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$499+ Cheap flights from Shanghai, China to Seattle (SEA)

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 6/15. Fares are subject to change and may not be available on all flights or dates of travel.
SHA — SEA
Jun 17 — Jun 241
Wed 6/17
Wed 6/24
1 adult, Economy
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Cheap flight deals from Shanghai to Seattle

Cheapest flights from Shanghai to Seattle
Explore the most affordable flight options available from Shanghai to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 18, 2026.

This Air Canada deal was found by Cheapflights users on 5/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/253:55 pm
PVG
-
SEA
1 stop13h 27m
Air Canada
Thu 8/275:45 am
SEA
-
PVG
1 stop17h 20m
Air Canada
Deal found 5/16$830
This Asiana Airlines deal was found by Cheapflights users on 5/14. 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.
Mon 9/711:40 am
PVG
-
SEA
1 stop18h 35m
Asiana Airlines
Sun 9/2712:10 am
SEA
-
PVG
1 stop18h 55m
Asiana Airlines
Deal found 5/14$834
This Asiana Airlines deal was found by Cheapflights users on 5/17. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/238:35 am
PVG
-
SEA
1 stop21h 40m
Asiana Airlines
Tue 7/2112:10 am
SEA
-
PVG
1 stop29h 45m
Asiana Airlines
Deal found 5/17$835
This Air Canada deal was found by Cheapflights users on 5/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/253:55 pm
PVG
-
SEA
1 stop17h 37m
Multiple Airlines
Thu 8/2710:45 am
SEA
-
PVG
2 stops19h 10m
Multiple Airlines
Deal found 5/16$837
This Gotogate deal was found by Cheapflights users on 5/13. 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.
Thu 10/88:25 am
PVG
-
SEA
1 stop21h 00m
ANA
Sun 10/254:40 pm
SEA
-
PVG
1 stop37h 45m
ANA
Deal found 5/13$839
This Justfly.com deal was found by Cheapflights users on 5/13. 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.
Wed 9/98:25 am
PVG
-
SEA
1 stop21h 00m
ANA
Wed 11/253:40 pm
SEA
-
PVG
1 stop17h 35m
ANA
Deal found 5/13$848
This Travelocity deal was found by Cheapflights users on 5/17. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/123:55 pm
PVG
-
SEA
1 stop21h 45m
Air Canada
Wed 8/195:45 am
SEA
-
PVG
1 stop17h 20m
Air Canada
Deal found 5/17$855
This Asiana Airlines deal was found by Cheapflights users on 5/15. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/41:10 pm
PVG
-
SEA
1 stop17h 05m
Asiana Airlines
Thu 7/212:10 am
SEA
-
PVG
1 stop18h 55m
Asiana Airlines
Deal found 5/15$857
This Air Canada deal was found by Cheapflights users on 5/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/123:55 pm
PVG
-
SEA
1 stop17h 35m
Multiple Airlines
Wed 8/1910:45 am
SEA
-
PVG
2 stops19h 10m
Multiple Airlines
Deal found 5/17$862
This Air Canada deal was found by Cheapflights users on 5/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/233:55 pm
PVG
-
SEA
1 stop17h 37m
Air Canada
Thu 7/167:20 pm
SEA
-
PVG
1 stop27h 45m
Air Canada
Deal found 5/16$877
This Mytrip deal was found by Cheapflights users on 5/13. 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.
Thu 10/83:55 pm
PVG
-
SEA
1 stop21h 47m
Multiple Airlines
Sun 10/257:05 pm
SEA
-
PVG
2 stops53h 05m
Multiple Airlines
Deal found 5/13$882
This FlightHub deal was found by Cheapflights users on 5/14. 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.
Fri 9/1110:55 am
SHA
-
SEA
1 stop19h 20m
Asiana Airlines
Thu 9/1712:10 am
SEA
-
SHA
1 stop18h 35m
Asiana Airlines
Deal found 5/14$906

Find flight deals from Shanghai to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Shanghai (CN2) to Seattle (SEA). 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 May 18, 2026.

Round-trip from

$830
(Air Canada)

One-way from

$499
(Mytrip)

Popular in

August

Cheapest in

September

Average price

$1,066
From Shanghai to Seattle/Tacoma Intl
Search Deals
One-way flight from Shanghai to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($72 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Shanghai to Seattle 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 May 18, 2026.
Use the filters below to find and compare flights from Shanghai to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ShanghaiSeattle

PVG - SEA

PVGSEA

Shanghai Pu Dong

Wed 6/10

5:30 pm-1:41 pm

Nonstop11h 11m

Seattle/Tacoma Intl

Wed 11/18

2:35 pm-7:55 pm

Nonstop13h 20m

$911

ShanghaiSeattle

PVG - SEA

PVGSEA

Shanghai Pu Dong

Wed 6/3

5:30 pm-1:41 pm

Nonstop11h 11m

Seattle/Tacoma Intl

Wed 9/23

4:00 pm-7:50 pm

Nonstop12h 50m

$914

ShanghaiSeattle

PVG - SEA

PVGSEA

Shanghai Pu Dong

Mon 6/22

1:40 pm-11:00 am

1 stop36h 20m

Seattle/Tacoma Intl

Sun 8/9

1:20 pm-8:10 pm

1 stop15h 50m

$922

ShanghaiSeattle

PVG - SEA

PVGSEA

Shanghai Pu Dong

Sun 5/31

1:10 pm-3:15 pm

1 stop17h 05m

Seattle/Tacoma Intl

Thu 7/23

12:10 am-11:45 am

1 stop20h 35m

$935
Quickest round-trip

ShanghaiSeattle

PVG - SEA

PVGSEA

Shanghai Pu Dong

Fri 6/12

5:30 pm-1:41 pm

Nonstop11h 11m

Seattle/Tacoma Intl

Wed 8/19

4:30 pm-7:50 pm

Nonstop12h 20m

$948

ShanghaiSeattle

SHA - SEA

SHASEA

Shanghai Hongqiao Intl

Sun 6/14

10:55 am-3:15 pm

1 stop19h 20m

Seattle/Tacoma Intl

Sun 6/21

12:10 am-9:45 am

1 stop18h 35m

$953

ShanghaiSeattle

PVG - SEA

PVGSEA

Shanghai Pu Dong

Tue 6/23

11:40 am-3:15 pm

1 stop18h 35m

Seattle/Tacoma Intl

Mon 6/29

12:10 am-11:45 am

1 stop20h 35m

$956

ShanghaiSeattle

SHA - SEA

SHASEA

Shanghai Hongqiao Intl

Tue 6/23

10:55 am-3:15 pm

1 stop19h 20m

Seattle/Tacoma Intl

Sun 6/28

12:10 am-9:45 am

1 stop18h 35m

$975

ShanghaiSeattle

SHA - SEA

SHASEA

Shanghai Hongqiao Intl

Thu 6/25

12:25 pm-6:32 pm

2 stops21h 07m

Seattle/Tacoma Intl

Thu 8/27

10:45 am-9:50 pm

2 stops20h 05m

$1,030

ShanghaiSeattle

SHA - SEA

SHASEA

Shanghai Hongqiao Intl

Sun 6/21

10:55 am-3:15 pm

1 stop19h 20m

Seattle/Tacoma Intl

Fri 6/26

12:10 am-9:45 am

1 stop18h 35m

$1,034

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/17

Showing 1-10 of 45 resultsSorted by cheapest first
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Best time to book a flight from Shanghai to Seattle

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

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

Currently, June is the cheapest month in which you can book a flight from Shanghai to Seattle (average of $435). Flying from Shanghai to Seattle in August is currently the most expensive (average of $964). 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 SHA to SEA?

Find hourly flight availability from Shanghai to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 18, 2026.

When flying from Shanghai to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Shanghai to Seattle?

How often are flights from Shanghai to Seattle delayed?

About 35% of weekly flights between Shanghai and Seattle have experienced delays in the past year, with the average delay time being 235 minutes.

What is the most punctual flight time for Shanghai to Seattle flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Thursday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Shanghai to Seattle flights?

Over the last year, Delta have had the lowest number of delays on this route, with just 20% of flights being delayed.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated May 18, 2026.
Read through reviews of airlines operating flights from Shanghai to Seattle, such as Korean Air,Asiana Airlines, andDelta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,217 reviews

Food

8.1

Boarding

8.5

Comfort

8.3

Entertainment

8.2

Overall

8.4

Crew

8.7

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
1,217 reviews
Korean Air
8.4
Very good
1,217 reviews

Food

8.1

Boarding

8.5

Comfort

8.3

Entertainment

8.2

Overall

8.4

Crew

8.7

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
8.1
Very good
534 reviews
Korean Air
8.4
Very good
1,217 reviews

Food

8.1

Boarding

8.5

Comfort

8.3

Entertainment

8.2

Overall

8.4

Crew

8.7

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
7.9
Good
8,447 reviews
Korean Air
8.4
Very good
1,217 reviews

Food

8.1

Boarding

8.5

Comfort

8.3

Entertainment

8.2

Overall

8.4

Crew

8.7

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 Shanghai to Seattle. 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 into for flights to Seattle from Shanghai?

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl is the airport most travelers will use when flying to Seattle from Shanghai. Booking flights from Shanghai to Seattle/Tacoma Intl (SEA) should be relatively easy as there are 0 daily inbound flights from Shanghai from 3 different airlines.

  • How long is the flight from Shanghai to Seattle?

    Delta, Korean Air, and Asiana Airlines can get you from Shanghai to Seattle in just under 11h 11m. Your travel time can differ by up to 25h 09m. There are 5705 mi between Shanghai and Seattle. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Shanghai to Seattle round-trip?

    Flying on Delta is currently your cheapest option to Seattle, with prices starting at $528. Additional round-trip tickets that might be worth considering are offered by Korean Air and Asiana Airlines, with the lowest prices starting at $679 and $713, respectively. Delta is priced at 47% lower than the current average price of a flight leaving 3 months from now.

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

    To fly one-way, consider booking your trip with Hainan Airlines, which is currently one of the cheapest options available, starting at $362. ANA flights start at $407 while deals on Korean Air start at $422 one-way.

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

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from Shanghai to Seattle (average of $435). Flying from Shanghai to Seattle in August is currently the most expensive (average of $964). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tacoma
Ocean Shores
Olympia
Lacey
Edmonds
Leavenworth
Snoqualmie
Tumwater
Tukwila
Puyallup
Kent
Lynnwood
Renton
Ellensburg
Fife
Lakewood
Issaquah
Shoreline
Marysville

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.

Alternative routes for Shanghai to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Pu Dong to Portland flights

Top 3 airlines flying from Shanghai to Seattle

Discover the top 3 airlines that operate flights from Shanghai to Seattle. 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 May 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$528Average$975FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$679Average$999FlexibilityNo cancel feeOn-time81%
Asiana AirlinesCheapest$713Average$931FlexibilityNo cancel feeOn-time76%

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