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Cheap flights from Seattle to Shanghai from $345

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
10:05 am - 1:15 am
SEA
-
PVG
23h 10m2 stops
ANA Logo
2:35 am - 1:20 pm
PVG
-
SEA
26h 45m1 stop
$703ANA
mar., feb. 10 - mié., feb. 25
Korean Air Logo
11:00 am - 9:45 am
SEA
-
PVG
30h 45m1 stop
Korean Air Logo
2:00 pm - 9:00 am
PVG
-
SEA
35h 00m1 stop
$705Korean Air
dom., feb. 8 - mar., feb. 24
ANA Logo
7:29 pm - 12:25 pm
SEA
-
SHA
24h 56m2 stops
ANA Logo
1:40 pm - 7:16 pm
SHA
-
SEA
20h 36m2 stops
$708ANA
lun., mar. 2 - jue., mar. 12
ANA Logo
3:45 pm - 1:15 am
SEA
-
PVG
17h 30m1 stop
ANA Logo
8:30 am - 9:12 pm
PVG
-
SEA
28h 42m2 stops
$709ANA
lun., ene. 5 - jue., ene. 22
Korean Air Logo
11:17 am - 9:45 am
SEA
-
PVG
30h 28m2 stops
Korean Air Logo
8:50 am - 9:00 am
PVG
-
SEA
16h 10m1 stop
$710Korean Air
mié., feb. 4 - mar., feb. 24
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
$711ANA
lun., feb. 9 - jue., feb. 26
ANA Logo
3:45 pm - 1:15 am
SEA
-
PVG
17h 30m1 stop
ANA Logo
2:35 am - 1:20 pm
PVG
-
SEA
26h 45m1 stop
$711ANA
lun., feb. 16 - lun., mar. 2
ANA Logo
5:54 pm - 9:25 pm
SEA
-
PVG
35h 31m2 stops
ANA Logo
8:30 am - 9:12 pm
PVG
-
SEA
28h 42m2 stops
$712ANA
lun., ene. 5 - jue., ene. 22
ANA Logo
10:05 am - 12:25 pm
SEA
-
SHA
34h 20m2 stops
ANA Logo
1:40 pm - 9:01 pm
SHA
-
SEA
23h 21m2 stops
$713ANA
mié., feb. 4 - mar., feb. 24
ANA Logo
10:05 am - 1:15 am
SEA
-
PVG
23h 10m2 stops
ANA Logo
2:35 am - 9:01 pm
PVG
-
SEA
34h 26m2 stops
$713ANA
mar., feb. 10 - mar., feb. 24

ANA flights from Seattle to Shanghai

Our best ANA deals on Seattle to Shanghai flight tickets
ANA
Feb 10
SEA10:05 amSeattle/Tacoma Intl
23h 10m
2 stops
PVG1:15 amShanghai Pu Dong
Feb 25
PVG2:35 amShanghai Pu Dong
26h 45m
1 stop
SEA1:20 pmSeattle/Tacoma Intl
$703
Find similar
ANA
Mar 2
SEA7:29 pmSeattle/Tacoma Intl
24h 56m
2 stops
SHA12:25 pmShanghai Hongqiao Intl
Mar 12
SHA1:40 pmShanghai Hongqiao Intl
20h 36m
2 stops
SEA7:16 pmSeattle/Tacoma Intl
$708
Find similar
ANA
Jan 5
SEA3:45 pmSeattle/Tacoma Intl
17h 30m
1 stop
PVG1:15 amShanghai Pu Dong
Jan 22
PVG8:30 amShanghai Pu Dong
28h 42m
2 stops
SEA9:12 pmSeattle/Tacoma Intl
$709
Find similar

Asiana Airlines flights from Seattle to Shanghai

Our best Asiana Airlines deals on Seattle to Shanghai flight tickets
Asiana Airlines
Feb 6
SEA12:10 amSeattle/Tacoma Intl
19h 45m
1 stop
PVG11:55 amShanghai Pu Dong
Feb 21
PVG4:25 pmShanghai Pu Dong
13h 30m
1 stop
SEA1:55 pmSeattle/Tacoma Intl
$755
Find similar
Asiana Airlines
Feb 7
SEA12:10 amSeattle/Tacoma Intl
19h 45m
1 stop
PVG11:55 amShanghai Pu Dong
Feb 21
PVG4:25 pmShanghai Pu Dong
13h 30m
1 stop
SEA1:55 pmSeattle/Tacoma Intl
$759
Find similar
Asiana Airlines
Feb 6
SEA12:10 amSeattle/Tacoma Intl
17h 55m
1 stop
PVG10:05 amShanghai Pu Dong
Feb 20
PVG4:25 pmShanghai Pu Dong
13h 30m
1 stop
SEA1:55 pmSeattle/Tacoma Intl
$761
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 diciembre 9, 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

mar. 2/10

10:05 am-1:15 am

2 stops23h 10m

Shanghai Pu Dong

mié. 2/25

2:35 am-1:20 pm

1 stop26h 45m

$703

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

dom. 2/8

11:00 am-9:45 am

1 stop30h 45m

Shanghai Pu Dong

mar. 2/24

2:00 pm-9:00 am

1 stop35h 00m

$705

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

lun. 3/2

7:29 pm-12:25 pm

2 stops24h 56m

Shanghai Hongqiao Intl

jue. 3/12

1:40 pm-7:16 pm

2 stops20h 36m

$708

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

lun. 1/5

3:45 pm-1:15 am

1 stop17h 30m

Shanghai Pu Dong

jue. 1/22

8:30 am-9:12 pm

2 stops28h 42m

$709

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

mié. 2/4

11:17 am-9:45 am

2 stops30h 28m

Shanghai Pu Dong

mar. 2/24

8:50 am-9:00 am

1 stop16h 10m

$710

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

lun. 2/9

3:45 pm-12:25 pm

1 stop28h 40m

Shanghai Hongqiao Intl

jue. 2/26

1:40 pm-1:20 pm

1 stop15h 40m

$711

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

lun. 2/16

3:45 pm-1:15 am

1 stop17h 30m

Shanghai Pu Dong

lun. 3/2

2:35 am-1:20 pm

1 stop26h 45m

$711

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

lun. 1/5

5:54 pm-9:25 pm

2 stops35h 31m

Shanghai Pu Dong

jue. 1/22

8:30 am-9:12 pm

2 stops28h 42m

$712

SeattleShanghai

SEA - SHA

SEASHA

Seattle/Tacoma Intl

mié. 2/4

10:05 am-12:25 pm

2 stops34h 20m

Shanghai Hongqiao Intl

mar. 2/24

1:40 pm-9:01 pm

2 stops23h 21m

$713

SeattleShanghai

SEA - PVG

SEAPVG

Seattle/Tacoma Intl

mar. 2/10

10:05 am-1:15 am

2 stops23h 10m

Shanghai Pu Dong

mar. 2/24

2:35 am-9:01 pm

2 stops34h 26m

$713

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 $968, 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 $1,080. 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 $1,360.

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 $1,153. 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 $1,114 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 $803 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
492 reviews
Search Asiana Airlines flights
Hainan AirlinesPriceFrom $472Free CancellationRating
8.3
58 reviews
Search Hainan Airlines flights
DeltaPriceFrom $497Free CancellationRating
7.9
8,007 reviews
Search Delta flights
Air CanadaPriceFrom $594Free CancellationRating
7.1
10,515 reviews
Search Air Canada flights
Korean AirPriceFrom $694Free CancellationRating
8.4
1,183 reviews
Search Korean Air flights
ANAPriceFrom $778Free CancellationRating
8.4
1,020 reviews
Search ANA flights
China AirlinesPriceFrom $810Free CancellationRating
8.2
788 reviews
Search China Airlines flights
EVA AirPriceFrom $1,038Free CancellationRating
8.4
1,296 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