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Cheap flights from Seattle to Shanghai from $354

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 3/19. 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
7:30 pm - 12:20 pm
SEA
-
PVG
24h 50m2 stops
ANA Logo
2:35 am - 1:20 pm
PVG
-
SEA
26h 45m1 stop
$694ANA
Sun, Feb 8 - Tue, Feb 24
ANA Logo
3:45 pm - 1:15 am
SEA
-
PVG
17h 30m1 stop
ANA Logo
8:30 am - 8:58 pm
PVG
-
SEA
27h 28m2 stops
$696ANA
Mon, Feb 16 - Thu, Mar 12
Asiana Airlines Logo
12:10 am - 9:45 am
SEA
-
SHA
18h 35m1 stop
Asiana Airlines Logo
10:55 am - 2:55 pm
SHA
-
SEA
19h 00m1 stop
$697Asiana Airlines
Fri, Mar 20 - Tue, Apr 14
Hainan Airlines Logo
10:05 am - 10:30 am
SEA
-
PVG
32h 25m1 stop
Hainan Airlines Logo
11:45 am - 9:05 am
PVG
-
SEA
36h 20m1 stop
$699Hainan Airlines
Thu, Feb 26 - Wed, Mar 18
Asiana Airlines Logo
12:10 am - 10:05 am
SEA
-
PVG
17h 55m1 stop
Asiana Airlines Logo
4:25 pm - 2:55 pm
PVG
-
SEA
13h 30m1 stop
$701Asiana Airlines
Wed, Mar 4 - Wed, Mar 25
ANA Logo
9:55 am - 1:15 am
SEA
-
PVG
23h 20m2 stops
ANA Logo
8:30 am - 9:12 pm
PVG
-
SEA
28h 42m2 stops
$702ANA
Thu, Jan 29 - Thu, Feb 5
Asiana Airlines Logo
12:10 am - 10:05 am
SEA
-
PVG
18h 55m1 stop
Asiana Airlines Logo
1:10 pm - 2:55 pm
PVG
-
SEA
16h 45m1 stop
$703Asiana Airlines
Thu, Apr 9 - Mon, Apr 20
Korean Air Logo
11:00 am - 8:25 pm
SEA
-
PVG
17h 25m1 stop
Korean Air Logo
8:50 am - 10:00 am
PVG
-
SEA
16h 10m1 stop
$705Korean Air
Fri, Feb 27 - Wed, Mar 25
Korean Air Logo
12:50 pm - 12:25 pm
SEA
-
PVG
32h 35m1 stop
Korean Air Logo
11:10 am - 10:40 am
PVG
-
SEA
14h 30m1 stop
$706Korean Air
Fri, Apr 3 - Mon, Apr 13
Hainan Airlines Logo
11:00 am - 7:40 pm
SEA
-
SHA
17h 40m1 stop
Hainan Airlines Logo
7:35 pm - 9:00 am
SHA
-
SEA
28h 25m1 stop
$738Hainan Airlines
Tue, Mar 10 - Mon, Mar 16

Asiana Airlines flights from Seattle to Shanghai

Our best Asiana Airlines deals on Seattle to Shanghai flight tickets
Asiana Airlines
Mar 20
SEA12:10 amSeattle/Tacoma Intl
18h 35m
1 stop
SHA9:45 amShanghai Hongqiao Intl
Apr 14
SHA10:55 amShanghai Hongqiao Intl
19h 00m
1 stop
SEA2:55 pmSeattle/Tacoma Intl
$697
Find similar
Asiana Airlines
Mar 4
SEA12:10 amSeattle/Tacoma Intl
17h 55m
1 stop
PVG10:05 amShanghai Pu Dong
Mar 25
PVG4:25 pmShanghai Pu Dong
13h 30m
1 stop
SEA2:55 pmSeattle/Tacoma Intl
$701
Find similar
Asiana Airlines
Apr 9
SEA12:10 amSeattle/Tacoma Intl
18h 55m
1 stop
PVG10:05 amShanghai Pu Dong
Apr 20
PVG1:10 pmShanghai Pu Dong
16h 45m
1 stop
SEA2:55 pmSeattle/Tacoma Intl
$703
Find similar

Hainan Airlines flights from Seattle to Shanghai

Our best Hainan Airlines deals on Seattle to Shanghai flight tickets
Hainan Airlines
Feb 26
SEA10:05 amSeattle/Tacoma Intl
32h 25m
1 stop
PVG10:30 amShanghai Pu Dong
Mar 18
PVG11:45 amShanghai Pu Dong
36h 20m
1 stop
SEA9:05 amSeattle/Tacoma Intl
$699
Find similar
Hainan Airlines
Mar 19
SEA11:05 amSeattle/Tacoma Intl
32h 25m
1 stop
PVG10:30 amShanghai Pu Dong
Apr 13
PVG11:00 amShanghai Pu Dong
37h 00m
1 stop
SEA9:00 amSeattle/Tacoma Intl
$715
Find similar
Hainan Airlines
Mar 10
SEA11:00 amSeattle/Tacoma Intl
17h 40m
1 stop
SHA7:40 pmShanghai Hongqiao Intl
Mar 14
SHA8:35 amShanghai Hongqiao Intl
15h 25m
1 stop
SEA9:00 amSeattle/Tacoma Intl
$737
Find similar

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 3, 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 - PVG

SEAPVG

Seattle/Tacoma Intl

Sun 2/8

7:30 pm-12:20 pm

2 stops24h 50m

Shanghai Pu Dong

Tue 2/24

2:35 am-1:20 pm

1 stop26h 45m

$694

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

Mon 2/16

3:45 pm-1:15 am

1 stop17h 30m

Shanghai Pu Dong

Thu 3/12

8:30 am-8:58 pm

2 stops27h 28m

$696

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Fri 3/20

12:10 am-9:45 am

1 stop18h 35m

Shanghai Hongqiao Intl

Tue 4/14

10:55 am-2:55 pm

1 stop19h 00m

$697

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

Thu 2/26

10:05 am-10:30 am

1 stop32h 25m

Shanghai Pu Dong

Wed 3/18

11:45 am-9:05 am

1 stop36h 20m

$699

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

Wed 3/4

12:10 am-10:05 am

1 stop17h 55m

Shanghai Pu Dong

Wed 3/25

4:25 pm-2:55 pm

1 stop13h 30m

$701

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

Thu 1/29

9:55 am-1:15 am

2 stops23h 20m

Shanghai Pu Dong

Thu 2/5

8:30 am-9:12 pm

2 stops28h 42m

$702

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

Thu 4/9

12:10 am-10:05 am

1 stop18h 55m

Shanghai Pu Dong

Mon 4/20

1:10 pm-2:55 pm

1 stop16h 45m

$703

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

Fri 2/27

11:00 am-8:25 pm

1 stop17h 25m

Shanghai Pu Dong

Wed 3/25

8:50 am-10:00 am

1 stop16h 10m

$705

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

Fri 4/3

12:50 pm-12:25 pm

1 stop32h 35m

Shanghai Pu Dong

Mon 4/13

11:10 am-10:40 am

1 stop14h 30m

$706

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Tue 3/10

11:00 am-7:40 pm

1 stop17h 40m

Shanghai Hongqiao Intl

Mon 3/16

7:35 pm-9:00 am

1 stop28h 25m

$738

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 $857, 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 $1,081. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Seattle to Shanghai for around $1,352.

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 morning. Our users have found flights to Shanghai in the morning for as low as $1,151. Flights in the afternoon are often more expensive with an average ticket price of $1,177.

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 $1,120 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 $810 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
DeltaPriceFrom $492Free CancellationRating
7.9
8,024 reviews
Search Delta flights
Hainan AirlinesPriceFrom $537Free CancellationRating
8.2
62 reviews
Search Hainan Airlines flights
ANAPriceFrom $592Free CancellationRating
8.4
1,057 reviews
Search ANA flights
Asiana AirlinesPriceFrom $602Free CancellationRating
8.2
502 reviews
Search Asiana Airlines flights
Korean AirPriceFrom $673Free CancellationRating
8.4
1,186 reviews
Search Korean Air flights
China AirlinesPriceFrom $810Free CancellationRating
8.3
798 reviews
Search China Airlines flights
Cathay PacificPriceFrom $872Free CancellationRating
7.6
1,117 reviews
Search Cathay Pacific flights
Air CanadaPriceFrom $951Free CancellationRating
7.1
10,589 reviews
Search Air Canada flights
EVA AirPriceFrom $1,038Free CancellationRating
8.4
1,310 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