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Cheap flights from Hong Kong to Washington from $381

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Hong Kong to Washington departing on 9/14. 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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Find the cheapest flights from Hong Kong to Washington

Cheap round-trip flights

Logo
12:45 am - 12:30 pmHKG-SEA
26h 45m1 stop
Logo
2:15 pm - 10:40 amSEA-HKG
29h 25m1 stop
$601
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Sat, Sep 6 - Sun, Sep 21
Logo
6:10 pm - 1:55 pmHKG-SEA
35h 45m1 stop
Logo
12:10 am - 11:20 amSEA-HKG
19h 10m1 stop
$607
Find Deal
Sat, Jan 10 - Thu, Jan 22
China Airlines Logo
2:00 pm - 7:20 pmHKG-SEA
20h 20m1 stop
China Airlines Logo
1:10 am - 9:15 amSEA-HKG
17h 05m1 stop
$650China Airlines
Find Deal
Sat, Sep 20 - Sat, Oct 4
Asiana Airlines Logo
1:00 pm - 12:30 pmHKG-SEA
14h 30m1 stop
Asiana Airlines Logo
2:15 pm - 11:40 amSEA-HKG
30h 25m1 stop
$664Asiana Airlines
Find Deal
Thu, Sep 18 - Mon, Sep 22
China Airlines Logo
8:10 am - 7:20 pmHKG-SEA
26h 10m1 stop
China Airlines Logo
1:10 am - 8:05 pmSEA-HKG
27h 55m1 stop
$683China Airlines
Find Deal
Sat, Sep 20 - Thu, Oct 2
Asiana Airlines Logo
12:30 am - 1:55 pmHKG-SEA
29h 25m1 stop
Asiana Airlines Logo
12:10 am - 10:30 pmSEA-HKG
30h 20m1 stop
$715Asiana Airlines
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Tue, Dec 23 - Fri, Jan 16
EVA Air Logo
1:30 pm - 7:30 pmHKG-SEA
21h 00m1 stop
EVA Air Logo
12:10 am - 10:05 amSEA-HKG
17h 55m1 stop
$718EVA Air
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Mon, Sep 1 - Mon, Jan 19
EVA Air Logo
9:45 pm - 6:50 pmHKG-SEA
36h 05m1 stop
EVA Air Logo
1:30 am - 8:50 amSEA-HKG
16h 20m1 stop
$727EVA Air
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Fri, Oct 3 - Thu, Oct 9
United Airlines Logo
11:15 am - 1:28 pmHKG-SEA
17h 13m1 stop
United Airlines Logo
6:25 am - 6:55 pmSEA-HKG
21h 30m2 stops
$758United Airlines
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Sun, Sep 7 - Sun, Sep 21
United Airlines Logo
11:15 am - 1:28 pmHKG-SEA
17h 13m1 stop
United Airlines Logo
6:25 am - 5:00 amSEA-HKG
31h 35m2 stops
$760United Airlines
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Thu, Sep 18 - Mon, Sep 22

STARLUX Airlines flights from Hong Kong to State of Washington

Our best STARLUX Airlines deals on Hong Kong to State of Washington flight tickets
STARLUX Airlines
Sep 7
HKG11:20 amHong Kong Intl
19h 50m
1 stop
SEA4:10 pmSeattle/Tacoma Intl
Sep 20
SEA1:15 amSeattle/Tacoma Intl
17h 40m
1 stop
HKG9:55 amHong Kong Intl
$639
Find similar
STARLUX Airlines
Sep 11
HKG11:20 amHong Kong Intl
19h 50m
1 stop
SEA4:10 pmSeattle/Tacoma Intl
Sep 17
SEA1:15 amSeattle/Tacoma Intl
17h 40m
1 stop
HKG9:55 amHong Kong Intl
$645
Find similar
STARLUX Airlines
Sep 11
HKG11:20 amHong Kong Intl
19h 50m
1 stop
SEA4:10 pmSeattle/Tacoma Intl
Sep 17
SEA1:15 amSeattle/Tacoma Intl
17h 40m
1 stop
HKG9:55 amHong Kong Intl
$653
Find similar

EVA Air flights from Hong Kong to State of Washington

Our best EVA Air deals on Hong Kong to State of Washington flight tickets
EVA Air
Sep 1
HKG1:30 pmHong Kong Intl
21h 00m
1 stop
SEA7:30 pmSeattle/Tacoma Intl
Jan 19
SEA12:10 amSeattle/Tacoma Intl
17h 55m
1 stop
HKG10:05 amHong Kong Intl
$718
Find similar
EVA Air
Oct 3
HKG9:45 pmHong Kong Intl
36h 05m
1 stop
SEA6:50 pmSeattle/Tacoma Intl
Oct 9
SEA1:30 amSeattle/Tacoma Intl
16h 20m
1 stop
HKG8:50 amHong Kong Intl
$727
Find similar
EVA Air
Dec 24
HKG1:30 pmHong Kong Intl
20h 40m
1 stop
SEA6:10 pmSeattle/Tacoma Intl
Jan 17
SEA11:30 pmSeattle/Tacoma Intl
20h 20m
1 stop
HKG11:50 amHong Kong Intl
$730
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Hong Kong to State of Washington 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 July 29, 2025.
Use the filters below to find and compare flights from Hong Kong to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Sat 9/6

12:45 am-12:30 pm

1 stop26h 45m

Seattle/Tacoma Intl

Sun 9/21

2:15 pm-10:40 am

1 stop29h 25m

$601

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Sat 1/10

6:10 pm-1:55 pm

1 stop35h 45m

Seattle/Tacoma Intl

Thu 1/22

12:10 am-11:20 am

1 stop19h 10m

$607

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Sat 9/20

2:00 pm-7:20 pm

1 stop20h 20m

Seattle/Tacoma Intl

Sat 10/4

1:10 am-9:15 am

1 stop17h 05m

$650

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Thu 9/18

1:00 pm-12:30 pm

1 stop14h 30m

Seattle/Tacoma Intl

Mon 9/22

2:15 pm-11:40 am

1 stop30h 25m

$664

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Sat 9/20

8:10 am-7:20 pm

1 stop26h 10m

Seattle/Tacoma Intl

Thu 10/2

1:10 am-8:05 pm

1 stop27h 55m

$683

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Tue 12/23

12:30 am-1:55 pm

1 stop29h 25m

Seattle/Tacoma Intl

Fri 1/16

12:10 am-10:30 pm

1 stop30h 20m

$715

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Mon 9/1

1:30 pm-7:30 pm

1 stop21h 00m

Seattle/Tacoma Intl

Mon 1/19

12:10 am-10:05 am

1 stop17h 55m

$718

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Fri 10/3

9:45 pm-6:50 pm

1 stop36h 05m

Seattle/Tacoma Intl

Thu 10/9

1:30 am-8:50 am

1 stop16h 20m

$727

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Sun 9/7

11:15 am-1:28 pm

1 stop17h 13m

Seattle/Tacoma Intl

Sun 9/21

6:25 am-6:55 pm

2 stops21h 30m

$758

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Thu 9/18

11:15 am-1:28 pm

1 stop17h 13m

Seattle/Tacoma Intl

Mon 9/22

6:25 am-5:00 am

2 stops31h 35m

$760

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 Washington from

How to get the cheapest flight ticket from Hong Kong to State of Washington

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 State of Washington?

The month of May is, on average, the cheapest month to fly to State of Washington from Hong Kong, with most prices found around $792. If you aren’t able to travel to State of Washington during the month of May, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $793.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Hong Kong to State of Washington is on a Monday. Travelers who choose to depart for State of Washington on a Monday will often find tickets for as low as $989. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Hong Kong to State of Washington for around $1,133.

How far in advance should I book a flight to State of Washington?

You are more likely to see cheaper flights to State of Washington from Hong Kong when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $950 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Hong Kong for as low as $777 on momondo.

Can stopping save me money on Hong Kong to State of Washington flights?

You could potentially save up to 55% on your flight if you consider stops on a Hong Kong to State of Washington flight.

Cheap Hong Kong to State of Washington flight deals and tips

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

Best Price Found

$381

Fastest flight time

14h 05m

Direct flights

None

Airports in State of Washington

2 airports
The best one-way flight to State of Washington from Hong Kong in the past 72 hours is $381. The best round-trip flight deal from Hong Kong to State of Washington found on momondo in the last 72 hours is $601.
The fastest flight from Hong Kong to State of Washington takes 14h 05m
There are no direct flights from Hong Kong to State of Washington. Popular non-direct routes for this connection are Hong Kong Intl Airport - Seattle/Tacoma Intl Airport and Hong Kong Intl Airport - Portland Airport.
There are 2 airports near State of Washington: Portland (PDX), Seattle/Tacoma Intl (SEA)
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  • When did momondo last update prices for flights from Hong Kong Intl Airport to Washington?

    Prices for flights from Hong Kong Intl Airport to Washington are updated daily.

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

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

    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 Hong Kong Intl Airport to Washington.

  • What documentation or ID do you need to fly to Washington?

    The required travel and health documents for your Washington trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Hong Kong to State of Washington

Compare and see reviews for airlines that fly from Hong Kong to State of Washington with momondo
Airline
Rating
Free Cancellation
Price
Asiana AirlinesPriceFrom $665Free CancellationRating
8.2
465 reviews
Search Asiana Airlines flights
China AirlinesPriceFrom $683Free CancellationRating
8.3
754 reviews
Search China Airlines flights
EVA AirPriceFrom $796Free CancellationRating
8.4
1,221 reviews
Search EVA Air flights
United AirlinesPriceFrom $829Free CancellationRating
7.4
8,896 reviews
Search United Airlines flights

Why use momondo?

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

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 Hong Kong to Washington for you.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Hong Kong to Washington.

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

If you are not ready to book a flight from Hong Kong to Washington now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington and let you know when they change.

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