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Cheap flights from Seattle to Shanghai from $342

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.
Korean Air Logo
11:00 am - 8:25 pm
SEA
-
PVG
17h 25m1 stop
Korean Air Logo
11:20 am - 9:00 am
PVG
-
SEA
13h 40m1 stop
$705Korean Air
Sun, Jan 11 - Thu, Jan 22
ANA Logo
3:45 pm - 12:25 pm
SEA
-
SHA
28h 40m1 stop
ANA Logo
1:40 pm - 1:20 pm
SHA
-
SEA
15h 40m1 stop
$706ANA
Tue, Jan 13 - Tue, Jan 27
ANA Logo
5:10 pm - 9:25 pm
SEA
-
PVG
36h 15m2 stops
ANA Logo
2:35 am - 7:16 pm
PVG
-
SEA
32h 41m2 stops
$708ANA
Sun, Feb 1 - Sun, Mar 1
Korean Air Logo
7:10 am - 8:25 pm
SEA
-
PVG
21h 15m2 stops
Korean Air Logo
8:50 am - 10:00 am
PVG
-
SEA
16h 10m1 stop
$710Korean Air
Fri, Feb 27 - Fri, Mar 20
ANA Logo
3:45 pm - 1:15 am
SEA
-
PVG
17h 30m1 stop
ANA Logo
8:30 am - 1:20 pm
PVG
-
SEA
20h 50m1 stop
$711ANA
Thu, Jan 1 - Thu, Jan 15
ANA Logo
10:05 am - 1:15 am
SEA
-
PVG
23h 10m2 stops
ANA Logo
8:30 am - 1:20 pm
PVG
-
SEA
20h 50m1 stop
$712ANA
Tue, Jan 6 - Fri, Jan 16
ANA Logo
10:05 am - 1:15 am
SEA
-
PVG
23h 10m2 stops
ANA Logo
8:30 am - 9:12 pm
PVG
-
SEA
28h 42m2 stops
$713ANA
Wed, Jan 14 - Thu, Jan 29
ANA Logo
7:30 pm - 9:25 pm
SEA
-
PVG
33h 55m2 stops
ANA Logo
8:30 am - 1:20 pm
PVG
-
SEA
20h 50m1 stop
$716ANA
Sun, Feb 1 - Tue, Mar 3
Asiana Airlines Logo
12:10 am - 9:45 am
SEA
-
SHA
17h 35m1 stop
Asiana Airlines Logo
10:55 am - 1:55 pm
SHA
-
SEA
19h 00m1 stop
$724Asiana Airlines
Sat, Jan 10 - Fri, Jan 23
Hainan Airlines Logo
11:00 am - 7:40 pm
SEA
-
SHA
17h 40m1 stop
Hainan Airlines Logo
8:20 am - 9:00 am
SHA
-
SEA
15h 40m1 stop
$755Hainan Airlines
Tue, Mar 24 - Tue, Apr 14

ANA flights from Seattle to Shanghai

Our best ANA deals on Seattle to Shanghai flight tickets
ANA
Jan 13
SEA3:45 pmSeattle/Tacoma Intl
28h 40m
1 stop
SHA12:25 pmShanghai Hongqiao Intl
Jan 27
SHA1:40 pmShanghai Hongqiao Intl
15h 40m
1 stop
SEA1:20 pmSeattle/Tacoma Intl
$706
Find similar
ANA
Jan 27
SEA5:10 pmSeattle/Tacoma Intl
27h 15m
2 stops
SHA12:25 pmShanghai Hongqiao Intl
Feb 4
SHA1:40 pmShanghai Hongqiao Intl
21h 36m
2 stops
SEA7:16 pmSeattle/Tacoma Intl
$708
Find similar
ANA
Jan 27
SEA3:45 pmSeattle/Tacoma Intl
28h 40m
1 stop
SHA12:25 pmShanghai Hongqiao Intl
Feb 4
SHA1:40 pmShanghai Hongqiao Intl
15h 40m
1 stop
SEA1:20 pmSeattle/Tacoma Intl
$711
Find similar

Asiana Airlines flights from Seattle to Shanghai

Our best Asiana Airlines deals on Seattle to Shanghai flight tickets
Asiana Airlines
Jan 10
SEA12:10 amSeattle/Tacoma Intl
17h 35m
1 stop
SHA9:45 amShanghai Hongqiao Intl
Jan 23
SHA10:55 amShanghai Hongqiao Intl
19h 00m
1 stop
SEA1:55 pmSeattle/Tacoma Intl
$724
Find similar
Asiana Airlines
May 11
SEA12:10 amSeattle/Tacoma Intl
18h 55m
1 stop
PVG10:05 amShanghai Pu Dong
May 26
PVG11:35 amShanghai Pu Dong
18h 20m
1 stop
SEA2:55 pmSeattle/Tacoma Intl
$806
Find similar
Asiana Airlines
Apr 30
SEA12:10 amSeattle/Tacoma Intl
23h 50m
1 stop
PVG3:00 pmShanghai Pu Dong
May 8
PVG1:10 pmShanghai Pu Dong
16h 45m
1 stop
SEA2:55 pmSeattle/Tacoma Intl
$807
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 4, 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

Sun 1/11

11:00 am-8:25 pm

1 stop17h 25m

Shanghai Pu Dong

Thu 1/22

11:20 am-9:00 am

1 stop13h 40m

$705

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Tue 1/13

3:45 pm-12:25 pm

1 stop28h 40m

Shanghai Hongqiao Intl

Tue 1/27

1:40 pm-1:20 pm

1 stop15h 40m

$706

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

Sun 2/1

5:10 pm-9:25 pm

2 stops36h 15m

Shanghai Pu Dong

Sun 3/1

2:35 am-7:16 pm

2 stops32h 41m

$708

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

Fri 2/27

7:10 am-8:25 pm

2 stops21h 15m

Shanghai Pu Dong

Fri 3/20

8:50 am-10:00 am

1 stop16h 10m

$710

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

Thu 1/1

3:45 pm-1:15 am

1 stop17h 30m

Shanghai Pu Dong

Thu 1/15

8:30 am-1:20 pm

1 stop20h 50m

$711

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

Tue 1/6

10:05 am-1:15 am

2 stops23h 10m

Shanghai Pu Dong

Fri 1/16

8:30 am-1:20 pm

1 stop20h 50m

$712

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

Wed 1/14

10:05 am-1:15 am

2 stops23h 10m

Shanghai Pu Dong

Thu 1/29

8:30 am-9:12 pm

2 stops28h 42m

$713

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

Sun 2/1

7:30 pm-9:25 pm

2 stops33h 55m

Shanghai Pu Dong

Tue 3/3

8:30 am-1:20 pm

1 stop20h 50m

$716

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Sat 1/10

12:10 am-9:45 am

1 stop17h 35m

Shanghai Hongqiao Intl

Fri 1/23

10:55 am-1:55 pm

1 stop19h 00m

$724

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

Tue 3/24

11:00 am-7:40 pm

1 stop17h 40m

Shanghai Hongqiao Intl

Tue 4/14

8:20 am-9:00 am

1 stop15h 40m

$755

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 $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 $1,148. 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 17h 25m 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
8,011 reviews
Search Delta flights
Air CanadaPriceFrom $594Free CancellationRating
7.1
10,500 reviews
Search Air Canada flights
Korean AirPriceFrom $694Free CancellationRating
8.4
1,179 reviews
Search Korean Air flights
China AirlinesPriceFrom $768Free CancellationRating
8.3
787 reviews
Search China Airlines flights
ANAPriceFrom $778Free CancellationRating
8.4
1,017 reviews
Search ANA flights
EVA AirPriceFrom $1,038Free CancellationRating
8.4
1,292 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