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$917+ Cheap flights from Seattle (SEA) to Hangzhou (HGH)

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 6/11. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HGH
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap flight deals from Seattle to Hangzhou

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Hangzhou (HGH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,308
(Mytrip)

One-way from

$917
(Flightnetwork)
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 Seattle/Tacoma Intl to Hangzhou
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One-way flight from Seattle/Tacoma Intl to Hangzhou
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Find flight deals from Seattle to Hangzhou

Cheapest flights from Seattle to Hangzhou
Explore the most affordable flight options available from Seattle to Hangzhou. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/51:10 amSEA - HGH
3 stops31h 00mMultiple Airlines
Fri 5/162:30 pmHGH - SEA
3 stops24h 40mMultiple Airlines
Deal found 4/28$1,112
This Gotogate deal was found by Cheapflights users on 4/28. 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 5/611:00 amSEA - HGH
1 stop18h 05mHainan Airlines
Fri 5/1611:30 amHGH - SEA
1 stop36h 30mHainan Airlines
Deal found 4/28$1,135
This oojo deal was found by Cheapflights users on 4/28. 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 5/51:50 amSEA - HGH
1 stop25h 25mEVA Air
Fri 5/167:35 pmHGH - SEA
2 stops40h 00mEVA Air
Deal found 4/28$1,185
This Qatar Airways deal was found by Cheapflights users on 4/27. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1211:59 pmSEA - HGH
2 stops49h 06mQatar Airways
Wed 6/1812:55 amHGH - SEA
1 stop26h 50mQatar Airways
Deal found 4/27$2,138
This Gurufare deal was found by Cheapflights users on 4/28. 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.
Sat 12/208:45 amSEA - HGH
1 stop45h 00mSingapore Airlines
Sat 1/311:15 pmHGH - SEA
1 stop23h 55mSingapore Airlines
Deal found 4/28$2,626

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle 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 April 29, 2025.
Use the filters below to find and compare flights from Seattle to Hangzhou that are best for you.

Fly from

Seattle

Fly to

Hangzhou

Route

Depart

Return

Price

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Thu 6/12

10:00 am-10:25 am

2 stops33h 25m

Hangzhou

Thu 6/19

7:00 pm-3:03 pm

3 stops35h 03m

$1,308

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Thu 6/26

11:00 am-11:00 am

2 stops33h 00m

Hangzhou

Tue 7/1

9:45 pm-9:35 am

2 stops50h 50m

$1,881

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Thu 6/12

11:59 pm-4:05 pm

2 stops49h 06m

Hangzhou

Wed 6/18

12:55 am-12:45 pm

1 stop26h 50m

$2,138

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Wed 6/11

1:15 am-2:25 pm

2 stops22h 10m

$917

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Wed 6/11

1:50 am-6:15 pm

1 stop25h 25m

$993

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Thu 6/12

2:15 pm-1:45 pm

1 stop32h 30m

$994

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Thu 6/12

5:50 pm-8:20 pm

3 stops35h 30m

$1,479

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Compare providers for flights from Seattle to Hangzhou

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Hangzhou in April.
ProviderPrice AccuracyTrust Score*
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Hangzhou flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Seattle-Hangzhou flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Seattle-Hangzhou flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Hangzhou flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Hangzhou flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Hangzhou

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

What is the cheapest month to book a flight from Seattle to Hangzhou?

Currently, March is the cheapest month in which you can book a flight from Seattle to Hangzhou (average of $1,033). Flying from Seattle to Hangzhou in June is currently the most expensive (average of $1,766). 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 SEA to HGH?

Find hourly flight availability from Seattle to Hangzhou. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

A simple way to save on the total cost of your ticket is to fly from Seattle to Hangzhou in the morning. If you’re flexible enough to do this you can expect to save up to 34% on your trip compared to booking a flight at noon.

Rainfall in Hangzhou by month

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

In terms of precipitation, rainfall in Hangzhou ranges from 2.0 - 8.3 inches per month. June is typically the wettest month, when rainfall can reach 8.3 in. December is typically the driest time to visit Hangzhou when rainfall is around 2.0 in.

Temperature in Hangzhou by month

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

If weather is an important factor for your trip to Hangzhou, 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 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Hangzhou

Get insights into the airlines that provide service to Hangzhou. 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 Hangzhou. Reviews last updated April 29, 2025.
EVA Air
8.4
Very good
1,186 reviews

Overall

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
EVA Air
8.4
Very good
1,186 reviews
EVA Air
8.4
Very good
1,186 reviews

Overall

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Asiana Airlines
8.2
Very good
442 reviews
EVA Air
8.4
Very good
1,186 reviews

Overall

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Hainan Airlines
8.1
Very good
38 reviews
EVA Air
8.4
Very good
1,186 reviews

Overall

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
China Southern
7.5
Good
95 reviews
EVA Air
8.4
Very good
1,186 reviews

Overall

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Qatar Airways
7.4
Good
3,561 reviews
EVA Air
8.4
Very good
1,186 reviews

Overall

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Related info for your journey

Find useful and relevant information for your journey from Seattle to Hangzhou. 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 Seattle to Hangzhou one-way?

    $993 is the cheapest one-way deal found within the past few days, from EVA Air. You may also be able to find cheap deals on Asiana Airlines and China Southern, with prices starting from $994 and $1,479, respectively.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Seattle to Hangzhou (average of $1,033). Flying from Seattle to Hangzhou in June is currently the most expensive (average of $1,766). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to Hangzhou by adding a car rental and/or hotel reservation to your travel itinerary.
Hangzhou car rentals
Shanghai Hongqiao Intl Airport car rentals
Hangzhou Airport car rentals

Top airline flying from Seattle to Hangzhou

Discover the top airline that operate flights from Seattle 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hainan AirlinesCheapest$640Average$1,034FlexibilityNo cancel feeOn-time61%

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