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$1,039+ Cheap flights from Seattle (SEA) 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 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HGH
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
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 March 31, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,039
(Gurufare)
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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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 March 31, 2025.

This Gurufare deal was found by Cheapflights users on 3/29. 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.
Thu 4/1011:00 amSEA - HGH
2 stops40h 40mHainan Airlines
Sat 4/198:25 amHGH - SEA
1 stop15h 35mHainan Airlines
Deal found 3/29$1,039
This Trip.com deal was found by Cheapflights users on 3/29. 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.
Sat 4/121:10 amSEA - HGH
2 stops27h 25mMultiple Airlines
Sat 5/171:40 pmHGH - SEA
2 stops20h 50mMultiple Airlines
Deal found 3/29$1,050
This FlightHub deal was found by Cheapflights users on 3/30. 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.
Mon 4/141:30 amSEA - HGH
1 stop25h 45mEVA Air
Tue 4/229:30 amHGH - SEA
1 stop25h 00mEVA Air
Deal found 3/30$1,337
This Ovago deal was found by Cheapflights users on 3/29. 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.
Wed 4/97:15 amSEA - HGH
2 stops24h 35mAir China
Sun 4/209:00 amHGH - SEA
2 stops27h 43mAir China
Deal found 3/29$1,458
This Korean Air deal was found by Cheapflights users on 3/29. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/132:00 pmSEA - HGH
2 stops56h 25mKorean Air
Fri 4/182:30 pmHGH - SEA
2 stops23h 46mKorean Air
Deal found 3/29$1,509
This Trip.com deal was found by Cheapflights users on 3/29. 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.
Sun 4/134:30 pmSEA - HGH
1 stop32h 35mQatar Airways
Fri 5/1612:55 amHGH - SEA
1 stop26h 50mQatar Airways
Deal found 3/29$1,645
This Gurufare deal was found by Cheapflights users on 3/30. 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 6/144:30 pmSEA - HGH
1 stop29h 20mANA
Mon 6/301:50 pmHGH - SEA
2 stops40h 56mANA
Deal found 3/30$1,681
This Justfly.com deal was found by Cheapflights users on 3/30. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/1410:15 amSEA - HGH
1 stop44h 20mSingapore Airlines
Mon 6/3010:50 pmHGH - SEA
1 stop24h 55mSingapore Airlines
Deal found 3/30$1,825
This Asiana Airlines deal was found by Cheapflights users on 3/29. 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 4/132:15 pmSEA - HGH
1 stop32h 30mAsiana Airlines
Thu 4/179:10 amHGH - SEA
1 stop18h 20mAsiana Airlines
Deal found 3/29$1,937
This Gurufare deal was found by Cheapflights users on 3/29. 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.
Wed 4/97:59 pmSEA - HGH
2 stops27h 41mCathay Pacific
Thu 4/178:00 amHGH - SEA
2 stops23h 54mCathay Pacific
Deal found 3/29$1,988
This United Airlines deal was found by Cheapflights users on 3/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/3012:40 pmSEA - HGH
2 stops55h 05mUnited Airlines
Thu 7/317:00 amHGH - SEA
3 stops28h 56mUnited Airlines
Deal found 3/29$5,823

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 March 31, 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 4/10

11:00 am-6:40 pm

2 stops40h 40m

Hangzhou

Sat 4/19

8:25 am-9:00 am

1 stop15h 35m

$1,039

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Sat 4/12

1:10 am-7:35 pm

2 stops27h 25m

Hangzhou

Sat 5/17

1:40 pm-7:30 pm

2 stops20h 50m

$1,050

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Mon 4/14

1:30 am-6:15 pm

1 stop25h 45m

Hangzhou

Tue 4/22

9:30 am-7:30 pm

1 stop25h 00m

$1,337

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Sun 4/13

2:00 pm-1:25 pm

2 stops56h 25m

Hangzhou

Fri 4/18

2:30 pm-11:16 pm

2 stops23h 46m

$1,509

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Sun 4/13

6:15 am-10:05 pm

2 stops24h 50m

Hangzhou

Sat 4/19

8:00 pm-9:43 pm

2 stops40h 43m

$1,596

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Sun 4/13

4:30 pm-4:05 pm

1 stop32h 35m

Hangzhou

Fri 5/16

12:55 am-12:45 pm

1 stop26h 50m

$1,645

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Sat 6/14

4:30 pm-12:50 pm

1 stop29h 20m

Hangzhou

Mon 6/30

1:50 pm-3:46 pm

2 stops40h 56m

$1,681

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Sat 6/14

10:15 am-9:35 pm

1 stop44h 20m

Hangzhou

Mon 6/30

10:50 pm-8:45 am

1 stop24h 55m

$1,825

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Sun 4/13

2:15 pm-1:45 pm

1 stop32h 30m

Hangzhou

Thu 4/17

9:10 am-12:30 pm

1 stop18h 20m

$1,937

SeattleHangzhou

SEA - HGH

SEAHGH

Seattle/Tacoma Intl

Sat 4/12

7:59 pm-10:10 am

2 stops23h 11m

Hangzhou

Thu 4/17

8:00 am-5:54 pm

2 stops24h 54m

$2,038

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/29

Showing 1-10 of 11 results
1
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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 March.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star

*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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Seattle-Hangzhou flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 $1,034). Flying from Seattle to Hangzhou in June is currently the most expensive (average of $1,772). 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 March 31, 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 March 31, 2025.
Read reviews from past customers who have flown EVA Air, Korean Air and ANA from Seattle to Hangzhou. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,170 reviews

Entertainment

8.0

Boarding

8.4

Crew

8.6

Overall

8.4

Comfort

8.3

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
EVA Air
8.4
Very good
1,170 reviews
EVA Air
8.4
Very good
1,170 reviews

Entertainment

8.0

Boarding

8.4

Crew

8.6

Overall

8.4

Comfort

8.3

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Korean Air
8.4
Very good
1,051 reviews
EVA Air
8.4
Very good
1,170 reviews

Entertainment

8.0

Boarding

8.4

Crew

8.6

Overall

8.4

Comfort

8.3

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
ANA
8.3
Very good
831 reviews
EVA Air
8.4
Very good
1,170 reviews

Entertainment

8.0

Boarding

8.4

Crew

8.6

Overall

8.4

Comfort

8.3

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Asiana Airlines
8.2
Very good
440 reviews
EVA Air
8.4
Very good
1,170 reviews

Entertainment

8.0

Boarding

8.4

Crew

8.6

Overall

8.4

Comfort

8.3

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Singapore Airlines
8.1
Very good
1,286 reviews
EVA Air
8.4
Very good
1,170 reviews

Entertainment

8.0

Boarding

8.4

Crew

8.6

Overall

8.4

Comfort

8.3

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

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.

  • 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 $1,034). Flying from Seattle to Hangzhou in June is currently the most expensive (average of $1,772). 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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hainan AirlinesCheapest$468Average$1,011FlexibilityNo cancel feeOn-time61%
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