How many flights depart from Hong Kong to State of Washington on average per week?

The number of flights available between Hong Kong and State of Washington is 15 per week as of July 2026. The most frequent departure day is Mon, with 20% of weekly flights leaving on this day.

How many flights depart from Hong Kong to State of Washington on average per day?

As of July 2026, there are 2 flights per day flying from Hong Kong to State of Washington. The most common time of day flights depart is 1:00PM, with 100% of flights taking off in the afternoon.

What is the cheapest airline that flies from Hong Kong Intl to Washington?

STARLUX Airlines, Delta, and Korean Air are the most popular carriers operating from Hong Kong Intl to Washington

What airlines fly to State of Washington?

EVA Air, Cathay Pacific and Philippine Airlines are the top three most popular airlines that fly to State of Washington from Hong Kong according to our data. EVA Air is the first choice among our users, with 45% of people opting to fly with this airline when traveling to State of Washington. Keep in mind that there are 8 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

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?

As of July 2026, there are 8 operators available to choose from 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.

$397 Cheap Flights from Hong Kong to Washington in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Hong Kong to Washington

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:45 am - 10:47 pm

HKG

SEA

28h 02m

1 stop

3:00 pm - 5:15 am

SEA

HKG

23h 15m

1 stop

$502Air Canada

Sat, Sep 12 - Sat, Sep 19

7:45 pm - 10:42 pm

HKG

SEA

41h 57m

2 stops

3:15 pm - 5:10 am

SEA

HKG

21h 55m

1 stop

$505Multiple Airlines

Sat, Oct 3 - Wed, Jan 20

12:55 am - 6:22 pm

HKG

SEA

33h 27m

2 stops

8:15 am - 5:10 am

SEA

HKG

28h 55m

1 stop

$508Air Canada

Mon, Nov 16 - Wed, Jan 20

12:45 am - 10:47 pm

HKG

SEA

37h 02m

2 stops

5:50 am - 11:30 pm

SEA

HKG

26h 40m

2 stops

$515Multiple Airlines

Tue, Sep 15 - Mon, Sep 21

1:40 am - 2:22 pm

HKG

SEA

27h 42m

2 stops

7:05 pm - 5:10 am

SEA

HKG

18h 05m

1 stop

$571Asiana Airlines

Wed, Oct 14 - Thu, Jan 21

9:45 am - 2:22 pm

HKG

SEA

19h 37m

1 stop

7:05 pm - 5:10 am

SEA

HKG

18h 05m

1 stop

$573EVA Air

Fri, Oct 16 - Thu, Jan 21

11:45 am - 2:17 pm

HKG

SEA

17h 32m

1 stop

4:35 pm - 5:00 am

SEA

HKG

21h 25m

2 stops

$592United Airlines

Wed, Oct 14 - Wed, Oct 14

11:45 am - 2:17 pm

HKG

SEA

17h 32m

1 stop

4:35 pm - 5:40 am

SEA

HKG

22h 05m

1 stop

$592United Airlines

Wed, Oct 14 - Wed, Oct 14

7:40 pm - 5:30 pm

HKG

SEA

13h 50m

1 stop

1:30 am - 2:25 pm

SEA

HKG

21h 55m

1 stop

$702EVA Air

Sat, Jan 23 - Sun, May 30

1:40 am - 3:15 pm

HKG

SEA

28h 35m

1 stop

12:10 am - 11:40 am

SEA

HKG

20h 30m

1 stop

$760Asiana Airlines

Wed, Sep 23 - Fri, Oct 2

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Air Canada flights from Hong Kong to State of Washington

Our best Air Canada deals on Hong Kong to State of Washington flight tickets

Air Canada

Sep 12

HKG9:45 amHong Kong Intl

28h 02m

1 stop

SEA10:47 pmSeattle/Tacoma Intl

Sep 19

SEA3:00 pmSeattle/Tacoma Intl

23h 15m

1 stop

HKG5:15 amHong Kong Intl

$502

Air Canada

Nov 16

HKG12:55 amHong Kong Intl

33h 27m

2 stops

SEA6:22 pmSeattle/Tacoma Intl

Jan 20

SEA8:15 amSeattle/Tacoma Intl

28h 55m

1 stop

HKG5:10 amHong Kong Intl

$508

Air Canada

Nov 30

HKG12:55 amHong Kong Intl

48h 32m

2 stops

SEA9:27 amSeattle/Tacoma Intl

Jan 11

SEA7:05 pmSeattle/Tacoma Intl

18h 05m

1 stop

HKG5:10 amHong Kong Intl

$512

United Airlines flights from Hong Kong to State of Washington

Our best United Airlines deals on Hong Kong to State of Washington flight tickets

United Airlines

Oct 14

HKG11:45 amHong Kong Intl

17h 32m

1 stop

SEA2:17 pmSeattle/Tacoma Intl

Oct 14

SEA4:35 pmSeattle/Tacoma Intl

21h 25m

2 stops

HKG5:00 amHong Kong Intl

$592

United Airlines

Sep 10

HKG12:40 pmHong Kong Intl

21h 34m

1 stop

SEA7:14 pmSeattle/Tacoma Intl

Nov 10

SEA7:35 pmSeattle/Tacoma Intl

31h 45m

1 stop

HKG7:20 pmHong Kong Intl

$597

United Airlines

Oct 16

HKG12:40 pmHong Kong Intl

18h 10m

1 stop

SEA3:50 pmSeattle/Tacoma Intl

Oct 19

SEA1:20 pmSeattle/Tacoma Intl

24h 40m

1 stop

HKG5:00 amHong Kong Intl

$607

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Sat 9/12

9:45 am-10:47 pm

1 stop28h 02m

Seattle/Tacoma Intl

Sat 9/19

3:00 pm-5:15 am

1 stop23h 15m

$502

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Sat 10/3

7:45 pm-10:42 pm

2 stops41h 57m

Seattle/Tacoma Intl

Wed 1/20

3:15 pm-5:10 am

1 stop21h 55m

$505

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Mon 11/16

12:55 am-6:22 pm

2 stops33h 27m

Seattle/Tacoma Intl

Wed 1/20

8:15 am-5:10 am

1 stop28h 55m

$508

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Tue 9/15

12:45 am-10:47 pm

2 stops37h 02m

Seattle/Tacoma Intl

Mon 9/21

5:50 am-11:30 pm

2 stops26h 40m

$515

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Wed 10/14

1:40 am-2:22 pm

2 stops27h 42m

Seattle/Tacoma Intl

Thu 1/21

7:05 pm-5:10 am

1 stop18h 05m

$571

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Fri 10/16

9:45 am-2:22 pm

1 stop19h 37m

Seattle/Tacoma Intl

Thu 1/21

7:05 pm-5:10 am

1 stop18h 05m

$573

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Wed 10/14

11:45 am-2:17 pm

1 stop17h 32m

Seattle/Tacoma Intl

Wed 10/14

4:35 pm-5:00 am

2 stops21h 25m

$592

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Wed 10/14

11:45 am-2:17 pm

1 stop17h 32m

Seattle/Tacoma Intl

Wed 10/14

4:35 pm-5:40 am

1 stop22h 05m

$592

Quickest round-trip

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Sat 1/23

7:40 pm-5:30 pm

1 stop13h 50m

Seattle/Tacoma Intl

Sun 5/30

1:30 am-2:25 pm

1 stop21h 55m

$702

Hong KongSeattle

HKG - SEA

HKGSEA

Hong Kong Intl

Wed 9/23

1:40 am-3:15 pm

1 stop28h 35m

Seattle/Tacoma Intl

Fri 10/2

12:10 am-11:40 am

1 stop20h 30m

$760

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

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 $663.

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 Thursday. Travelers who choose to depart for State of Washington on a Thursday will often find tickets for as low as $1,094. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Hong Kong to State of Washington for around $1,251.

What is the cheapest Hong Kong Intl to Washington flight route?

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

How far in advance should I book a flight from Hong Kong to 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 $781 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 $629 on momondo.

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

There are 2 cabin classes available to choose from on Hong Kong to State of 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 35% 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

Frequently asked questions about flying from Hong Kong to Washington

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?
As of July 2026, there are 8 operators available to choose from 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.
What is the most popular plane model from Hong Kong to State of Washington?
Based on momondo bookings for flights between Hong Kong and State of Washington, the leading plane model is Airbus A350-900, making up 77.50% of the total bookings. Other popular models include Boeing 777-300ER with 7.50%, Airbus A330-300 with 7.50%, and Airbus A350-1000 with 5.00%.

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
Philippine Airlines	PriceFrom $531	Free Cancellation	Rating 7.3 1,011 reviews	Search Philippine Airlines flights
Delta	PriceFrom $552	Free Cancellation	Rating 7.8 8,494 reviews	Search Delta flights
United Airlines	PriceFrom $577	Free Cancellation	Rating 7.4 10,052 reviews	Search United Airlines flights
China Airlines	PriceFrom $605	Free Cancellation	Rating 8.3 838 reviews	Search China Airlines flights
Asiana Airlines	PriceFrom $632	Free Cancellation	Rating 8.1 555 reviews	Search Asiana Airlines flights
Air Canada	PriceFrom $641	Free Cancellation	Rating 7.1 11,405 reviews	Search Air Canada flights
EVA Air	PriceFrom $642	Free Cancellation	Rating 8.5 1,506 reviews	Search EVA Air flights
Cathay Pacific	PriceFrom $671	Free Cancellation	Rating 7.6 1,433 reviews	Search Cathay Pacific 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.