How many flights depart from Shanghai to Seattle on average per week?

The number of flights available between Shanghai and Seattle is 7 per week as of July 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

How many flights depart from Shanghai to Seattle on average per day?

As of July 2026, 1 flights take off from Shanghai and land in Seattle each day. The most common flight departure time for this route is 5:00PM, with 100% of daily flights taking off in the afternoon.

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

According to our data, Delta have had the least number of delays on this route over the last 12 months; with about 20% of their flights experiencing any sort of delay.

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

Generally, flights departing in the evening tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

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

Thursday is statistically the day of the week which experiences the fewest number of delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

How often are flights from Shanghai to Seattle delayed?

Historically, on average around 36% of flights between Shanghai and Seattle have experienced a delay on any given week. The average delay length over the past 12 months has been 227 minutes.

What is the cheapest airline that flies from Shanghai to Seattle/Tacoma Intl?

Hainan Airlines is the most popular carrier operating from Shanghai to Seattle/Tacoma Intl

What airlines fly to Seattle?

Delta, Asiana Airlines and Korean Air are the top three most popular airlines that fly to Seattle from Shanghai according to our data. Delta is the first choice among our users, with 64% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 3 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Shanghai to Seattle/Tacoma Intl Airport?

Prices for flights from Shanghai to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Shanghai to Seattle/Tacoma Intl Airport?

There are 3 operators available for flights from Shanghai to Seattle/Tacoma Intl Airport as of July 2026.

How old do you have to be to fly from Shanghai to Seattle/Tacoma Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Shanghai to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$422 Cheap Flights from Shanghai to Seattle in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Shanghai to Seattle

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:05 am - 9:00 am

PVG

SEA

36h 55m

1 stop

11:00 am - 9:50 am

SEA

PVG

31h 50m

1 stop

$821Hainan Airlines

Mon, Oct 5 - Tue, Oct 13

1:20 pm - 10:05 am

PVG

SEA

35h 45m

1 stop

11:45 am - 1:15 pm

SEA

PVG

34h 30m

1 stop

$837Cathay Pacific

Fri, Oct 16 - Mon, Oct 19

1:20 pm - 10:05 am

PVG

SEA

35h 45m

1 stop

11:45 am - 1:15 pm

SEA

PVG

34h 30m

1 stop

$838Cathay Pacific

Fri, Oct 16 - Mon, Oct 19

11:05 am - 9:00 am

PVG

SEA

36h 55m

1 stop

11:55 am - 12:05 am

SEA

PVG

21h 10m

1 stop

$842Hainan Airlines

Mon, Oct 5 - Thu, Oct 15

5:00 pm - 9:55 am

PVG

SEA

31h 55m

1 stop

10:30 pm - 3:50 pm

SEA

PVG

26h 20m

1 stop

$874Multiple Airlines

Wed, Oct 14 - Mon, Mar 15

1:10 pm - 3:15 pm

PVG

SEA

17h 05m

1 stop

12:10 am - 10:05 am

SEA

PVG

18h 55m

1 stop

$889Asiana Airlines

Mon, Sep 7 - Sun, Sep 20

3:55 pm - 9:52 am

PVG

SEA

32h 57m

1 stop

3:15 pm - 4:00 pm

SEA

PVG

33h 45m

1 stop

$894Air Canada

Tue, Oct 6 - Mon, Mar 15

3:55 pm - 10:47 pm

PVG

SEA

21h 52m

1 stop

8:40 am - 9:05 pm

SEA

PVG

20h 25m

2 stops

$901Multiple Airlines

Tue, Sep 15 - Tue, Nov 3

1:50 am - 2:25 pm

PVG

SEA

27h 35m

1 stop

3:40 pm - 9:25 pm

SEA

PVG

37h 45m

1 stop

$902ANA

Sun, Sep 20 - Tue, Nov 3

10:55 am - 3:15 pm

SHA

SEA

19h 20m

1 stop

12:10 am - 9:45 am

SEA

SHA

18h 35m

1 stop

$909Asiana Airlines

Mon, Sep 7 - Sun, Sep 20

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Cathay Pacific flights from Shanghai to Seattle

Our best Cathay Pacific deals on Shanghai to Seattle flight tickets

Cathay Pacific

Oct 16

PVG1:20 pmShanghai Pu Dong

35h 45m

1 stop

SEA10:05 amSeattle/Tacoma Intl

Oct 19

SEA11:45 amSeattle/Tacoma Intl

34h 30m

1 stop

PVG1:15 pmShanghai Pu Dong

$837

Cathay Pacific

Oct 16

PVG1:20 pmShanghai Pu Dong

35h 45m

1 stop

SEA10:05 amSeattle/Tacoma Intl

Oct 19

SEA11:45 amSeattle/Tacoma Intl

34h 30m

1 stop

PVG1:15 pmShanghai Pu Dong

$838

Cathay Pacific

Oct 2

PVG5:40 pmShanghai Pu Dong

31h 25m

1 stop

SEA10:05 amSeattle/Tacoma Intl

Oct 14

SEA11:45 amSeattle/Tacoma Intl

19h 25m

1 stop

PVG10:10 pmShanghai Pu Dong

$948

Asiana Airlines flights from Shanghai to Seattle

Our best Asiana Airlines deals on Shanghai to Seattle flight tickets

Asiana Airlines

Sep 7

PVG1:10 pmShanghai Pu Dong

17h 05m

1 stop

SEA3:15 pmSeattle/Tacoma Intl

Sep 20

SEA12:10 amSeattle/Tacoma Intl

18h 55m

1 stop

PVG10:05 amShanghai Pu Dong

$889

Asiana Airlines

Sep 7

SHA10:55 amShanghai Hongqiao Intl

19h 20m

1 stop

SEA3:15 pmSeattle/Tacoma Intl

Sep 20

SEA12:10 amSeattle/Tacoma Intl

18h 35m

1 stop

SHA9:45 amShanghai Hongqiao Intl

$909

Asiana Airlines

Oct 4

PVG1:05 amShanghai Pu Dong

29h 10m

1 stop

SEA3:15 pmSeattle/Tacoma Intl

Oct 13

SEA12:10 amSeattle/Tacoma Intl

29h 45m

1 stop

PVG8:55 pmShanghai Pu Dong

$910

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ShanghaiSeattle

PVG - SEA

PVGSEA

Shanghai Pu Dong

Mon 10/5

11:05 am-9:00 am

1 stop36h 55m

Seattle/Tacoma Intl

Tue 10/13

11:00 am-9:50 am

1 stop31h 50m

$821

ShanghaiSeattle

PVG - SEA

PVGSEA

Shanghai Pu Dong

Fri 10/16

1:20 pm-10:05 am

1 stop35h 45m

Seattle/Tacoma Intl

Mon 10/19

11:45 am-1:15 pm

1 stop34h 30m

$837

ShanghaiSeattle

PVG - SEA

PVGSEA

Shanghai Pu Dong

Fri 10/16

1:20 pm-10:05 am

1 stop35h 45m

Seattle/Tacoma Intl

Mon 10/19

11:45 am-1:15 pm

1 stop34h 30m

$838

ShanghaiSeattle

PVG - SEA

PVGSEA

Shanghai Pu Dong

Mon 10/5

11:05 am-9:00 am

1 stop36h 55m

Seattle/Tacoma Intl

Thu 10/15

11:55 am-12:05 am

1 stop21h 10m

$842

ShanghaiSeattle

PVG - SEA

PVGSEA

Shanghai Pu Dong

Wed 10/14

5:00 pm-9:55 am

1 stop31h 55m

Seattle/Tacoma Intl

Mon 3/15

10:30 pm-3:50 pm

1 stop26h 20m

$874

Quickest round-trip

ShanghaiSeattle

PVG - SEA

PVGSEA

Shanghai Pu Dong

Mon 9/7

1:10 pm-3:15 pm

1 stop17h 05m

Seattle/Tacoma Intl

Sun 9/20

12:10 am-10:05 am

1 stop18h 55m

$889

ShanghaiSeattle

PVG - SEA

PVGSEA

Shanghai Pu Dong

Tue 10/6

3:55 pm-9:52 am

1 stop32h 57m

Seattle/Tacoma Intl

Mon 3/15

3:15 pm-4:00 pm

1 stop33h 45m

$894

ShanghaiSeattle

PVG - SEA

PVGSEA

Shanghai Pu Dong

Tue 9/15

3:55 pm-10:47 pm

1 stop21h 52m

Seattle/Tacoma Intl

Tue 11/3

8:40 am-9:05 pm

2 stops20h 25m

$901

ShanghaiSeattle

PVG - SEA

PVGSEA

Shanghai Pu Dong

Sun 9/20

1:50 am-2:25 pm

1 stop27h 35m

Seattle/Tacoma Intl

Tue 11/3

3:40 pm-9:25 pm

1 stop37h 45m

$902

ShanghaiSeattle

SHA - SEA

SHASEA

Shanghai Hongqiao Intl

Mon 9/7

10:55 am-3:15 pm

1 stop19h 20m

Seattle/Tacoma Intl

Sun 9/20

12:10 am-9:45 am

1 stop18h 35m

$909

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Shanghai to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

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Other information

What is the typical price of a round-trip flight between Shanghai and Seattle?

What is the cheapest month to fly to Seattle?

In general, October is the cheapest month to fly from Shanghai to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $822. If you don’t want to visit Seattle in October, then you should wait until September to fly from Shanghai, when ticket prices are also cheap, with an average price of $862.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Shanghai is on a Saturday. momondo users have found tickets for Saturday departures for as low as $874. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Wednesday is the most expensive day to depart from Shanghai because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,272.

What is the cheapest Shanghai to Seattle/Tacoma Intl flight route?

Fly from Shanghai Pu Dong to Seattle/Tacoma Intl for the best Shanghai - Seattle/Tacoma Intl flight prices

What cabin class options are available on Shanghai to Seattle flights?

There are 3 cabin classes available to choose from on Shanghai to Seattle flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Shanghai to Seattle flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Shanghai to Seattle

Fastest flight time	10h 35m
Direct flights	Every day
Airports in Seattle	1 airport

The fastest flight from Shanghai to Seattle takes 10h 35m

Direct flights go from Shanghai to Seattle every day.

There is 1 airport in Seattle. From Shanghai there are direct flights to Seattle/Tacoma Intl (SEA).

Search flight deals

Frequently asked questions about flying from Shanghai to Seattle

How far is Shanghai to Seattle/Tacoma Intl by plane?
There are 5704.2 mi between Shanghai and Seattle/Tacoma Intl. By plane, this route typically takes 10h 35m.
When did momondo last update prices for flights from Shanghai to Seattle/Tacoma Intl Airport?
Prices for flights from Shanghai to Seattle/Tacoma Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Shanghai to Seattle/Tacoma Intl Airport?
There are 3 operators available for flights from Shanghai to Seattle/Tacoma Intl Airport as of July 2026.
How old do you have to be to fly from Shanghai to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Shanghai to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Shanghai to Seattle

Compare and see reviews for airlines that fly from Shanghai to Seattle with momondo

Airline	Rating	Free Cancellation	Price
Korean Air	PriceFrom $679	Free Cancellation	Rating 8.4 1,221 reviews	Search Korean Air flights
Asiana Airlines	PriceFrom $713	Free Cancellation	Rating 8.1 553 reviews	Search Asiana Airlines flights
Delta	PriceFrom $756	Free Cancellation	Rating 7.8 8,478 reviews	Search Delta flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Redmond

Kent

Lakewood

Tukwila

Puyallup

Fife

Federal Way

Cle Elum

Marysville

Kirkland

Centralia

Shoreline

Lacey

Why use momondo?

Why should I use momondo to find a flight deal from Shanghai to Seattle?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Shanghai to Seattle. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Shanghai to Seattle with flexible booking policies on momondo?

Yes. All flights to Seattle from Shanghai on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Shanghai to Seattle?

Once you have performed a search for Shanghai to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Shanghai to Seattle right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Seattle from Shanghai. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Cheap flights from Shanghai to Seattle from $422

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Shanghai to Seattle departing on 10/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Shanghai to Seattle

What is the typical price of a round-trip flight between Shanghai and Seattle?

What is the cheapest month to fly to Seattle?

What is the cheapest day to depart on your flight to Seattle?

What is the cheapest Shanghai to Seattle/Tacoma Intl flight route?

What cabin class options are available on Shanghai to Seattle flights?

What is the cheapest airline that flies from Shanghai to Seattle/Tacoma Intl?

What airlines fly to Seattle?

How often are flights from Shanghai to Seattle delayed?

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

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

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

How many flights depart from Shanghai to Seattle on average per day?

How many flights depart from Shanghai to Seattle on average per week?

Cheap Shanghai to Seattle flight deals and tips

Fastest flight time

Direct flights

Airports in Seattle

Frequently asked questions about flying from Shanghai to Seattle

Best airlines flying from Shanghai to Seattle

Compare and see reviews for airlines that fly from Shanghai to Seattle with momondo

Traveling to a place near Seattle?

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