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$814+ Cheap flights from Washington to Hangzhou (HGH)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HGH
Feb 19 — Feb 261
Thu 2/19
Thu 2/26
1 adult, Economy
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Cheap flight deals from Washington to Hangzhou

Keep the following information in mind while searching for Washington to Hangzhou flight deals. Data was last updated January 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$814
(oojo)
Provider with most accurate pricing for Seattle/Tacoma Intl-Hangzhou flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Hangzhou flights.
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From Washington to Hangzhou
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Find flight deals from Washington to Hangzhou

Cheapest flights from Washington to Hangzhou
Explore the most affordable flight options available from Washington to Hangzhou. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 20, 2026.

This oojo deal was found by Cheapflights users on 1/18. 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.
Sat 3/710:00 am
SEA
-
HGH
1 stop17h 55m
Hainan Airlines
Fri 3/135:30 pm
HGH
-
SEA
1 stop30h 30m
Hainan Airlines
Deal found 1/18$814
This oojo deal was found by Cheapflights users on 1/17. 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.
Fri 8/281:15 am
SEA
-
HGH
2 stops22h 10m
Multiple Airlines
Wed 9/93:25 pm
HGH
-
SEA
2 stops39h 45m
Multiple Airlines
Deal found 1/17$816
This oojo deal was found by Cheapflights users on 1/18. 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.
Sat 3/711:45 pm
SEA
-
HGH
2 stops28h 25m
Multiple Airlines
Fri 3/1310:00 pm
HGH
-
SEA
2 stops33h 05m
Multiple Airlines
Deal found 1/18$854
This FlightHub deal was found by Cheapflights users on 1/19. 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.
Tue 2/311:45 pm
SEA
-
HGH
2 stops22h 50m
Multiple Airlines
Mon 2/910:00 pm
HGH
-
SEA
2 stops33h 05m
Multiple Airlines
Deal found 1/19$896
This Asiana Airlines deal was found by Cheapflights users on 1/18. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/512:55 am
SEA
-
HGH
1 stop21h 50m
Asiana Airlines
Thu 4/93:10 pm
HGH
-
SEA
1 stop14h 45m
Asiana Airlines
Deal found 1/18$906
This Gurufare deal was found by Cheapflights users on 1/16. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/151:40 pm
SEA
-
HGH
1 stop32h 05m
Multiple Airlines
Mon 3/23:05 pm
HGH
-
SEA
1 stop14h 40m
Multiple Airlines
Deal found 1/16$912
This Priceline deal was found by Cheapflights users on 1/18. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/411:00 am
SEA
-
HGH
1 stop34h 30m
Korean Air
Wed 3/1112:05 pm
HGH
-
SEA
2 stops26h 16m
Korean Air
Deal found 1/18$917
This oojo deal was found by Cheapflights users on 1/17. 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.
Sat 8/2911:00 am
SEA
-
HGH
1 stop36h 05m
Hainan Airlines
Wed 9/97:55 pm
HGH
-
SEA
2 stops28h 10m
Hainan Airlines
Deal found 1/17$929
This oojo deal was found by Cheapflights users on 1/19. 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 2/47:55 pm
SEA
-
HGH
2 stops22h 15m
Cathay Pacific
Wed 2/118:00 am
HGH
-
SEA
2 stops39h 02m
Cathay Pacific
Deal found 1/19$945
This Gotogate deal was found by Cheapflights users on 1/19. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/310:00 am
SEA
-
HGH
1 stop21h 35m
Multiple Airlines
Tue 2/102:00 pm
HGH
-
SEA
2 stops24h 57m
Multiple Airlines
Deal found 1/19$949
This Expedia deal was found by Cheapflights users on 1/18. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/41:40 pm
SEA
-
HGH
1 stop32h 05m
Multiple Airlines
Wed 3/117:35 pm
HGH
-
SEA
1 stop14h 35m
Multiple Airlines
Deal found 1/18$953
This Expedia deal was found by Cheapflights users on 1/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/67:04 pm
PSC
-
HGH
2 stops50h 41m
Multiple Airlines
Fri 3/133:05 pm
HGH
-
PSC
2 stops20h 50m
Multiple Airlines
Deal found 1/20$1,000

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Hangzhou 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 January 20, 2026.
Use the filters below to find and compare flights from Washington to Hangzhou that are best for you.

Fly from

Washington

Fly to

Hangzhou

Route

Depart

Return

Price

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Sat 3/7

10:00 am-7:55 pm

1 stop17h 55m

Hangzhou

Fri 3/13

5:30 pm-9:00 am

1 stop30h 30m

$814

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Tue 2/3

11:45 pm-2:35 pm

2 stops22h 50m

Hangzhou

Tue 2/10

10:00 pm-3:05 pm

2 stops33h 05m

$896

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Sun 4/5

12:55 am-1:45 pm

1 stop21h 50m

Hangzhou

Thu 4/9

3:10 pm-2:55 pm

1 stop14h 45m

$906

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Sun 2/15

1:40 pm-1:45 pm

1 stop32h 05m

Hangzhou

Mon 3/2

3:05 pm-1:45 pm

1 stop14h 40m

$912

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Wed 3/4

11:00 am-1:30 pm

1 stop34h 30m

Hangzhou

Wed 3/11

12:05 pm-11:21 pm

2 stops26h 16m

$917

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Wed 2/4

7:55 pm-10:10 am

2 stops22h 15m

Hangzhou

Wed 2/11

8:00 am-7:02 am

2 stops39h 02m

$945

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Wed 2/4

11:45 pm-2:45 pm

1 stop23h 00m

Hangzhou

Wed 2/11

10:00 pm-3:05 pm

2 stops33h 05m

$945

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Wed 3/4

1:40 pm-1:45 pm

1 stop32h 05m

Hangzhou

Wed 3/11

7:35 pm-7:10 pm

1 stop14h 35m

$953

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Sat 3/7

11:45 pm-11:00 pm

2 stops31h 15m

Hangzhou

Fri 3/13

3:05 pm-2:45 pm

1 stop14h 40m

$958

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Mon 4/6

11:50 am-10:35 pm

1 stop19h 45m

Hangzhou

Thu 4/9

8:00 am-7:03 pm

2 stops26h 03m

$982

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/18

Showing 1-10 of 16 results
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Best time to book a flight from Washington to Hangzhou

Have a flexible travel schedule? Discover the best time to fly to Hangzhou 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 Hangzhou

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

Currently, April is the cheapest month in which you can book a flight from State of Washington to Hangzhou (average of $435). Flying from State of Washington to Hangzhou in July is currently the most expensive (average of $1,132). 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.

Related info for your journey

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

  • What airport do you fly into for flights to Hangzhou from Washington?

    For a flight from Washington to Hangzhou, you will be flying into Hangzhou. Hangzhou (HGH) is just 16.9 mi from the center of the city.

  • How long is the flight from State of Washington to Hangzhou?

    A quick flight from State of Washington to Hangzhou can take about 17h 55m. Hainan Airlines provides one of the quickest options available for as low as $814. There are 5805 mi between State of Washington and Hangzhou. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from State of Washington to Hangzhou?

    Most travelers choose Seattle/Tacoma Intl - Hangzhou, Pasco Tri Cities - Hangzhou or Walla Walla - Hangzhou when deciding on the best route from State of Washington to Hangzhou.

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

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

  • How can I find direct flights from Washington to Hangzhou?

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

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

    Yes. Cheapflights offers flight deals from Washington to Hangzhou 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 Hangzhou?

    Currently, April is the cheapest month in which you can book a flight from State of Washington to Hangzhou (average of $435). Flying from State of Washington to Hangzhou in July is currently the most expensive (average of $1,132). 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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Alternative routes for Washington to Hangzhou

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Washington to Hangzhou

Discover the top 2 airlines that operate flights from Washington to Hangzhou. 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 January 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
Hainan AirlinesCheapest$843Average$974FlexibilityNo cancel feeOn-time61%
Cathay PacificCheapest$872Average$887FlexibilityNo cancel feeOn-time72%

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