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Cheap flights from Seattle to Shanghai from $352

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Shanghai departing on 1/22. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
ANA Logo
3:45 pm - 12:25 pm
SEA
-
SHA
28h 40m
1 stop
ANA Logo
1:40 pm - 2:20 pm
SHA
-
SEA
15h 40m
1 stop
$662ANA
Wed, Mar 4 - Tue, Mar 17
Hainan Airlines Logo
11:05 am - 10:30 am
SEA
-
PVG
32h 25m
1 stop
Hainan Airlines Logo
11:45 am - 9:05 am
PVG
-
SEA
36h 20m
1 stop
$666Hainan Airlines
Thu, Mar 12 - Wed, Mar 25
Asiana Airlines Logo
12:10 am - 3:10 pm
SEA
-
PVG
24h 00m
1 stop
Asiana Airlines Logo
1:10 pm - 2:55 pm
PVG
-
SEA
16h 45m
1 stop
$667Asiana Airlines
Sat, Mar 21 - Tue, Apr 14
Korean Air Logo
11:00 am - 12:35 pm
SEA
-
PVG
33h 35m
1 stop
Korean Air Logo
8:50 am - 9:00 am
PVG
-
SEA
16h 10m
1 stop
$673Korean Air
Mon, Feb 2 - Thu, Feb 5
ANA Logo
7:29 pm - 12:25 pm
SEA
-
SHA
24h 56m
2 stops
ANA Logo
1:40 pm - 2:20 pm
SHA
-
SEA
15h 40m
1 stop
$683ANA
Wed, Mar 4 - Wed, Mar 18
ANA Logo
3:45 pm - 12:25 pm
SEA
-
SHA
28h 40m
1 stop
ANA Logo
1:40 pm - 2:20 pm
SHA
-
SEA
15h 40m
1 stop
$684ANA
Wed, Mar 4 - Wed, Mar 18
ANA Logo
3:45 pm - 1:15 am
SEA
-
PVG
17h 30m
1 stop
ANA Logo
8:30 am - 2:20 pm
PVG
-
SEA
20h 50m
1 stop
$684ANA
Wed, Mar 4 - Wed, Mar 18
ANA Logo
3:45 pm - 12:25 pm
SEA
-
SHA
28h 40m
1 stop
ANA Logo
1:40 pm - 1:20 pm
SHA
-
SEA
15h 40m
1 stop
$685ANA
Mon, Feb 9 - Wed, Feb 25
Asiana Airlines Logo
12:10 am - 9:45 am
SEA
-
SHA
18h 35m
1 stop
Asiana Airlines Logo
10:55 am - 2:55 pm
SHA
-
SEA
19h 00m
1 stop
$686Asiana Airlines
Sun, Mar 22 - Mon, Apr 13
Multiple Airlines Logo
1:15 am - 2:15 pm
SEA
-
PVG
22h 00m
1 stop
Multiple Airlines Logo
9:00 am - 4:10 pm
PVG
-
SEA
22h 10m
1 stop
$687Multiple Airlines
Sat, Apr 25 - Thu, May 7

ANA flights from Seattle to Shanghai

Our best ANA deals on Seattle to Shanghai flight tickets
ANA
Mar 4
SEA3:45 pmSeattle/Tacoma Intl
28h 40m
1 stop
SHA12:25 pmShanghai Hongqiao Intl
Mar 17
SHA1:40 pmShanghai Hongqiao Intl
15h 40m
1 stop
SEA2:20 pmSeattle/Tacoma Intl
$662
ANA
Mar 4
SEA7:29 pmSeattle/Tacoma Intl
24h 56m
2 stops
SHA12:25 pmShanghai Hongqiao Intl
Mar 18
SHA1:40 pmShanghai Hongqiao Intl
15h 40m
1 stop
SEA2:20 pmSeattle/Tacoma Intl
$683
ANA
Mar 4
SEA3:45 pmSeattle/Tacoma Intl
28h 40m
1 stop
SHA12:25 pmShanghai Hongqiao Intl
Mar 18
SHA1:40 pmShanghai Hongqiao Intl
15h 40m
1 stop
SEA2:20 pmSeattle/Tacoma Intl
$684

Korean Air flights from Seattle to Shanghai

Our best Korean Air deals on Seattle to Shanghai flight tickets
Korean Air
Feb 2
SEA11:00 amSeattle/Tacoma Intl
33h 35m
1 stop
PVG12:35 pmShanghai Pu Dong
Feb 5
PVG8:50 amShanghai Pu Dong
16h 10m
1 stop
SEA9:00 amSeattle/Tacoma Intl
$673
Korean Air
Mar 18
SEA12:00 pmSeattle/Tacoma Intl
17h 25m
1 stop
PVG8:25 pmShanghai Pu Dong
Apr 14
PVG1:40 pmShanghai Pu Dong
36h 00m
1 stop
SEA10:40 amSeattle/Tacoma Intl
$706
Korean Air
Mar 21
SEA12:15 pmSeattle/Tacoma Intl
30h 30m
2 stops
PVG9:45 amShanghai Pu Dong
Apr 16
PVG11:10 amShanghai Pu Dong
14h 30m
1 stop
SEA10:40 amSeattle/Tacoma Intl
$711

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Shanghai 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, momondo users made 832,500 searches. Data last updated January 15, 2026.
Use the filters below to find and compare flights from Seattle to Shanghai that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Wed 3/4

3:45 pm-12:25 pm

1 stop28h 40m

Shanghai Hongqiao Intl

Tue 3/17

1:40 pm-2:20 pm

1 stop15h 40m

$662

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

Thu 3/12

11:05 am-10:30 am

1 stop32h 25m

Shanghai Pu Dong

Wed 3/25

11:45 am-9:05 am

1 stop36h 20m

$666

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

Sat 3/21

12:10 am-3:10 pm

1 stop24h 00m

Shanghai Pu Dong

Tue 4/14

1:10 pm-2:55 pm

1 stop16h 45m

$667

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

Mon 2/2

11:00 am-12:35 pm

1 stop33h 35m

Shanghai Pu Dong

Thu 2/5

8:50 am-9:00 am

1 stop16h 10m

$673

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Wed 3/4

7:29 pm-12:25 pm

2 stops24h 56m

Shanghai Hongqiao Intl

Wed 3/18

1:40 pm-2:20 pm

1 stop15h 40m

$683

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Wed 3/4

3:45 pm-12:25 pm

1 stop28h 40m

Shanghai Hongqiao Intl

Wed 3/18

1:40 pm-2:20 pm

1 stop15h 40m

$684

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

Wed 3/4

3:45 pm-1:15 am

1 stop17h 30m

Shanghai Pu Dong

Wed 3/18

8:30 am-2:20 pm

1 stop20h 50m

$684

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Mon 2/9

3:45 pm-12:25 pm

1 stop28h 40m

Shanghai Hongqiao Intl

Wed 2/25

1:40 pm-1:20 pm

1 stop15h 40m

$685

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Sun 3/22

12:10 am-9:45 am

1 stop18h 35m

Shanghai Hongqiao Intl

Mon 4/13

10:55 am-2:55 pm

1 stop19h 00m

$686

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

Sat 4/25

1:15 am-2:15 pm

1 stop22h 00m

Shanghai Pu Dong

Thu 5/7

9:00 am-4:10 pm

1 stop22h 10m

$687

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Shanghai from

How to get the cheapest flight ticket from Seattle to Shanghai

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

What is the cheapest month to fly to Shanghai?

The cheapest month to fly to Shanghai from Seattle is in February. Flight prices, which tend to average around $854, are often lower during this time because this is during the off-season. The month of March is another great option to travel to Shanghai, with average flight prices from Seattle averaging around $986.

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

The cheapest day to depart on your flight to Shanghai is on a Sunday when prices can be found for as low as $1,064. This is often the case because there is less demand to fly during this day of the week. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Seattle to Shanghai for around $1,250.

What is the cheapest time of day to depart on your flight to Shanghai?

Our data shows that the cheapest Seattle to Shanghai flights are usually those with departure times in the afternoon. Our users have found flights to Shanghai in the afternoon for as low as $1,109. Flights in the morning are often more expensive with an average ticket price of $1,147.

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

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

How far in advance should I book a flight to Shanghai?

You are more likely to see cheaper flights to Shanghai from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Shanghai for around $1,116 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Shanghai from Seattle for as low as $799 on momondo.

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

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

Cheap Seattle to Shanghai flight deals and tips

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

Fastest flight time

12h 30m

Direct flights

Every day

Airports in Shanghai

2 airports
The fastest flight from Seattle to Shanghai takes 12h 30m
Direct flights go from Seattle to Shanghai every day.
There are 2 airports in Shanghai. From Seattle there are direct flights to Shanghai Pu Dong (PVG).
Search flight deals

  • How far is Seattle/Tacoma Intl to Shanghai by plane?

    There are 5704.2 mi between Seattle/Tacoma Intl and Shanghai. Typically, this will take 12h 30m by plane in normal conditions.

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

    Prices for flights from Seattle/Tacoma Intl Airport to Shanghai refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Shanghai.

  • What documentation or ID do you need to fly to Shanghai?

    The necessary travel and health documents for your Shanghai trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Seattle to Shanghai

Compare and see reviews for airlines that fly from Seattle to Shanghai with momondo
Airline
Rating
Free Cancellation
Price
Asiana AirlinesPriceFrom $437Free CancellationRating
8.1
502 reviews
Search Asiana Airlines flights
DeltaPriceFrom $449Free CancellationRating
7.9
8,051 reviews
Search Delta flights
Hainan AirlinesPriceFrom $457Free CancellationRating
8.2
62 reviews
Search Hainan Airlines flights
Air CanadaPriceFrom $594Free CancellationRating
7.1
10,624 reviews
Search Air Canada flights
Korean AirPriceFrom $673Free CancellationRating
8.4
1,187 reviews
Search Korean Air flights
ANAPriceFrom $706Free CancellationRating
8.4
1,073 reviews
Search ANA flights
China AirlinesPriceFrom $810Free CancellationRating
8.3
798 reviews
Search China Airlines flights
Cathay PacificPriceFrom $872Free CancellationRating
7.6
1,130 reviews
Search Cathay Pacific flights
EVA AirPriceFrom $1,057Free CancellationRating
8.4
1,324 reviews
Search EVA Air flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seattle to Shanghai. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Shanghai from Seattle which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Seattle and Shanghai by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Seattle to Shanghai flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to China

Fly into one of these airports located in Shanghai

Airports listed have a maximum distance of 18.9 mi from Shanghai
Shanghai Pu Dong Airport
Shanghai Hongqiao Intl Airport