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Cheap flights from Seattle to Shanghai from $358

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 1/8. 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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Korean Air Logo
11:00 am - 8:25 pmSEA-PVG
17h 25m1 stop
Korean Air Logo
2:00 pm - 10:00 amPVG-SEA
35h 00m1 stop
$705Korean Air
Find Deal
Sat, Feb 28 - Sat, Mar 14
Korean Air Logo
11:00 am - 8:25 pmSEA-PVG
17h 25m1 stop
Korean Air Logo
2:00 pm - 8:00 pmPVG-SEA
21h 00m2 stops
$716Korean Air
Find Deal
Fri, Feb 27 - Fri, Mar 13
Hainan Airlines Logo
11:00 am - 7:40 pmSEA-SHA
17h 40m1 stop
Hainan Airlines Logo
7:00 pm - 9:00 amSHA-SEA
29h 00m1 stop
$719Hainan Airlines
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Tue, Mar 24 - Mon, Apr 13
Asiana Airlines Logo
12:10 am - 9:45 amSEA-SHA
17h 35m1 stop
Asiana Airlines Logo
10:55 am - 1:55 pmSHA-SEA
19h 00m1 stop
$724Asiana Airlines
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Wed, Jan 7 - Fri, Feb 27
Hainan Airlines Logo
10:00 am - 1:20 pmSEA-PVG
35h 20m1 stop
Hainan Airlines Logo
11:45 am - 8:05 amPVG-SEA
36h 20m1 stop
$724Hainan Airlines
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Tue, Dec 30 - Wed, Jan 14
Korean Air Logo
5:59 pm - 5:10 pmSEA-SHA
31h 11m2 stops
Korean Air Logo
6:25 pm - 9:00 amSHA-SEA
30h 35m1 stop
$729Korean Air
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Sun, Jan 18 - Mon, Feb 2
Hainan Airlines Logo
10:00 am - 7:40 pmSEA-SHA
17h 40m1 stop
Hainan Airlines Logo
11:50 am - 8:00 amSHA-SEA
36h 10m1 stop
$741Hainan Airlines
Find Deal
Sat, Jan 17 - Fri, Feb 13
Hainan Airlines Logo
10:00 am - 1:20 pmSEA-PVG
35h 20m1 stop
Hainan Airlines Logo
6:55 am - 8:00 amPVG-SEA
17h 05m1 stop
$744Hainan Airlines
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Sat, Feb 21 - Sat, Mar 7
Asiana Airlines Logo
12:10 am - 11:55 amSEA-PVG
19h 45m1 stop
Asiana Airlines Logo
8:25 am - 1:55 pmPVG-SEA
21h 30m1 stop
$759Asiana Airlines
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Mon, Dec 29 - Fri, Jan 16
Multiple Airlines Logo
1:40 pm - 11:55 amSEA-PVG
30h 15m1 stop
Multiple Airlines Logo
11:45 am - 8:05 amPVG-SEA
36h 20m1 stop
$780Multiple Airlines
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Fri, Jan 9 - Wed, Jan 21

Hainan Airlines flights from Seattle to Shanghai

Our best Hainan Airlines deals on Seattle to Shanghai flight tickets
Hainan Airlines
Mar 24
SEA11:00 amSeattle/Tacoma Intl
17h 40m
1 stop
SHA7:40 pmShanghai Hongqiao Intl
Apr 13
SHA7:00 pmShanghai Hongqiao Intl
29h 00m
1 stop
SEA9:00 amSeattle/Tacoma Intl
$719
Find similar
Hainan Airlines
Dec 30
SEA10:00 amSeattle/Tacoma Intl
35h 20m
1 stop
PVG1:20 pmShanghai Pu Dong
Jan 14
PVG11:45 amShanghai Pu Dong
36h 20m
1 stop
SEA8:05 amSeattle/Tacoma Intl
$724
Find similar
Hainan Airlines
Jan 17
SEA10:00 amSeattle/Tacoma Intl
17h 40m
1 stop
SHA7:40 pmShanghai Hongqiao Intl
Feb 13
SHA11:50 amShanghai Hongqiao Intl
36h 10m
1 stop
SEA8:00 amSeattle/Tacoma Intl
$741
Find similar

Asiana Airlines flights from Seattle to Shanghai

Our best Asiana Airlines deals on Seattle to Shanghai flight tickets
Asiana Airlines
Jan 7
SEA12:10 amSeattle/Tacoma Intl
17h 35m
1 stop
SHA9:45 amShanghai Hongqiao Intl
Jan 18
SHA10:55 amShanghai Hongqiao Intl
19h 00m
1 stop
SEA1:55 pmSeattle/Tacoma Intl
$724
Find similar
Asiana Airlines
Mar 20
SEA12:10 amSeattle/Tacoma Intl
18h 55m
1 stop
PVG10:05 amShanghai Pu Dong
Apr 5
PVG1:10 pmShanghai Pu Dong
16h 45m
1 stop
SEA2:55 pmSeattle/Tacoma Intl
$726
Find similar
Asiana Airlines
Mar 20
SEA12:10 amSeattle/Tacoma Intl
18h 55m
1 stop
PVG10:05 amShanghai Pu Dong
Apr 5
PVG1:10 pmShanghai Pu Dong
16h 45m
1 stop
SEA2:55 pmSeattle/Tacoma Intl
$731
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 December 1, 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

Sat 2/28

11:00 am-8:25 pm

1 stop17h 25m

Shanghai Pu Dong

Sat 3/14

2:00 pm-10:00 am

1 stop35h 00m

$705

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

Fri 2/27

11:00 am-8:25 pm

1 stop17h 25m

Shanghai Pu Dong

Fri 3/13

2:00 pm-8:00 pm

2 stops21h 00m

$716

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Tue 3/24

11:00 am-7:40 pm

1 stop17h 40m

Shanghai Hongqiao Intl

Mon 4/13

7:00 pm-9:00 am

1 stop29h 00m

$719

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Wed 1/7

12:10 am-9:45 am

1 stop17h 35m

Shanghai Hongqiao Intl

Fri 2/27

10:55 am-1:55 pm

1 stop19h 00m

$724

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

Tue 12/30

10:00 am-1:20 pm

1 stop35h 20m

Shanghai Pu Dong

Wed 1/14

11:45 am-8:05 am

1 stop36h 20m

$724

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Sun 1/18

5:59 pm-5:10 pm

2 stops31h 11m

Shanghai Hongqiao Intl

Mon 2/2

6:25 pm-9:00 am

1 stop30h 35m

$729

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Sat 1/17

10:00 am-7:40 pm

1 stop17h 40m

Shanghai Hongqiao Intl

Fri 2/13

11:50 am-8:00 am

1 stop36h 10m

$741

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

Sat 2/21

10:00 am-1:20 pm

1 stop35h 20m

Shanghai Pu Dong

Sat 3/7

6:55 am-8:00 am

1 stop17h 05m

$744

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

Mon 12/29

12:10 am-11:55 am

1 stop19h 45m

Shanghai Pu Dong

Fri 1/16

8:25 am-1:55 pm

1 stop21h 30m

$759

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

Fri 1/9

1:40 pm-11:55 am

1 stop30h 15m

Shanghai Pu Dong

Wed 1/21

11:45 am-8:05 am

1 stop36h 20m

$780

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 March. Flight prices, which tend to average around $986, 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 $1,023.

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 $1,357.

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 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 $1,122 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 $805 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

1 airport
The fastest flight from Seattle to Shanghai takes 12h 30m
Direct flights go from Seattle to Shanghai every day.
There is 1 airport near Shanghai: 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 13h 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
8.2
490 reviews
Search Asiana Airlines flights
Hainan AirlinesPriceFrom $472Free CancellationRating
8.3
58 reviews
Search Hainan Airlines flights
DeltaPriceFrom $499Free CancellationRating
7.9
8,010 reviews
Search Delta flights
Air CanadaPriceFrom $594Free CancellationRating
7.1
10,493 reviews
Search Air Canada flights
Korean AirPriceFrom $694Free CancellationRating
8.4
1,177 reviews
Search Korean Air flights
China AirlinesPriceFrom $768Free CancellationRating
8.3
784 reviews
Search China Airlines flights
ANAPriceFrom $778Free CancellationRating
8.4
1,016 reviews
Search ANA flights
EVA AirPriceFrom $1,038Free CancellationRating
8.4
1,288 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