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Cheap flights from Washington to Hangzhou from $486

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 Hangzhou departing on 10/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Washington to Hangzhou

Cheap round-trip flights

Enter your travel dates to find the best prices.
Hainan Airlines Logo
11:55 am - 11:30 pm
SEA
-
HGH
20h 35m
1 stop
Hainan Airlines Logo
8:25 am - 9:00 am
HGH
-
SEA
15h 35m
1 stop
$855Hainan Airlines
Thu, Sep 3 - Tue, Sep 29
Hainan Airlines Logo
11:00 am - 11:35 pm
SEA
-
HGH
21h 35m
1 stop
Hainan Airlines Logo
8:25 am - 9:00 am
HGH
-
SEA
15h 35m
1 stop
$890Hainan Airlines
Sat, Aug 29 - Sat, Sep 26
Hainan Airlines Logo
11:00 am - 11:35 pm
SEA
-
HGH
21h 35m
1 stop
Hainan Airlines Logo
8:25 am - 9:00 am
HGH
-
SEA
15h 35m
1 stop
$891Hainan Airlines
Sat, Aug 29 - Sat, Sep 26
Cathay Pacific Logo
12:25 pm - 10:35 pm
SEA
-
HGH
19h 10m
1 stop
Cathay Pacific Logo
8:00 am - 10:05 am
HGH
-
SEA
17h 05m
1 stop
$904Cathay Pacific
Tue, Sep 1 - Tue, Sep 29
Korean Air Logo
1:20 pm - 1:25 pm
SEA
-
HGH
33h 05m
1 stop
Korean Air Logo
2:30 pm - 10:40 am
HGH
-
SEA
35h 10m
1 stop
$905Korean Air
Mon, Aug 31 - Wed, Sep 23
Korean Air Logo
12:50 pm - 1:25 pm
SEA
-
HGH
33h 35m
1 stop
Korean Air Logo
2:30 pm - 10:40 am
HGH
-
SEA
35h 10m
1 stop
$906Korean Air
Wed, Sep 2 - Wed, Sep 23
Multiple Airlines Logo
7:02 am - 12:40 am
PSC
-
HGH
26h 38m
2 stops
Multiple Airlines Logo
6:20 am - 10:17 pm
HGH
-
PSC
30h 57m
2 stops
$1,360Multiple Airlines
Mon, Aug 10 - Mon, Aug 17
Multiple Airlines Logo
7:02 am - 10:10 am
PSC
-
HGH
36h 08m
2 stops
Multiple Airlines Logo
7:45 pm - 12:19 pm
HGH
-
PSC
31h 34m
3 stops
$1,396Multiple Airlines
Mon, Aug 10 - Mon, Aug 17
EVA Air Logo
6:04 pm - 6:15 pm
PSC
-
HGH
33h 11m
2 stops
EVA Air Logo
7:35 pm - 11:43 pm
HGH
-
PSC
19h 08m
2 stops
$1,604EVA Air
Fri, Aug 7 - Fri, Aug 14
EVA Air Logo
6:04 pm - 2:20 pm
PSC
-
HGH
29h 16m
2 stops
EVA Air Logo
9:30 am - 11:43 pm
HGH
-
PSC
29h 13m
2 stops
$1,784EVA Air
Thu, Aug 6 - Thu, Aug 13

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EVA Air flights from State of Washington to Hangzhou

Our best EVA Air deals on State of Washington to Hangzhou flight tickets
EVA Air
Aug 7
PSC6:04 pmPasco Tri Cities
33h 11m
2 stops
HGH6:15 pmHangzhou
Aug 14
HGH7:35 pmHangzhou
19h 08m
2 stops
PSC11:43 pmPasco Tri Cities
$1,604
EVA Air
Aug 6
PSC6:04 pmPasco Tri Cities
29h 16m
2 stops
HGH2:20 pmHangzhou
Aug 13
HGH9:30 amHangzhou
29h 13m
2 stops
PSC11:43 pmPasco Tri Cities
$1,784

Cathay Pacific flights from State of Washington to Hangzhou

Our best Cathay Pacific deals on State of Washington to Hangzhou flight tickets
Cathay Pacific
Sep 1
SEA12:25 pmSeattle/Tacoma Intl
19h 10m
1 stop
HGH10:35 pmHangzhou
Sep 29
HGH8:00 amHangzhou
17h 05m
1 stop
SEA10:05 amSeattle/Tacoma Intl
$904
Cathay Pacific
Aug 31
SEA12:25 pmSeattle/Tacoma Intl
35h 15m
1 stop
HGH2:40 pmHangzhou
Sep 27
HGH11:25 amHangzhou
37h 40m
1 stop
SEA10:05 amSeattle/Tacoma Intl
$971
Cathay Pacific
Sep 1
SEA6:10 pmSeattle/Tacoma Intl
25h 00m
2 stops
HGH10:10 amHangzhou
Sep 29
HGH8:00 amHangzhou
17h 05m
1 stop
SEA10:05 amSeattle/Tacoma Intl
$1,010

momondo Fare Finder

 
Customize your flight search to find flights from State of 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, momondo users made 832,500 searches. Data last updated June 27, 2026.
Use the filters below to find and compare flights from Washington to Hangzhou that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Thu 9/3

11:55 am-11:30 pm

1 stop20h 35m

Hangzhou

Tue 9/29

8:25 am-9:00 am

1 stop15h 35m

$855

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Sat 8/29

11:00 am-11:35 pm

1 stop21h 35m

Hangzhou

Sat 9/26

8:25 am-9:00 am

1 stop15h 35m

$890

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Sat 8/29

11:00 am-11:35 pm

1 stop21h 35m

Hangzhou

Sat 9/26

8:25 am-9:00 am

1 stop15h 35m

$891

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Tue 9/1

12:25 pm-10:35 pm

1 stop19h 10m

Hangzhou

Tue 9/29

8:00 am-10:05 am

1 stop17h 05m

$904

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Mon 8/31

1:20 pm-1:25 pm

1 stop33h 05m

Hangzhou

Wed 9/23

2:30 pm-10:40 am

1 stop35h 10m

$905

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Wed 9/2

12:50 pm-1:25 pm

1 stop33h 35m

Hangzhou

Wed 9/23

2:30 pm-10:40 am

1 stop35h 10m

$906

PascoHangzhou

PSC - HGH

PSCHGH

Pasco Tri Cities

Mon 8/10

7:02 am-12:40 am

2 stops26h 38m

Hangzhou

Mon 8/17

6:20 am-10:17 pm

2 stops30h 57m

$1,360

PascoHangzhou

PSC - HGH

PSCHGH

Pasco Tri Cities

Mon 8/10

7:02 am-10:10 am

2 stops36h 08m

Hangzhou

Mon 8/17

7:45 pm-12:19 pm

3 stops31h 34m

$1,396

PascoHangzhou

PSC - HGH

PSCHGH

Pasco Tri Cities

Fri 8/7

6:04 pm-6:15 pm

2 stops33h 11m

Hangzhou

Fri 8/14

7:35 pm-11:43 pm

2 stops19h 08m

$1,604

PascoHangzhou

PSC - HGH

PSCHGH

Pasco Tri Cities

Thu 8/6

6:04 pm-2:20 pm

2 stops29h 16m

Hangzhou

Thu 8/13

9:30 am-11:43 pm

2 stops29h 13m

$1,784

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Hangzhou from

How to get the cheapest flight ticket from State of Washington to Hangzhou

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 airline that flies from Washington to Hangzhou?

Asiana Airlines, Korean Air, and Cathay Pacific are the most popular carriers operating from Washington to Hangzhou

What airlines fly to Hangzhou?

Delta, Asiana Airlines and Cathay Pacific are the top three most popular airlines that fly to Hangzhou from State of Washington according to our data. Delta is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Hangzhou. Keep in mind that there are 7 different airlines that fly to Hangzhou on a routine basis, so you have a few additional options to choose from.

Cheap State of Washington to Hangzhou flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Hangzhou

Fastest flight time

26h 38m

Direct flights

None
The fastest flight from State of Washington to Hangzhou takes 26h 38m
There are no direct flights from State of Washington to Hangzhou. There are no popular flight routes from State of Washington to Hangzhou.
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Frequently asked questions about flying from Washington to Hangzhou

  • When did momondo last update prices for flights from Washington to Hangzhou Airport?

    Prices for flights from Washington to Hangzhou Airport were last updated today.

  • How many operators does momondo search for flights from Washington to Hangzhou Airport?

  • How old do you have to be to fly from Washington to Hangzhou Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington to Hangzhou Airport.

  • What documentation or ID do you need to fly to Hangzhou Airport?

    The necessary travel and health documents for your Hangzhou Airport 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.

Best airlines flying from State of Washington to Hangzhou

Compare and see reviews for airlines that fly from State of Washington to Hangzhou with momondo
Airline
Rating
Free Cancellation
Price
Cathay PacificPriceFrom $872Free CancellationRating
7.6
1,394 reviews
Search Cathay Pacific flights

Why use momondo?

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

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 Washington to Hangzhou for you.

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

momondo does allow users to show only those flights to Hangzhou from Washington which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Washington to Hangzhou?

momondo provides multiple filters to help you find the best flight to Hangzhou from Washington. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Hangzhou from Washington 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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