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$399+ Cheap flights from Washington to Hong Kong

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/24. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HKG
Apr 6 — Apr 131
Sun 4/6
Sun 4/13
1 adult, Economy
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Cheap flight deals from Washington to Hong Kong

Keep the following information in mind while searching for Washington to Hong Kong flight deals. Data was last updated April 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$686
(Fareboom)

One-way from

$399
(Air Canada)

Popular in

June

Cheapest in

February

Average price

$871
Provider with most accurate pricing for Seattle/Tacoma Intl-Hong Kong Intl flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Hong Kong Intl flights.
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From Washington to Hong Kong
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One-way flight from Washington to Hong Kong
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Highest demand for flights based on searches. 20% potential increase in price ($266 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Washington to Hong Kong

Cheapest flights from Washington to Hong Kong
Explore the most affordable flight options available from Washington to Hong Kong. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 1, 2025.

This Fareboom deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/26:15 amPDX - HKG
1 stop18h 50mMultiple Airlines
Tue 9/236:00 pmHKG - PDX
2 stops33h 43mMultiple Airlines
Deal found 3/31$686
This Air Canada deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/167:05 pmPDX - HKG
1 stop31h 35mAir Canada
Mon 12/158:25 pmHKG - PDX
2 stops39h 40mAir Canada
Deal found 3/31$689
This oojo deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1412:50 pmSEA - HKG
1 stop30h 50mKorean Air
Wed 5/145:55 pmHKG - SEA
1 stop31h 45mKorean Air
Deal found 3/30$745
This FlightHub deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1610:25 amSEA - HKG
2 stops22h 00mMultiple Airlines
Mon 5/52:25 pmHKG - SEA
2 stops57h 53mMultiple Airlines
Deal found 3/31$753
This Cheapflightsfares deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/285:05 pmSEA - HKG
2 stops28h 25mANA
Thu 5/82:45 pmHKG - SEA
1 stop14h 40mANA
Deal found 3/31$767
This United Airlines deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/87:33 pmSEA - HKG
1 stop18h 27mUnited Airlines
Thu 4/106:55 pmHKG - SEA
1 stop17h 48mUnited Airlines
Deal found 3/30$769
This FlightHub deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/261:10 amSEA - HKG
1 stop17h 55mChina Airlines
Sun 5/255:30 pmHKG - SEA
1 stop17h 00mChina Airlines
Deal found 3/30$785
This Delta deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2712:40 pmSEA - HKG
1 stop18h 50mDelta
Wed 5/712:45 amHKG - SEA
1 stop27h 50mDelta
Deal found 3/31$788
This oojo deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/32:15 pmSEA - HKG
1 stop17h 35mAsiana Airlines
Tue 9/2312:30 amHKG - SEA
1 stop27h 00mAsiana Airlines
Deal found 3/29$812
This Justfly.com deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/45:45 amSEA - HKG
1 stop19h 20mAir Canada
Thu 9/256:00 pmHKG - SEA
1 stop15h 36mAir Canada
Deal found 3/29$814
This CheapOair deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/107:20 amSEA - HKG
2 stops27h 20mJapan Airlines
Wed 9/179:05 amHKG - SEA
2 stops22h 48mJapan Airlines
Deal found 3/31$863
This Jettzy deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/141:30 amSEA - HKG
1 stop17h 35mEVA Air
Wed 11/127:40 pmHKG - SEA
1 stop14h 30mEVA Air
Deal found 3/30$890

Cheapflights Fare Finder

Customize your flight search to find flights from 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, Cheapflights users made 2,558,603 searches. Data last updated April 1, 2025.
Use the filters below to find and compare flights from Washington to Hong Kong that are best for you.

Fly from

Washington

Fly to

Hong Kong

Route

Depart

Return

Price

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 9/2

6:15 am-4:05 pm

1 stop18h 50m

Hong Kong Intl

Tue 9/23

6:00 pm-12:43 pm

2 stops33h 43m

$686

PortlandHong Kong

PDX - HKG

PDXHKG

Portland

Tue 9/2

6:15 am-4:05 pm

1 stop18h 50m

Hong Kong Intl

Tue 9/23

6:00 pm-12:43 pm

2 stops33h 43m

$689

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 4/14

12:50 pm-10:40 am

1 stop30h 50m

Hong Kong Intl

Wed 5/14

5:55 pm-10:40 am

1 stop31h 45m

$745

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Wed 4/16

10:25 am-11:25 pm

2 stops22h 00m

Hong Kong Intl

Mon 5/5

2:25 pm-9:18 am

2 stops57h 53m

$753

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 4/28

5:05 pm-12:30 pm

2 stops28h 25m

Hong Kong Intl

Thu 5/8

2:45 pm-2:25 pm

1 stop14h 40m

$767

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Mon 4/14

3:24 pm-5:40 am

2 stops23h 16m

Hong Kong Intl

Wed 5/14

2:45 pm-2:25 pm

1 stop14h 40m

$771

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sat 4/26

1:10 am-9:15 am

1 stop17h 05m

Hong Kong Intl

Sat 5/24

8:10 pm-7:30 pm

1 stop14h 20m

$785

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Sun 4/27

12:40 pm-10:30 pm

1 stop18h 50m

Hong Kong Intl

Wed 5/7

12:45 am-1:35 pm

1 stop27h 50m

$788

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Wed 9/3

2:15 pm-10:50 pm

1 stop17h 35m

Hong Kong Intl

Tue 9/23

12:30 am-12:30 pm

1 stop27h 00m

$812

SeattleHong Kong

SEA - HKG

SEAHKG

Seattle/Tacoma Intl

Thu 9/4

5:45 am-4:05 pm

1 stop19h 20m

Hong Kong Intl

Thu 9/25

6:00 pm-6:36 pm

1 stop15h 36m

$814

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 51 results
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Best time to book a flight from Washington to Hong Kong

Have a flexible travel schedule? Discover the best time to fly to Hong Kong from Washington with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington to Hong Kong

What is the cheapest month to book a flight from State of Washington to Hong Kong?

Currently, February is the cheapest month in which you can book a flight from State of Washington to Hong Kong (average of $991). Flying from State of Washington to Hong Kong in July is currently the most expensive (average of $1,647). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WA to HK?

Find hourly flight availability from Washington to Hong Kong. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 1, 2025.

When flying from State of Washington to Hong Kong, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Hong Kong by month

Plan your trip to Hong Kong by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Hong Kong ranges from 0.8 - 15.4 inches per month. June is typically the wettest month, when rainfall can reach 15.4 in. January is typically the driest time to visit Hong Kong when rainfall is around 0.8 in.

Temperature in Hong Kong by month

Plan your trip to Hong Kong by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Hong Kong, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 60.8 F).

Reviews of airlines servicing Hong Kong

Get insights into the airlines that provide service to Hong Kong. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Hong Kong. Reviews last updated April 1, 2025.
To help decide which airline to fly from Washington to Hong Kong, see what other customers have to say about STARLUX Airlines, EVA Air and Korean Air. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
146 reviews

Boarding

9.0

Overall

9.1

Crew

9.3

Entertainment

9.0

Comfort

9.0

Food

8.9

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
STARLUX Airlines
9.1
Wonderful
146 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Boarding

9.0

Overall

9.1

Crew

9.3

Entertainment

9.0

Comfort

9.0

Food

8.9

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
EVA Air
8.4
Very good
1,170 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Boarding

9.0

Overall

9.1

Crew

9.3

Entertainment

9.0

Comfort

9.0

Food

8.9

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
Korean Air
8.4
Very good
1,051 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Boarding

9.0

Overall

9.1

Crew

9.3

Entertainment

9.0

Comfort

9.0

Food

8.9

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
Japan Airlines
8.3
Very good
1,440 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Boarding

9.0

Overall

9.1

Crew

9.3

Entertainment

9.0

Comfort

9.0

Food

8.9

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
ANA
8.3
Very good
831 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Boarding

9.0

Overall

9.1

Crew

9.3

Entertainment

9.0

Comfort

9.0

Food

8.9

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

Related info for your journey

Find useful and relevant information for your journey from Washington to Hong Kong. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from State of Washington to Hong Kong one-way?

    For one-way options, check prices for Air Canada. According to our data, you can fly for as low as $399. Users have also found prices from $428 and $444 on United Airlines and China Airlines, respectively.

  • Can I find deals for flights from Washington to Hong Kong that include hotel bookings?

    Yes. In addition to deals on Washington to Hong Kong flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Hong Kong?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Hong Kong.

  • Can I find deals for business class flights from Washington to Hong Kong?

    Yes. Cheapflights offers flight deals from Washington to Hong Kong by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from State of Washington to Hong Kong?

    Currently, February is the cheapest month in which you can book a flight from State of Washington to Hong Kong (average of $991). Flying from State of Washington to Hong Kong in July is currently the most expensive (average of $1,647). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from Washington to Hong Kong

Discover the top 10 airlines that operate flights from Washington to Hong Kong. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$635Average$721FlexibilityNo cancel feeOn-time67%
Philippine AirlinesCheapest$683Average$778FlexibilityNo cancel feeOn-time60%
Asiana AirlinesCheapest$723Average$832FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$745Average$967FlexibilityNo cancel feeOn-time81%
Japan AirlinesCheapest$752Average$830FlexibilityNo cancel feeOn-time79%
DeltaCheapest$774Average$983FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$784Average$1,132FlexibilityNo cancel feeOn-time69%
ANACheapest$789Average$1,339FlexibilityNo cancel feeOn-time80%
China AirlinesCheapest$810Average$896FlexibilityNo cancel feeOn-time70%
EVA AirCheapest$882Average$1,023FlexibilityNo cancel feeOn-time74%
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