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$419+ 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 2/22. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HGH
ene. 22 — ene. 291
mié. 1/22
mié. 1/29
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 enero 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$936
(Trip.com)

One-way from

$486
(Mytrip)
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 enero 17, 2025.

This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 3/112:10 amSEA - HGH
2 stops31h 30mMultiple Airlines
dom. 3/98:10 amHGH - SEA
2 stops26h 05mMultiple Airlines
Deal found 1/16$936
This Ovago deal was found by Cheapflights users on 1/15. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 2/1510:40 amSEA - HGH
1 stop21h 25mHainan Airlines
vie. 2/219:10 pmHGH - SEA
1 stop27h 30mHainan Airlines
Deal found 1/15$1,109
This Gotogate deal was found by Cheapflights users on 1/15. 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.
sáb. 2/157:00 amSEA - HGH
2 stops25h 05mAir China
vie. 2/212:00 pmHGH - SEA
2 stops41h 54mAir China
Deal found 1/15$1,241
This Richmond 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 Richmond is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 3/28:40 amSEA - HGH
1 stop45h 05mSingapore Airlines
dom. 3/911:15 pmHGH - SEA
1 stop47h 55mSingapore Airlines
Deal found 1/16$1,314
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/101:45 pmSEA - HGH
1 stop33h 00mAsiana Airlines
dom. 3/169:20 amHGH - SEA
1 stop17h 35mAsiana Airlines
Deal found 1/16$1,367
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 1/213:55 pmSEA - HGH
2 stops55h 45mQatar Airways
mié. 7/3012:55 amHGH - SEA
1 stop26h 35mQatar Airways
Deal found 1/16$1,705
This IEagle 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 1/2412:10 amSEA - HGH
1 stop26h 05mEVA Air
vie. 7/257:35 pmHGH - SEA
1 stop15h 15mEVA Air
Deal found 1/16$1,955

Find flights from Seattle to Hangzhou within your budget

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 enero 17, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

sáb. 3/1

12:10 am-11:40 pm

2 stops31h 30m

Hangzhou

dom. 3/9

8:10 am-6:15 pm

2 stops26h 05m

$936

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

sáb. 2/15

10:40 am-12:05 am

1 stop21h 25m

Hangzhou

vie. 2/21

9:10 pm-8:40 am

1 stop27h 30m

$1,109

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

sáb. 2/15

7:00 am-12:05 am

2 stops25h 05m

Hangzhou

vie. 2/21

2:00 pm-3:54 pm

2 stops41h 54m

$1,241

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

dom. 3/2

8:40 am-9:45 pm

1 stop45h 05m

Hangzhou

dom. 3/9

11:15 pm-8:10 am

1 stop47h 55m

$1,314

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

lun. 3/10

1:45 pm-1:45 pm

1 stop33h 00m

Hangzhou

dom. 3/16

9:20 am-11:55 am

1 stop17h 35m

$1,367

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

sáb. 2/22

8:44 pm-1:15 pm

3 stops48h 31m

$419

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

mar. 4/1

11:00 am-8:10 pm

1 stop18h 10m

$547

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

lun. 3/31

1:30 am-6:15 pm

1 stop25h 45m

$627

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/16

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 January.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice 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.

Travel insights for flights from Seattle to Hangzhou

Get recent, data-driven insights about flights from Seattle to Hangzhou including ideal travel times, pricing trends, and more.

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

Currently, November is the cheapest month in which you can book a flight from Seattle to Hangzhou (average of $1,055). Flying from Seattle to Hangzhou in June is currently the most expensive (average of $1,799). 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 enero 17, 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 enero 17, 2025.
EVA Air
8.4
Very good
1,248 reviews

Comfort

8.2

Entertainment

8.0

Boarding

8.4

Food

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

EVA Air
8.4
Very good
1,248 reviews
EVA Air
8.4
Very good
1,248 reviews

Comfort

8.2

Entertainment

8.0

Boarding

8.4

Food

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

Singapore Airlines
8.1
Very good
1,327 reviews
EVA Air
8.4
Very good
1,248 reviews

Comfort

8.2

Entertainment

8.0

Boarding

8.4

Food

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

Hainan Airlines
7.7
Good
36 reviews
EVA Air
8.4
Very good
1,248 reviews

Comfort

8.2

Entertainment

8.0

Boarding

8.4

Food

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

Qatar Airways
7.5
Good
3,752 reviews
EVA Air
8.4
Very good
1,248 reviews

Comfort

8.2

Entertainment

8.0

Boarding

8.4

Food

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

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 flying from Seattle to Hangzhou round-trip?

    Flying on Hainan Airlines is currently your cheapest option to Hangzhou, with prices starting at $986. Additional round-trip tickets that might be worth considering are offered by Singapore Airlines and Air China, with the lowest prices starting at $1,171 and $1,241, 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, November is the cheapest month in which you can book a flight from Seattle to Hangzhou (average of $1,055). Flying from Seattle to Hangzhou in June is currently the most expensive (average of $1,799). 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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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 enero 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hainan AirlinesCheapest$468Average$883FlexibilityNo cancel feeOn-time61%
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