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Cheap flights from Washington to Hangzhou from $479

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 4/23. 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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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Cathay Pacific Logo
11:45 am - 2:40 pm
SEA
-
HGH
35h 55m
1 stop
Cathay Pacific Logo
7:45 pm - 10:05 am
HGH
-
SEA
29h 20m
1 stop
$823Cathay Pacific
水, 4月 29 - 水, 5月 6
Cathay Pacific Logo
11:45 am - 6:30 pm
SEA
-
HGH
39h 45m
1 stop
Cathay Pacific Logo
8:00 am - 10:05 am
HGH
-
SEA
17h 05m
1 stop
$905Cathay Pacific
木, 5月 7 - 木, 5月 14
Cathay Pacific Logo
8:41 am - 10:35 pm
SEA
-
HGH
22h 54m
2 stops
Cathay Pacific Logo
11:25 am - 10:05 am
HGH
-
SEA
37h 40m
1 stop
$908Cathay Pacific
水, 4月 29 - 水, 5月 6
Korean Air Logo
5:59 pm - 1:25 pm
SEA
-
HGH
28h 26m
2 stops
Korean Air Logo
2:30 pm - 8:25 pm
HGH
-
SEA
20h 55m
2 stops
$922Korean Air
水, 4月 29 - 水, 5月 6
Multiple Airlines Logo
11:12 pm - 6:30 pm
SEA
-
HGH
28h 18m
2 stops
Multiple Airlines Logo
7:45 pm - 10:05 am
HGH
-
SEA
29h 20m
1 stop
$934Multiple Airlines
日, 5月 3 - 日, 5月 10
Cathay Pacific Logo
8:31 am - 10:10 am
SEA
-
HGH
34h 39m
2 stops
Cathay Pacific Logo
8:00 am - 10:05 am
HGH
-
SEA
17h 05m
1 stop
$947Cathay Pacific
木, 5月 7 - 木, 5月 14
Multiple Airlines Logo
11:12 pm - 6:30 pm
SEA
-
HGH
28h 18m
2 stops
Multiple Airlines Logo
7:45 pm - 9:29 am
HGH
-
SEA
28h 44m
2 stops
$1,057Multiple Airlines
日, 5月 3 - 日, 5月 10
Korean Air Logo
5:10 am - 1:25 pm
PSC
-
HGH
41h 15m
2 stops
Korean Air Logo
2:30 pm - 2:50 pm
HGH
-
PSC
39h 20m
2 stops
$1,092Korean Air
水, 5月 6 - 水, 5月 13
Qatar Airways Logo
5:08 am - 4:05 pm
ALW
-
HGH
43h 57m
2 stops
Qatar Airways Logo
12:55 am - 12:12 am
HGH
-
ALW
38h 17m
2 stops
$2,116Qatar Airways
日, 9月 6 - 水, 9月 9
United Airlines Logo
2:00 pm - 4:45 pm
PSC
-
HGH
59h 45m
2 stops
United Airlines Logo
7:00 am - 12:15 pm
HGH
-
PSC
44h 15m
2 stops
$2,912United Airlines
水, 9月 9 - 日, 9月 13

Cathay Pacific flights from State of Washington to Hangzhou

Our best Cathay Pacific deals on State of Washington to Hangzhou flight tickets
Cathay Pacific
May 7
SEA11:45 amSeattle/Tacoma Intl
39h 45m
1 stop
HGH6:30 pmHangzhou
May 14
HGH8:00 amHangzhou
17h 05m
1 stop
SEA10:05 amSeattle/Tacoma Intl
$905
Cathay Pacific
May 7
SEA8:31 amSeattle/Tacoma Intl
34h 39m
2 stops
HGH10:10 amHangzhou
May 14
HGH8:00 amHangzhou
17h 05m
1 stop
SEA10:05 amSeattle/Tacoma Intl
$947
Cathay Pacific
Apr 23
SEA11:45 amSeattle/Tacoma Intl
19h 50m
1 stop
HGH10:35 pmHangzhou
Apr 30
HGH3:55 pmHangzhou
32h 34m
2 stops
SEA9:29 amSeattle/Tacoma Intl
$968

Korean Air flights from State of Washington to Hangzhou

Our best Korean Air deals on State of Washington to Hangzhou flight tickets
Korean Air
May 6
PSC5:10 amPasco Tri Cities
41h 15m
2 stops
HGH1:25 pmHangzhou
May 13
HGH2:30 pmHangzhou
39h 20m
2 stops
PSC2:50 pmPasco Tri Cities
$1,092
Korean Air
Jul 13
SEA1:20 pmSeattle/Tacoma Intl
33h 05m
1 stop
HGH1:25 pmHangzhou
Aug 17
HGH2:30 pmHangzhou
22h 21m
2 stops
SEA9:51 pmSeattle/Tacoma Intl
$1,317
Korean Air
Jul 13
SEA5:48 pmSeattle/Tacoma Intl
28h 37m
2 stops
HGH1:25 pmHangzhou
Aug 17
HGH2:30 pmHangzhou
22h 47m
2 stops
SEA10:17 pmSeattle/Tacoma Intl
$1,322

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 3月 25, 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

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

水 4/29

11:45 am-2:40 pm

1 stop35h 55m

Hangzhou

水 5/6

7:45 pm-10:05 am

1 stop29h 20m

$823

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

木 5/7

11:45 am-6:30 pm

1 stop39h 45m

Hangzhou

木 5/14

8:00 am-10:05 am

1 stop17h 05m

$905

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

水 4/29

8:41 am-10:35 pm

2 stops22h 54m

Hangzhou

水 5/6

11:25 am-10:05 am

1 stop37h 40m

$908
Quickest round-trip

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

水 4/29

5:59 pm-1:25 pm

2 stops28h 26m

Hangzhou

水 5/6

2:30 pm-8:25 pm

2 stops20h 55m

$922

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

日 5/3

11:12 pm-6:30 pm

2 stops28h 18m

Hangzhou

日 5/10

7:45 pm-10:05 am

1 stop29h 20m

$934

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

木 5/7

8:31 am-10:10 am

2 stops34h 39m

Hangzhou

木 5/14

8:00 am-10:05 am

1 stop17h 05m

$947

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

日 5/3

11:12 pm-6:30 pm

2 stops28h 18m

Hangzhou

日 5/10

7:45 pm-9:29 am

2 stops28h 44m

$1,057

PascoHangzhou

PSC - HGH

PSCHGH

Pasco Tri Cities

水 5/6

5:10 am-1:25 pm

2 stops41h 15m

Hangzhou

水 5/13

2:30 pm-2:50 pm

2 stops39h 20m

$1,092

Walla WallaHangzhou

ALW - HGH

ALWHGH

Walla Walla

日 9/6

5:08 am-4:05 pm

2 stops43h 57m

Hangzhou

水 9/9

12:55 am-12:12 am

2 stops38h 17m

$2,116

PascoHangzhou

PSC - HGH

PSCHGH

Pasco Tri Cities

水 9/9

2:00 pm-4:45 pm

2 stops59h 45m

Hangzhou

日 9/13

7:00 am-12:15 pm

2 stops44h 15m

$2,912

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 airlines fly to Hangzhou?

Delta, Asiana Airlines and Korean Air 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 58% of people opting to fly with this airline when traveling to Hangzhou. Keep in mind that there are 9 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

19h 10m

Direct flights

None
The fastest flight from State of Washington to Hangzhou takes 19h 10m
There are no direct flights from State of Washington to Hangzhou. There are no popular flight routes from State of Washington to Hangzhou.
Search flight deals

  • 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
Hainan AirlinesPriceFrom $843Free CancellationRating
8.3
63 reviews
Search Hainan Airlines flights
Cathay PacificPriceFrom $872Free CancellationRating
7.6
1,228 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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