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Cheap flights from Seattle to Shanghai from $381

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 8/26. 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

Philippine Airlines Logo
8:37 am - 2:30 pmSEA-PVG
38h 53m2 stops
Philippine Airlines Logo
4:00 pm - 7:15 pmPVG-SEA
18h 15m1 stop
$706Philippine Airlines
Find Deal
sáb., sep. 20 - dom., oct. 12
Hainan Airlines Logo
11:00 am - 10:00 amSEA-SHA
32h 00m1 stop
Hainan Airlines Logo
12:10 pm - 9:00 amSHA-SEA
35h 50m1 stop
$732Hainan Airlines
Find Deal
mar., ago. 26 - vie., ago. 29
Logo
7:05 pm - 2:30 pmSEA-PVG
28h 25m2 stops
Logo
4:55 pm - 6:35 pmPVG-SEA
17h 40m1 stop
$794
Find Deal
mié., sep. 10 - mié., nov. 19
Logo
7:15 pm - 2:30 pmSEA-PVG
28h 15m2 stops
Logo
4:00 pm - 8:54 amPVG-SEA
31h 54m2 stops
$797
Find Deal
jue., sep. 11 - jue., sep. 18
Asiana Airlines Logo
12:10 am - 5:00 pmSEA-SHA
24h 50m1 stop
Asiana Airlines Logo
6:10 pm - 2:55 pmSHA-SEA
35h 45m1 stop
$881Asiana Airlines
Find Deal
lun., ene. 5 - lun., jun. 29
Asiana Airlines Logo
2:15 pm - 5:00 pmSEA-SHA
35h 45m1 stop
Asiana Airlines Logo
6:10 pm - 12:30 pmSHA-SEA
33h 20m1 stop
$891Asiana Airlines
Find Deal
vie., sep. 26 - mié., oct. 15
ANA Logo
3:37 pm - 12:25 pmSEA-SHA
28h 48m2 stops
ANA Logo
1:40 pm - 7:16 pmSHA-SEA
21h 36m2 stops
$930ANA
Find Deal
mié., nov. 12 - lun., dic. 1
ANA Logo
3:25 pm - 12:25 pmSEA-SHA
29h 00m2 stops
ANA Logo
1:40 pm - 7:16 pmSHA-SEA
21h 36m2 stops
$934ANA
Find Deal
lun., ene. 26 - jue., feb. 12
Korean Air Logo
6:05 pm - 5:10 pmSEA-SHA
32h 05m2 stops
Korean Air Logo
6:25 pm - 9:00 amSHA-SEA
30h 35m1 stop
$940Korean Air
Find Deal
sáb., oct. 25 - lun., nov. 10
Korean Air Logo
6:50 pm - 5:05 pmSEA-SHA
31h 15m2 stops
Korean Air Logo
6:25 pm - 4:20 pmSHA-SEA
37h 55m2 stops
$951Korean Air
Find Deal
sáb., sep. 13 - mar., nov. 18

Cathay Pacific flights from Seattle to Shanghai

Our best Cathay Pacific deals on Seattle to Shanghai flight tickets
Cathay Pacific
Aug 27
SEA7:45 amSeattle/Tacoma Intl
25h 10m
2 stops
PVG11:55 pmShanghai Pu Dong
Sep 17
PVG8:35 amShanghai Pu Dong
28h 23m
2 stops
SEA9:58 pmSeattle/Tacoma Intl
$942
Find similar
Cathay Pacific
Sep 3
SEA3:23 pmSeattle/Tacoma Intl
29h 42m
2 stops
SHA12:05 pmShanghai Hongqiao Intl
Sep 23
SHA4:50 pmShanghai Hongqiao Intl
36h 59m
2 stops
SEA2:49 pmSeattle/Tacoma Intl
$950
Find similar
Cathay Pacific
Aug 27
SEA11:40 amSeattle/Tacoma Intl
36h 55m
2 stops
SHA3:35 pmShanghai Hongqiao Intl
Sep 17
SHA1:20 pmShanghai Hongqiao Intl
42h 21m
2 stops
SEA4:41 pmSeattle/Tacoma Intl
$955
Find similar

ANA flights from Seattle to Shanghai

Our best ANA deals on Seattle to Shanghai flight tickets
ANA
Nov 12
SEA3:37 pmSeattle/Tacoma Intl
28h 48m
2 stops
SHA12:25 pmShanghai Hongqiao Intl
Dec 1
SHA1:40 pmShanghai Hongqiao Intl
21h 36m
2 stops
SEA7:16 pmSeattle/Tacoma Intl
$930
Find similar
ANA
Jan 26
SEA3:25 pmSeattle/Tacoma Intl
29h 00m
2 stops
SHA12:25 pmShanghai Hongqiao Intl
Feb 12
SHA1:40 pmShanghai Hongqiao Intl
21h 36m
2 stops
SEA7:16 pmSeattle/Tacoma Intl
$934
Find similar
ANA
Oct 14
SEA4:30 pmSeattle/Tacoma Intl
28h 45m
1 stop
SHA12:15 pmShanghai Hongqiao Intl
Nov 5
SHA1:40 pmShanghai Hongqiao Intl
15h 40m
1 stop
SEA1:20 pmSeattle/Tacoma Intl
$949
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 agosto 14, 2025.
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

sáb. 9/20

8:37 am-2:30 pm

2 stops38h 53m

Shanghai Pu Dong

dom. 10/12

4:00 pm-7:15 pm

1 stop18h 15m

$706

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

mar. 8/26

11:00 am-10:00 am

1 stop32h 00m

Shanghai Hongqiao Intl

vie. 8/29

12:10 pm-9:00 am

1 stop35h 50m

$732

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

mié. 9/10

7:05 pm-2:30 pm

2 stops28h 25m

Shanghai Pu Dong

mié. 11/19

4:55 pm-6:35 pm

1 stop17h 40m

$794

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

jue. 9/11

7:15 pm-2:30 pm

2 stops28h 15m

Shanghai Pu Dong

jue. 9/18

4:00 pm-8:54 am

2 stops31h 54m

$797

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

lun. 1/5

12:10 am-5:00 pm

1 stop24h 50m

Shanghai Hongqiao Intl

lun. 6/29

6:10 pm-2:55 pm

1 stop35h 45m

$881

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

vie. 9/26

2:15 pm-5:00 pm

1 stop35h 45m

Shanghai Hongqiao Intl

mié. 10/15

6:10 pm-12:30 pm

1 stop33h 20m

$891

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

mié. 11/12

3:37 pm-12:25 pm

2 stops28h 48m

Shanghai Hongqiao Intl

lun. 12/1

1:40 pm-7:16 pm

2 stops21h 36m

$930

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

lun. 1/26

3:25 pm-12:25 pm

2 stops29h 00m

Shanghai Hongqiao Intl

jue. 2/12

1:40 pm-7:16 pm

2 stops21h 36m

$934

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

sáb. 10/25

6:05 pm-5:10 pm

2 stops32h 05m

Shanghai Hongqiao Intl

lun. 11/10

6:25 pm-9:00 am

1 stop30h 35m

$940

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

sáb. 9/13

6:50 pm-5:05 pm

2 stops31h 15m

Shanghai Hongqiao Intl

mar. 11/18

6:25 pm-4:20 pm

2 stops37h 55m

$951

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

What is the cheapest month to fly to Shanghai?

The cheapest month to fly to Shanghai from Seattle is in March. Flight prices, which tend to average around $994, are often lower during this time because this is during the off-season. The month of April is another great option to travel to Shanghai, with average flight prices from Seattle averaging around $1,027.

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 $1,139. 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 $1,391.

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 $1,236. Flights at noon are often more expensive with an average ticket price of $1,490.

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 $1,165 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 $850 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

Best Price Found

$381

Fastest flight time

15h 00m

Direct flights

Every day

Airports in Shanghai

2 airports
The best one-way flight to Shanghai from Seattle in the past 72 hours is $381. The best round-trip flight deal from Seattle to Shanghai found on momondo in the last 72 hours is $706.
The fastest flight from Seattle to Shanghai takes 15h 00m
Direct flights go from Seattle to Shanghai every day.
There are 2 airports near Shanghai: Shanghai Pu Dong (PVG), Shanghai Hongqiao Intl (SHA)
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 15h 40m 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
Hainan AirlinesPriceFrom $468Free CancellationRating
8.2
45 reviews
Search Hainan Airlines flights
DeltaPriceFrom $528Free CancellationRating
8.0
7,980 reviews
Search Delta flights
Air CanadaPriceFrom $719Free CancellationRating
7.1
9,949 reviews
Search Air Canada flights
China AirlinesPriceFrom $825Free CancellationRating
8.3
762 reviews
Search China Airlines flights
Asiana AirlinesPriceFrom $829Free CancellationRating
8.2
473 reviews
Search Asiana Airlines flights
Korean AirPriceFrom $907Free CancellationRating
8.4
1,131 reviews
Search Korean Air flights
ANAPriceFrom $953Free CancellationRating
8.4
933 reviews
Search ANA flights
EVA AirPriceFrom $1,038Free CancellationRating
8.4
1,233 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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mar. 8/19
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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