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Cheap flights from Washington to Hong Kong from $282

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Hong Kong departing on 9/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Air Canada Logo
7:15 pm - 4:05 pmSEA-HKG
29h 50m1 stop
Air Canada Logo
6:00 pm - 6:36 pmHKG-SEA
15h 36m1 stop
$592Air Canada
Find Deal
Mon, Aug 25 - Tue, Sep 9
Air Canada Logo
7:15 pm - 4:05 pmSEA-HKG
29h 50m1 stop
Air Canada Logo
6:00 pm - 9:21 amHKG-SEA
30h 21m1 stop
$593Air Canada
Find Deal
Wed, Sep 17 - Wed, Oct 1
Logo
10:05 am - 10:50 pmSEA-HKG
21h 45m2 stops
Logo
10:30 am - 2:26 pmHKG-SEA
19h 56m2 stops
$623
Find Deal
Wed, Oct 29 - Tue, Feb 3
Logo
1:30 pm - 9:10 pmSEA-HKG
16h 40m1 stop
Logo
1:20 am - 10:25 amHKG-SEA
24h 05m1 stop
$631
Find Deal
Thu, Sep 4 - Wed, Sep 10
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
$658Asiana Airlines
Find Deal
Tue, Nov 4 - Sat, Nov 8
Asiana Airlines Logo
2:30 pm - 11:40 amSEA-HKG
30h 10m1 stop
Asiana Airlines Logo
1:00 pm - 12:30 pmHKG-SEA
14h 30m1 stop
$666Asiana Airlines
Find Deal
Wed, Aug 20 - Thu, Sep 11
Korean Air Logo
12:50 pm - 10:40 amSEA-HKG
30h 50m1 stop
Korean Air Logo
12:45 am - 10:40 amHKG-SEA
24h 55m1 stop
$668Korean Air
Find Deal
Thu, Sep 18 - Wed, Sep 24
Philippine Airlines Logo
11:35 pm - 10:10 amSEA-HKG
19h 35m1 stop
Philippine Airlines Logo
11:00 pm - 7:15 pmHKG-SEA
35h 15m1 stop
$670Philippine Airlines
Find Deal
Wed, Oct 1 - Sat, Oct 11
Philippine Airlines Logo
11:35 pm - 10:10 amSEA-HKG
19h 35m1 stop
Philippine Airlines Logo
10:45 pm - 6:35 pmHKG-SEA
35h 50m1 stop
$689Philippine Airlines
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Wed, Oct 22 - Sat, Nov 8
Korean Air Logo
8:55 am - 10:30 pmPDX-HKG
22h 35m2 stops
Korean Air Logo
12:20 pm - 10:39 pmHKG-PDX
25h 19m2 stops
$817Korean Air
Find Deal
Tue, Sep 9 - Thu, Sep 25

Delta flights from State of Washington to Hong Kong

Our best Delta deals on State of Washington to Hong Kong flight tickets
Delta
Sep 2
PDX7:15 amPortland
24h 15m
2 stops
HKG10:30 pmHong Kong Intl
Sep 10
HKG5:55 pmHong Kong Intl
39h 56m
2 stops
PDX6:51 pmPortland
$821
Find similar
Delta
Aug 19
PDX7:25 pmPortland
36h 05m
2 stops
HKG10:30 pmHong Kong Intl
Sep 10
HKG12:45 amHong Kong Intl
36h 57m
2 stops
PDX10:42 pmPortland
$827
Find similar
Delta
Aug 12
SEA1:20 pmSeattle/Tacoma Intl
30h 20m
1 stop
HKG10:40 amHong Kong Intl
Aug 18
HKG12:45 amHong Kong Intl
36h 27m
2 stops
SEA10:12 pmSeattle/Tacoma Intl
$864
Find similar

Air Canada flights from State of Washington to Hong Kong

Our best Air Canada deals on State of Washington to Hong Kong flight tickets
Air Canada
Aug 25
SEA7:15 pmSeattle/Tacoma Intl
29h 50m
1 stop
HKG4:05 pmHong Kong Intl
Sep 9
HKG6:00 pmHong Kong Intl
15h 36m
1 stop
SEA6:36 pmSeattle/Tacoma Intl
$592
Find similar
Air Canada
Sep 17
SEA7:15 pmSeattle/Tacoma Intl
29h 50m
1 stop
HKG4:05 pmHong Kong Intl
Oct 1
HKG6:00 pmHong Kong Intl
30h 21m
1 stop
SEA9:21 amSeattle/Tacoma Intl
$593
Find similar
Air Canada
Sep 2
SEA7:15 pmSeattle/Tacoma Intl
29h 50m
1 stop
HKG4:05 pmHong Kong Intl
Sep 11
HKG9:30 amHong Kong Intl
19h 46m
2 stops
SEA2:16 pmSeattle/Tacoma Intl
$597
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington 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 August 7, 2025.
Use the filters below to find and compare flights from Washington to Hong Kong that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 8/25

7:15 pm-4:05 pm

1 stop29h 50m

Hong Kong Intl

Tue 9/9

6:00 pm-6:36 pm

1 stop15h 36m

$592

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Wed 9/17

7:15 pm-4:05 pm

1 stop29h 50m

Hong Kong Intl

Wed 10/1

6:00 pm-9:21 am

1 stop30h 21m

$593

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Wed 10/29

10:05 am-10:50 pm

2 stops21h 45m

Hong Kong Intl

Tue 2/3

10:30 am-2:26 pm

2 stops19h 56m

$623

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Thu 9/4

1:30 pm-9:10 pm

1 stop16h 40m

Hong Kong Intl

Wed 9/10

1:20 am-10:25 am

1 stop24h 05m

$631

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Tue 11/4

12:10 am-11:50 am

1 stop19h 40m

Hong Kong Intl

Sat 11/8

1:15 pm-1:55 pm

1 stop16h 40m

$658

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Wed 8/20

2:30 pm-11:40 am

1 stop30h 10m

Hong Kong Intl

Thu 9/11

1:00 pm-12:30 pm

1 stop14h 30m

$666

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Thu 9/18

12:50 pm-10:40 am

1 stop30h 50m

Hong Kong Intl

Wed 9/24

12:45 am-10:40 am

1 stop24h 55m

$668

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Wed 10/1

11:35 pm-10:10 am

1 stop19h 35m

Hong Kong Intl

Sat 10/11

11:00 pm-7:15 pm

1 stop35h 15m

$670

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Wed 10/22

11:35 pm-10:10 am

1 stop19h 35m

Hong Kong Intl

Sat 11/8

10:45 pm-6:35 pm

1 stop35h 50m

$689

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 9/9

8:55 am-10:30 pm

2 stops22h 35m

Hong Kong Intl

Thu 9/25

12:20 pm-10:39 pm

2 stops25h 19m

$817

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 State of Washington 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 State of Washington, with most prices found around $726. The month of April is another great option to travel to Hong Kong, with average flight prices from State of Washington averaging around $795.

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

The cheapest day to depart from State of Washington 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 State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to Hong Kong for around $870 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hong Kong from State of Washington for as low as $806 on momondo.

Cheap State of Washington to Hong Kong flight deals and tips

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

Best Price Found

$282

Fastest flight time

16h 35m

Direct flights

None

Airports in Hong Kong

1 airport
The best one-way flight to Hong Kong from State of Washington in the past 72 hours is $282. The best round-trip flight deal from State of Washington to Hong Kong found on momondo in the last 72 hours is $592.
The fastest flight from State of Washington to Hong Kong takes 16h 35m
There are no direct flights from State of Washington to Hong Kong. Popular non-direct routes for this connection are Portland Airport - Hong Kong Intl Airport and Seattle/Tacoma Intl Airport - Hong Kong Intl Airport.
There is 1 airport near Hong Kong: Hong Kong Intl (HKG)
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  • When did momondo last update prices for flights from Washington to Hong Kong?

    Prices for flights from Washington to Hong Kong were last updated today.

  • How many operators does momondo search for flights from Washington to Hong Kong?

  • How old do you have to be to fly from Washington to Hong Kong?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington 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.

Best airlines flying from State of Washington to Hong Kong

Compare and see reviews for airlines that fly from State of Washington to Hong Kong with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $552Free CancellationRating
7.1
9,893 reviews
Search Air Canada flights
Japan AirlinesPriceFrom $570Free CancellationRating
8.3
1,545 reviews
Search Japan Airlines flights
Asiana AirlinesPriceFrom $664Free CancellationRating
8.2
470 reviews
Search Asiana Airlines flights
Philippine AirlinesPriceFrom $665Free CancellationRating
7.2
894 reviews
Search Philippine Airlines flights
ANAPriceFrom $674Free CancellationRating
8.4
926 reviews
Search ANA flights
Korean AirPriceFrom $684Free CancellationRating
8.4
1,121 reviews
Search Korean Air flights
United AirlinesPriceFrom $761Free CancellationRating
7.4
8,917 reviews
Search United Airlines flights
DeltaPriceFrom $774Free CancellationRating
8.0
7,985 reviews
Search Delta flights
China AirlinesPriceFrom $776Free CancellationRating
8.3
760 reviews
Search China Airlines flights
Cathay PacificPriceFrom $806Free CancellationRating
7.6
956 reviews
Search Cathay Pacific flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington to Hong Kong. momondo saves you time and could save you money on your trip.

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

Flights from Washington to Hong Kong with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Hong Kong from Washington.

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

Of course. momondo tracks the price of Washington to Hong Kong flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Hong Kong trip

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