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$401+ Cheap flights from Seattle (SEA) to China

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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SHA
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Seattle to China

Keep the following information in mind while searching for Seattle to China flight deals. Data was last updated September 17, 2025.

Round-trip from

$693
(oojo)

One-way from

$401
(Kiwi.com)

Popular in

June

Cheapest in

March

Average price

$1,019

Good round-trip deal

$488 or less

Good one-way deal

$460 or less
From Seattle/Tacoma Intl to China
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One-way flight from Seattle/Tacoma Intl to China
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Highest demand for flights based on searches. 24% potential increase in price ($379 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($85 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to China.
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Price to beat on a one-way flight from Seattle/Tacoma Intl to China.
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Find flight deals from Seattle to China

Cheapest flights from Seattle to China
Explore the most affordable flight options available from Seattle to China. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This oojo deal was found by Cheapflights users on 9/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2311:00 amSEA - CAN
1 stop33h 20mHainan Airlines
Sat 11/228:00 amCAN - SEA
1 stop16h 00mHainan Airlines
Deal found 9/15$693
This IEagle deal was found by Cheapflights users on 9/16. 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.
Thu 10/2311:00 amSEA - CAN
1 stop19h 00mHainan Airlines
Fri 10/319:00 pmCAN - SEA
1 stop27h 00mHainan Airlines
Deal found 9/16$704
This IEagle deal was found by Cheapflights users on 9/17. 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.
Tue 11/410:00 amSEA - PVG
1 stop35h 20mHainan Airlines
Mon 11/247:30 pmPVG - SEA
1 stop28h 30mHainan Airlines
Deal found 9/17$704
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/610:05 amSEA - PVG
1 stop32h 25mHainan Airlines
Tue 11/256:55 amPVG - SEA
1 stop17h 05mHainan Airlines
Deal found 9/17$714
This FlightHub deal was found by Cheapflights users on 9/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2210:00 amSEA - SHA
1 stop17h 40mHainan Airlines
Tue 12/168:35 amSHA - SEA
1 stop15h 25mHainan Airlines
Deal found 9/16$715
This FlightHub deal was found by Cheapflights users on 9/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2311:00 amSEA - CKG
Nonstop14h 00mHainan Airlines
Fri 10/317:05 pmCKG - SEA
2 stops28h 55mHainan Airlines
Deal found 9/16$715
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2311:00 amSEA - PVG
1 stop21h 45mHainan Airlines
Tue 10/286:55 amPVG - SEA
1 stop17h 05mHainan Airlines
Deal found 9/16$716
This oojo deal was found by Cheapflights users on 9/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2811:00 amSEA - CAN
1 stop20h 55mHainan Airlines
Mon 11/1711:15 amCAN - SEA
1 stop36h 45mHainan Airlines
Deal found 9/15$723
This oojo deal was found by Cheapflights users on 9/17. 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.
Thu 10/211:00 amSEA - CKG
Nonstop14h 00mHainan Airlines
Thu 10/99:20 pmCKG - SEA
2 stops50h 40mHainan Airlines
Deal found 9/17$723
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/610:05 amSEA - PVG
1 stop32h 25mHainan Airlines
Wed 11/2611:45 amPVG - SEA
1 stop36h 20mHainan Airlines
Deal found 9/17$724
This KAYAK deal was found by Cheapflights users on 9/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2311:00 amSEA - PVG
1 stop21h 45mHainan Airlines
Mon 11/37:30 pmPVG - SEA
1 stop28h 30mHainan Airlines
Deal found 9/16$735
This oojo deal was found by Cheapflights users on 9/16. 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.
Sat 11/112:45 amSEA - PVG
1 stop23h 05mMultiple Airlines
Thu 11/139:35 amPVG - SEA
1 stop21h 30mMultiple Airlines
Deal found 9/16$737

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to China 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 September 17, 2025.
Use the filters below to find and compare flights from Seattle to China that are best for you.

Fly from

Seattle

Fly to

China

Route

Depart

Return

Price

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Tue 10/28

11:00 am-7:40 pm

1 stop17h 40m

Shanghai Hongqiao Intl

Sat 11/1

8:35 am-9:00 am

1 stop15h 25m

$758

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Tue 10/28

11:00 am-10:50 pm

1 stop20h 50m

Shanghai Hongqiao Intl

Mon 11/3

8:55 pm-8:00 am

1 stop27h 05m

$765

SeattleChongqing

SEA - CKG

SEACKG

Seattle/Tacoma Intl

Thu 3/5

10:05 am-5:05 pm

Nonstop15h 00m

Chongqing Jiangbei Intl

Mon 3/9

5:00 pm-9:00 am

2 stops31h 00m

$835

SeattleChengdu

SEA - CTU

SEACTU

Seattle/Tacoma Intl

Thu 10/23

5:26 pm-9:55 am

2 stops25h 29m

Chengdu

Tue 10/28

10:00 pm-4:15 pm

2 stops33h 15m

$869

SeattleWuhan

SEA - WUH

SEAWUH

Seattle/Tacoma Intl

Thu 10/23

5:26 pm-12:15 pm

2 stops27h 49m

Wuhan

Wed 11/19

7:50 am-1:38 pm

2 stops21h 48m

$880

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Sun 10/12

11:35 pm-3:30 pm

2 stops24h 55m

Shanghai Hongqiao Intl

Sat 11/22

8:35 am-8:00 am

1 stop15h 25m

$890

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

Sun 3/1

9:30 pm-9:50 am

1 stop20h 20m

Shanghai Pu Dong

Thu 3/5

4:55 pm-6:40 pm

1 stop17h 45m

$894

SeattleWuhan

SEA - WUH

SEAWUH

Seattle/Tacoma Intl

Wed 10/8

7:00 am-10:00 pm

2 stops24h 00m

Wuhan

Wed 10/22

8:00 am-4:24 pm

2 stops23h 24m

$902

SeattleWuhan

SEA - WUH

SEAWUH

Seattle/Tacoma Intl

Fri 11/14

11:00 am-11:30 am

1 stop32h 30m

Wuhan

Fri 11/28

12:50 pm-9:00 am

1 stop36h 10m

$915

SeattleGuangzhou

SEA - CAN

SEACAN

Seattle/Tacoma Intl

Wed 2/4

11:00 am-12:05 pm

1 stop33h 05m

Guangzhou Baiyun

Thu 5/7

12:40 pm-10:40 am

1 stop37h 00m

$915

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 60 results
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Best time to book a flight from Seattle to China

Have a flexible travel schedule? Discover the best time to fly to China 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 China

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

Currently, September is the cheapest month in which you can book a flight from Seattle to China (average of $1,076). Flying from Seattle to China in June is currently the most expensive (average of $1,573). 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 CN?

Find hourly flight availability from Seattle to China. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to China as you normally would.

Reviews of airlines servicing China

Get insights into the airlines that provide service to China. 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 China. Reviews last updated September 17, 2025.
Peruse reviews from past customers who have flown with Korean Air, Asiana Airlines, and Hainan Airlines from Seattle to China to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,140 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Overall

8.4

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very good
1,140 reviews
Korean Air
8.4
Very good
1,140 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Overall

8.4

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Asiana Airlines
8.2
Very good
481 reviews
Korean Air
8.4
Very good
1,140 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Overall

8.4

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Hainan Airlines
8.2
Very good
45 reviews
Korean Air
8.4
Very good
1,140 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Overall

8.4

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Delta
8.0
Very good
7,961 reviews
Korean Air
8.4
Very good
1,140 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Overall

8.4

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Air Canada
7.1
Good
10,000 reviews
Korean Air
8.4
Very good
1,140 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Overall

8.4

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Related info for your journey

Find useful and relevant information for your journey from Seattle to China. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to China?

    For a flight from Seattle to China, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city.

  • How long is the flight from Seattle to China?

    A quick flight from Seattle to China can take about 17h 40m. Hainan Airlines provides one of the quickest options available for as low as $758. The distance from Seattle to China is about 5719 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Seattle to China one-way?

    For one-way options, check prices for Hainan Airlines. According to our data, you can fly for as low as $401. Users have also found prices from $476 and $490 on Air China and Philippine Airlines, respectively.

  • What are the most popular routes from Seattle to China?

    When deciding which route to take from Seattle to China consider Seattle/Tacoma Intl - Shanghai Hongqiao Intl, Seattle/Tacoma Intl - Shanghai Pu Dong or Seattle/Tacoma Intl - Beijing Capital as they are the most popular.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Seattle to China (average of $1,076). Flying from Seattle to China in June is currently the most expensive (average of $1,573). 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

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Top 9 airlines flying from Seattle to China

Discover the top 9 airlines that operate flights from Seattle to China. 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hainan AirlinesCheapest$457Average$1,027FlexibilityNo cancel feeOn-time61%
DeltaCheapest$528Average$1,213FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$719Average$1,150FlexibilityNo cancel feeOn-time67%
China AirlinesCheapest$825Average$1,063FlexibilityNo cancel feeOn-time70%
Asiana AirlinesCheapest$841Average$1,026FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$870Average$1,006FlexibilityNo cancel feeOn-time81%
EVA AirCheapest$936Average$1,236FlexibilityNo cancel feeOn-time74%
ANACheapest$993Average$1,076FlexibilityNo cancel feeOn-time80%
Singapore AirlinesCheapest$1,227Average$2,112FlexibilityNo cancel feeOn-time81%

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