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Cheap flights from Washington to Hong Kong from $302

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 11/23. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
ANA Logo
6:00 am - 5:45 amPDX-HKG
31h 45m2 stops
ANA Logo
12:05 am - 6:48 pmHKG-PDX
34h 43m2 stops
$582ANA
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Tue, Dec 2 - Wed, Jan 28
ANA Logo
7:45 am - 10:50 pmPDX-HKG
23h 05m2 stops
ANA Logo
12:05 am - 2:55 pmHKG-PDX
30h 50m2 stops
$585ANA
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Wed, Jan 7 - Mon, Jan 26
United Airlines Logo
5:45 am - 7:20 pmPDX-HKG
21h 35m1 stop
United Airlines Logo
10:35 am - 6:45 pmHKG-PDX
23h 10m1 stop
$590United Airlines
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Mon, Mar 2 - Thu, Mar 12
Air Canada Logo
7:38 pm - 6:40 pmPDX-HKG
55h 02m2 stops
Air Canada Logo
8:25 pm - 9:15 amHKG-PDX
28h 50m1 stop
$591Air Canada
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Sat, Nov 22 - Tue, Dec 9
United Airlines Logo
7:30 pm - 7:15 pmPDX-HKG
32h 45m2 stops
United Airlines Logo
12:40 pm - 6:31 pmHKG-PDX
20h 51m2 stops
$594United Airlines
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Mon, Mar 16 - Tue, Apr 14
Air Canada Logo
7:38 pm - 6:40 pmPDX-HKG
55h 02m2 stops
Air Canada Logo
8:25 pm - 11:03 amHKG-PDX
54h 38m2 stops
$602Air Canada
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Sat, Nov 22 - Mon, Dec 8
Philippine Airlines Logo
11:55 pm - 10:10 amSEA-HKG
19h 15m1 stop
Philippine Airlines Logo
1:20 pm - 7:35 pmHKG-SEA
21h 15m1 stop
$685Philippine Airlines
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Fri, May 1 - Wed, May 6
Asiana Airlines Logo
12:10 am - 12:00 pmSEA-HKG
20h 50m1 stop
Asiana Airlines Logo
1:00 pm - 2:55 pmHKG-SEA
16h 55m1 stop
$686Asiana Airlines
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Mon, Mar 16 - Tue, Apr 28
Philippine Airlines Logo
9:30 pm - 5:55 pmSEA-HKG
28h 25m1 stop
Philippine Airlines Logo
6:55 pm - 6:40 pmHKG-SEA
15h 45m1 stop
$687Philippine Airlines
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Fri, Nov 28 - Fri, Dec 5
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
$688Asiana Airlines
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Mon, Jan 5 - Wed, Jan 21

United Airlines flights from State of Washington to Hong Kong

Our best United Airlines deals on State of Washington to Hong Kong flight tickets
United Airlines
Mar 2
PDX5:45 amPortland
21h 35m
1 stop
HKG7:20 pmHong Kong Intl
Mar 12
HKG10:35 amHong Kong Intl
23h 10m
1 stop
PDX6:45 pmPortland
$590
Find similar
United Airlines
Mar 16
PDX7:30 pmPortland
32h 45m
2 stops
HKG7:15 pmHong Kong Intl
Apr 14
HKG12:40 pmHong Kong Intl
20h 51m
2 stops
PDX6:31 pmPortland
$594
Find similar
United Airlines
Dec 7
PDX10:10 amPortland
41h 05m
2 stops
HKG7:15 pmHong Kong Intl
Feb 1
HKG2:20 pmHong Kong Intl
38h 13m
2 stops
PDX12:33 pmPortland
$595
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Asiana Airlines flights from State of Washington to Hong Kong

Our best Asiana Airlines deals on State of Washington to Hong Kong flight tickets
Asiana Airlines
Mar 16
SEA12:10 amSeattle/Tacoma Intl
20h 50m
1 stop
HKG12:00 pmHong Kong Intl
Apr 28
HKG1:00 pmHong Kong Intl
16h 55m
1 stop
SEA2:55 pmSeattle/Tacoma Intl
$686
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
Asiana Airlines
Feb 2
SEA12:10 amSeattle/Tacoma Intl
30h 30m
1 stop
HKG10:40 pmHong Kong Intl
Mar 4
HKG1:10 pmHong Kong Intl
16h 45m
1 stop
SEA1:55 pmSeattle/Tacoma Intl
$690
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 November 6, 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

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 12/2

6:00 am-5:45 am

2 stops31h 45m

Hong Kong Intl

Wed 1/28

12:05 am-6:48 pm

2 stops34h 43m

$582

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Wed 1/7

7:45 am-10:50 pm

2 stops23h 05m

Hong Kong Intl

Mon 1/26

12:05 am-2:55 pm

2 stops30h 50m

$585

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Mon 3/2

5:45 am-7:20 pm

1 stop21h 35m

Hong Kong Intl

Thu 3/12

10:35 am-6:45 pm

1 stop23h 10m

$590

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Sat 11/22

7:38 pm-6:40 pm

2 stops55h 02m

Hong Kong Intl

Tue 12/9

8:25 pm-9:15 am

1 stop28h 50m

$591

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Mon 3/16

7:30 pm-7:15 pm

2 stops32h 45m

Hong Kong Intl

Tue 4/14

12:40 pm-6:31 pm

2 stops20h 51m

$594

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Sat 11/22

7:38 pm-6:40 pm

2 stops55h 02m

Hong Kong Intl

Mon 12/8

8:25 pm-11:03 am

2 stops54h 38m

$602

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Fri 5/1

11:55 pm-10:10 am

1 stop19h 15m

Hong Kong Intl

Wed 5/6

1:20 pm-7:35 pm

1 stop21h 15m

$685

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 3/16

12:10 am-12:00 pm

1 stop20h 50m

Hong Kong Intl

Tue 4/28

1:00 pm-2:55 pm

1 stop16h 55m

$686

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Fri 11/28

9:30 pm-5:55 pm

1 stop28h 25m

Hong Kong Intl

Fri 12/5

6:55 pm-6:40 pm

1 stop15h 45m

$687

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 1/5

12:10 am-10:40 pm

1 stop30h 30m

Hong Kong Intl

Wed 1/21

1:10 pm-1:55 pm

1 stop16h 45m

$688

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 $779. The month of August is another great option to travel to Hong Kong, with average flight prices from State of Washington averaging around $785.

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 Wednesday. Travelers who choose to depart for Hong Kong on a Wednesday will often find tickets for as low as $799. The most expensive day to fly to Hong Kong is Sunday, with ticket prices averaging around $1,008.

What is the cheapest Washington to Hong Kong flight route?

Fly from Seattle/Tacoma Intl to Hong Kong Intl for the best Washington - 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 State of Washington 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 State of Washington for as low as $725 on momondo.

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

There are 2 cabin classes available to choose from on Washington to Hong Kong 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 State of Washington to Hong Kong flights?

You could potentially save up to 4% on your flight if you consider stops on a State of Washington to Hong Kong flight.

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

$762

Fastest flight time

13h 55m

Direct flights

Tue, Wed, Thu, Fri and Sun

Airports in Hong Kong

1 airport
The best flight deal from State of Washington to Hong Kong found on momondo in the last 72 hours is $762
The fastest flight from State of Washington to Hong Kong takes 13h 55m
Direct flights go from State of Washington to Hong Kong on Tuesday, Wednesday, Thursday, Friday and Sunday. There are no airlines offering direct flights.
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.

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

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 $498Free CancellationRating
7.1
10,416 reviews
Search Air Canada flights
Japan AirlinesPriceFrom $569Free CancellationRating
8.3
1,604 reviews
Search Japan Airlines flights
Philippine AirlinesPriceFrom $603Free CancellationRating
7.3
932 reviews
Search Philippine Airlines flights
Asiana AirlinesPriceFrom $661Free CancellationRating
8.2
485 reviews
Search Asiana Airlines flights
ANAPriceFrom $674Free CancellationRating
8.4
1,003 reviews
Search ANA flights
Korean AirPriceFrom $677Free CancellationRating
8.4
1,160 reviews
Search Korean Air flights
United AirlinesPriceFrom $707Free CancellationRating
7.4
9,007 reviews
Search United Airlines flights
DeltaPriceFrom $724Free CancellationRating
7.9
8,001 reviews
Search Delta flights
China AirlinesPriceFrom $759Free CancellationRating
8.3
778 reviews
Search China Airlines flights
Cathay PacificPriceFrom $853Free CancellationRating
7.6
1,055 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.

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