed, Jan 21
Asiana Airlines Logo
12:10 am - 10:40 pmSEA-HKG
30h 30m1 stop
Asiana Airlines Logo
12:40 am - 1:55 pmHKG-SEA
29h 15m1 stop
$685Asiana Airlines
Find Deal
Sat, Nov 15 - Wed, Dec 3
Philippine Airlines Logo
9:30 pm - 12:30 pmSEA-HKG
23h 00m1 stop
Philippine Airlines Logo
11:15 am - 6:40 pmHKG-SEA
23h 25m1 stop
$686Philippine Airlines
Find Deal
Fri, Nov 28 - Fri, Dec 5
China Airlines Logo
1:10 am - 4:35 pmSEA-HKG
24h 25m1 stop
China Airlines Logo
10:20 am - 7:10 pmHKG-SEA
23h 50m1 stop
$710China Airlines
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Thu, Mar 12 - Thu, Mar 19
Delta Logo
11:15 am - 11:10 pmSEA-HKG
19h 55m1 stop
Delta Logo
12:55 am - 1:20 pmHKG-SEA
28h 25m1 stop
$714Delta
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Mon, Nov 17 - Mon, Nov 24
United Airlines Logo
7:00 am - 7:20 pmSEA-HKG
20h 20m1 stop
United Airlines Logo
10:30 pm - 11:15 pmHKG-SEA
16h 45m1 stop
$725United Airlines
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Mon, Nov 24 - Wed, Dec 3
Air Canada Logo
10:05 am - 6:40 pmSEA-HKG
16h 35m1 stop
Air Canada Logo
8:25 pm - 9:31 amHKG-SEA
29h 06m1 stop
$726Air Canada
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Mon, Jan 12 - Mon, Jan 26
United Airlines Logo
3:30 pm - 7:20 pmSEA-HKG
35h 50m2 stops
United Airlines Logo
10:35 am - 3:44 pmHKG-SEA
21h 09m1 stop
$728United Airlines
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Sun, Jan 11 - Tue, Feb 10

Asiana Airlines flights from Seattle to Hong Kong

Our best Asiana Airlines deals on Seattle to Hong Kong flight tickets
Asiana Airlines
Nov 18
SEA12:10 amSeattle/Tacoma Intl
30h 30m
1 stop
HKG10:40 pmHong Kong Intl
Dec 11
HKG1:10 pmHong Kong Intl
16h 45m
1 stop
SEA1:55 pmSeattle/Tacoma Intl
$681
Find similar
Asiana Airlines
Nov 15
SEA12:10 amSeattle/Tacoma Intl
30h 30m
1 stop
HKG10:40 pmHong Kong Intl
Dec 3
HKG12:40 amHong Kong Intl
29h 15m
1 stop
SEA1:55 pmSeattle/Tacoma Intl
$685
Find similar
Asiana Airlines
Jan 5
SEA12:10 amSeattle/Tacoma Intl
30h 30m
1 stop
HKG10:40 pmHong Kong Intl
Jan 21
HKG1:10 pmHong Kong Intl
16h 45m
1 stop
SEA1:55 pmSeattle/Tacoma Intl
$688
Find similar

Philippine Airlines flights from Seattle to Hong Kong

Our best Philippine Airlines deals on Seattle to Hong Kong flight tickets
Philippine Airlines
Nov 26
SEA9:30 pmSeattle/Tacoma Intl
20h 45m
1 stop
HKG10:15 amHong Kong Intl
Dec 9
HKG1:40 pmHong Kong Intl
21h 00m
1 stop
SEA6:40 pmSeattle/Tacoma Intl
$682
Find similar
Philippine Airlines
Nov 7
SEA9:30 pmSeattle/Tacoma Intl
20h 45m
1 stop
HKG10:15 amHong Kong Intl
Nov 16
HKG6:55 pmHong Kong Intl
15h 45m
1 stop
SEA6:40 pmSeattle/Tacoma Intl
$684
Find similar
Philippine Airlines
Nov 9
SEA9:30 pmSeattle/Tacoma Intl
20h 45m
1 stop
HKG10:15 amHong Kong Intl
Nov 21
HKG11:15 amHong Kong Intl
23h 25m
1 stop
SEA6:40 pmSeattle/Tacoma Intl
$685
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 November 2, 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

Tue 11/18

12:10 am-10:40 pm

1 stop30h 30m

Hong Kong Intl

Thu 12/11

1:10 pm-1:55 pm

1 stop16h 45m

$681

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Wed 11/26

9:30 pm-10:15 am

1 stop20h 45m

Hong Kong Intl

Tue 12/9

1:40 pm-6:40 pm

1 stop21h 00m

$682

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

$684

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sat 11/15

12:10 am-10:40 pm

1 stop30h 30m

Hong Kong Intl

Wed 12/3

12:40 am-1:55 pm

1 stop29h 15m

$685

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Fri 11/28

9:30 pm-12:30 pm

1 stop23h 00m

Hong Kong Intl

Fri 12/5

11:15 am-6:40 pm

1 stop23h 25m

$686

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Thu 3/12

1:10 am-4:35 pm

1 stop24h 25m

Hong Kong Intl

Thu 3/19

10:20 am-7:10 pm

1 stop23h 50m

$710

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 11/17

11:15 am-11:10 pm

1 stop19h 55m

Hong Kong Intl

Mon 11/24

12:55 am-1:20 pm

1 stop28h 25m

$714

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 11/24

7:00 am-7:20 pm

1 stop20h 20m

Hong Kong Intl

Wed 12/3

10:30 pm-11:15 pm

1 stop16h 45m

$725

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 1/12

10:05 am-6:40 pm

1 stop16h 35m

Hong Kong Intl

Mon 1/26

8:25 pm-9:31 am

1 stop29h 06m

$726

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sun 1/11

3:30 pm-7:20 pm

2 stops35h 50m

Hong Kong Intl

Tue 2/10

10:35 am-3:44 pm

1 stop21h 09m

$728

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 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 flight route?

Fly from Seattle/Tacoma Intl to Hong Kong Intl for the best Seattle/Tacoma Intl - Hong Kong 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 flights?

There are 2 cabin classes available to choose from on Seattle/Tacoma Intl to Hong Kong flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Seattle to Hong Kong flight deals and tips

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

Best Price Found

$769

Fastest flight time

13h 55m

Direct flights

Tue, Wed and Fri

Airports in Hong Kong

1 airport
The best flight deal from Seattle to Hong Kong found on momondo in the last 72 hours is $769
The fastest flight from Seattle to Hong Kong takes 13h 55m
Direct flights go from Seattle to Hong Kong on Tuesday, Wednesday and Friday. There are no airlines offering direct flights.
There is 1 airport near Hong Kong: Hong Kong Intl (HKG)
Search flight deals

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

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

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

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

    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.

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

    The necessary travel and health documents for your Hong Kong 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?

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
10,388 reviews
Search Air Canada flights
Japan AirlinesPriceFrom $569Free CancellationRating
8.3
1,598 reviews
Search Japan Airlines flights
Philippine AirlinesPriceFrom $603Free CancellationRating
7.3
931 reviews
Search Philippine Airlines flights
Asiana AirlinesPriceFrom $661Free CancellationRating
8.2
484 reviews
Search Asiana Airlines flights
ANAPriceFrom $674Free CancellationRating
8.4
999 reviews
Search ANA flights
Korean AirPriceFrom $677Free CancellationRating
8.4
1,157 reviews
Search Korean Air flights
United AirlinesPriceFrom $706Free CancellationRating
7.4
8,993 reviews
Search United Airlines flights
DeltaPriceFrom $724Free CancellationRating
7.9
7,998 reviews
Search Delta flights
China AirlinesPriceFrom $759Free CancellationRating
8.3
776 reviews
Search China Airlines flights
Cathay PacificPriceFrom $806Free CancellationRating
7.6
1,045 reviews
Search Cathay Pacific flights

Why use momondo?

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

Finding the right flight to Hong Kong from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Hong Kong quick and easy, saving you time and money.

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
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