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Cheap flights from Hong Kong to Washington from $357

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 3/2. 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

Recent round-trip flight deals from Hong Kong to Washington

Enter your travel dates to find the best prices.
Philippine Airlines Logo
11:30 am - 8:05 pm
HKG
-
SEA
23h 35m1 stop
Philippine Airlines Logo
11:10 pm - 10:05 am
SEA
-
HKG
19h 55m1 stop
$607Philippine Airlines
Wed, Jun 10 - Tue, Jun 30
Philippine Airlines Logo
1:40 pm - 8:05 pm
HKG
-
SEA
21h 25m1 stop
Philippine Airlines Logo
11:10 pm - 12:35 pm
SEA
-
HKG
22h 25m1 stop
$615Philippine Airlines
Tue, Apr 28 - Thu, May 21
Philippine Airlines Logo
11:30 am - 8:05 pm
HKG
-
SEA
23h 35m1 stop
Philippine Airlines Logo
11:10 pm - 12:35 pm
SEA
-
HKG
22h 25m1 stop
$616Philippine Airlines
Tue, Jun 30 - Wed, Jul 29
Philippine Airlines Logo
11:15 am - 6:40 pm
HKG
-
SEA
23h 25m1 stop
Philippine Airlines Logo
9:30 pm - 12:30 pm
SEA
-
HKG
23h 00m1 stop
$617Philippine Airlines
Fri, Feb 13 - Wed, Mar 4
Hainan Airlines Logo
8:55 pm - 8:00 am
HKG
-
SEA
27h 05m1 stop
Hainan Airlines Logo
10:00 am - 12:10 am
SEA
-
HKG
22h 10m1 stop
$626Hainan Airlines
Mon, Feb 2 - Tue, Feb 17
Delta Logo
12:45 am - 1:11 pm
HKG
-
SEA
27h 26m1 stop
Delta Logo
6:55 pm - 5:00 am
SEA
-
HKG
19h 05m1 stop
$638Delta
Sat, May 30 - Mon, Sep 7
EVA Air Logo
9:10 pm - 10:56 am
HKG
-
PDX
29h 46m2 stops
EVA Air Logo
5:50 pm - 9:00 am
PDX
-
HKG
23h 10m2 stops
$867EVA Air
Sun, Mar 1 - Sat, Mar 7
Delta Logo
12:55 am - 12:17 am
HKG
-
PDX
39h 22m2 stops
Delta Logo
1:00 pm - 5:00 am
PDX
-
HKG
25h 00m1 stop
$876Delta
Mon, Feb 2 - Wed, Jul 22
United Airlines Logo
10:30 pm - 10:44 am
HKG
-
GEG
28h 14m1 stop
United Airlines Logo
12:24 pm - 7:20 pm
GEG
-
HKG
38h 56m1 stop
$1,439United Airlines
Thu, Jan 22 - Sun, Jan 25
United Airlines Logo
9:45 pm - 11:43 am
HKG
-
GEG
28h 58m2 stops
United Airlines Logo
7:00 am - 5:00 am
GEG
-
HKG
31h 00m1 stop
$1,516United Airlines
Wed, Apr 22 - Sat, Apr 25

China Airlines flights from Hong Kong to State of Washington

Our best China Airlines deals on Hong Kong to State of Washington flight tickets
China Airlines
Feb 3
HKG8:05 pmHong Kong Intl
14h 05m
1 stop
SEA6:10 pmSeattle/Tacoma Intl
Feb 9
SEA12:10 amSeattle/Tacoma Intl
17h 05m
1 stop
HKG9:15 amHong Kong Intl
$659
China Airlines
Feb 9
HKG5:35 pmHong Kong Intl
16h 35m
1 stop
SEA6:10 pmSeattle/Tacoma Intl
Mar 1
SEA12:10 amSeattle/Tacoma Intl
18h 15m
1 stop
HKG10:25 amHong Kong Intl
$664
China Airlines
Feb 26
HKG11:25 amHong Kong Intl
22h 45m
1 stop
SEA6:10 pmSeattle/Tacoma Intl
Mar 10
SEA1:10 amSeattle/Tacoma Intl
17h 05m
1 stop
HKG9:15 amHong Kong Intl
$688

Philippine Airlines flights from Hong Kong to State of Washington

Our best Philippine Airlines deals on Hong Kong to State of Washington flight tickets
Philippine Airlines
Jun 10
HKG11:30 amHong Kong Intl
23h 35m
1 stop
SEA8:05 pmSeattle/Tacoma Intl
Jun 30
SEA11:10 pmSeattle/Tacoma Intl
19h 55m
1 stop
HKG10:05 amHong Kong Intl
$607
Philippine Airlines
Apr 28
HKG1:40 pmHong Kong Intl
21h 25m
1 stop
SEA8:05 pmSeattle/Tacoma Intl
May 21
SEA11:10 pmSeattle/Tacoma Intl
22h 25m
1 stop
HKG12:35 pmHong Kong Intl
$615
Philippine Airlines
Jun 30
HKG11:30 amHong Kong Intl
23h 35m
1 stop
SEA8:05 pmSeattle/Tacoma Intl
Jul 29
SEA11:10 pmSeattle/Tacoma Intl
22h 25m
1 stop
HKG12:35 pmHong Kong Intl
$616

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 January 8, 2026.
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

Wed 6/10

11:30 am-8:05 pm

1 stop23h 35m

Seattle/Tacoma Intl

Tue 6/30

11:10 pm-10:05 am

1 stop19h 55m

$607

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Tue 4/28

1:40 pm-8:05 pm

1 stop21h 25m

Seattle/Tacoma Intl

Thu 5/21

11:10 pm-12:35 pm

1 stop22h 25m

$615

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Tue 6/30

11:30 am-8:05 pm

1 stop23h 35m

Seattle/Tacoma Intl

Wed 7/29

11:10 pm-12:35 pm

1 stop22h 25m

$616

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Fri 2/13

11:15 am-6:40 pm

1 stop23h 25m

Seattle/Tacoma Intl

Wed 3/4

9:30 pm-12:30 pm

1 stop23h 00m

$617

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Mon 2/2

8:55 pm-8:00 am

1 stop27h 05m

Seattle/Tacoma Intl

Tue 2/17

10:00 am-12:10 am

1 stop22h 10m

$626

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Sat 5/30

12:45 am-1:11 pm

1 stop27h 26m

Seattle/Tacoma Intl

Mon 9/7

6:55 pm-5:00 am

1 stop19h 05m

$638

Hong KongPortland

HKG - PDX

HKGPDX

Hong Kong Intl

Sun 3/1

9:10 pm-10:56 am

2 stops29h 46m

Portland

Sat 3/7

5:50 pm-9:00 am

2 stops23h 10m

$867

Hong KongPortland

HKG - PDX

HKGPDX

Hong Kong Intl

Mon 2/2

12:55 am-12:17 am

2 stops39h 22m

Portland

Wed 7/22

1:00 pm-5:00 am

1 stop25h 00m

$876

Hong KongSpokane

HKG - GEG

HKGGEG

Hong Kong Intl

Thu 1/22

10:30 pm-10:44 am

1 stop28h 14m

Spokane

Sun 1/25

12:24 pm-7:20 pm

1 stop38h 56m

$1,439

Hong KongSpokane

HKG - GEG

HKGGEG

Hong Kong Intl

Wed 4/22

9:45 pm-11:43 am

2 stops28h 58m

Spokane

Sat 4/25

7:00 am-5:00 am

1 stop31h 00m

$1,516

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 January is, on average, the cheapest month to fly to State of Washington from Hong Kong, with most prices found around $641. If you aren’t able to travel to State of Washington during the month of January, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $668.

What is the cheapest Hong Kong to Washington flight route?

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

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 $811 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 $705 on momondo.

What cabin class options are available on Hong Kong to Washington flights?

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

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

You could potentially save up to 42% 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

Fastest flight time

11h 40m

Direct flights

Tue, Wed, Thu, Fri and Sun

Airports in State of Washington

96 airports
The fastest flight from Hong Kong to State of Washington takes 11h 40m
Direct flights go from Hong Kong to State of Washington on Tuesday, Wednesday, Thursday, Friday and Sunday. The only airline offering direct flights is Cathay Pacific.
There are 96 airports in State of Washington. From Hong Kong there are direct flights to Seattle/Tacoma Intl (SEA).
Search flight deals

  • When did momondo last update prices for flights from Hong Kong to Washington?

    Prices for flights from Hong Kong to Washington refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Hong Kong 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.

  • What is the most popular plane model from Hong Kong to State of Washington?

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
China AirlinesPriceFrom $605Free CancellationRating
8.3
798 reviews
Search China Airlines flights
Asiana AirlinesPriceFrom $632Free CancellationRating
8.2
499 reviews
Search Asiana Airlines flights
EVA AirPriceFrom $723Free CancellationRating
8.4
1,314 reviews
Search EVA Air flights
United AirlinesPriceFrom $818Free CancellationRating
7.4
9,139 reviews
Search United Airlines flights
DeltaPriceFrom $834Free CancellationRating
7.9
8,027 reviews
Search Delta flights

Why use momondo?

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

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

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

All flight searches from Hong Kong to Washington on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Hong Kong and Washington by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Washington from Hong Kong are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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