Cheap Flights from Seattle (SEA) to Shanghai (SHA) from HK$4,248~

View HK$4,248 flight on Sun, 1 Feb 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Hongqiao International Airport (SHA)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 35% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Find Cheap Flights from Seattle (SEA) to Shanghai (SHA)

Prices were available within the past 7 days and start at HK$4,248 for one-way flights and HK$9,235 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All Nippon Airways
Sun, 1 Mar - Sat, 7 Mar
SEA
Seattle
SHA
Shanghai
HK$9,235 Return, found 1 day ago
HK$9,235
Return
found 1 day ago
Select All Nippon Airways flight, departing Sun, 1 Mar from Seattle to Shanghai, returning Sat, 7 Mar, priced at HK$9,235 found 1 day ago

Find the cheapest month to fly from Seattle (SEA) to Shanghai (SHA)

November is typically the cheapest month to fly

From HK$5,401 - HK$9,066 per traveller.
Seattle to Shanghai route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Hongqiao Intl.
Return price
HK$9,235
Distance
9156 km

Flights from Seattle to Shanghai

Book cheap flights from Seattle (SEA) to Shanghai (SHA) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Seattle (SEA) to Shanghai (SHA) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Seattle (SEA) to Shanghai (SHA) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Shanghai flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Shanghai and things to do in Shanghai for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Shanghai more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Shanghai is HK$4,248 now!

 

Frequently asked questions

How much is a flight from SEA to Shanghai Hongqiao Intl. Airport?
The lowest price advertised for a round-trip flight between Seattle - Tacoma Intl. Airport (SEA) and Hongqiao Intl. Airport (SHA) is HK$9,235. But you better act soon. This price is taken from fares quoted within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Sea-Tac Airport to Shanghai Hongqiao Intl. Airport?
This can differ between airlines, as each one has its own terms and conditions. Visit the Customer Service Portal, where there are easy-to-follow instructions on how to cancel your flight online.
How do I find cheap flights from Seattle - Tacoma Intl. Airport (SEA) to SHA that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for SEA to Shanghai Hongqiao Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from SEA to Shanghai Hongqiao Airport?
The distance is around 9,200 kilometers, so pack your carry-on bag with all the things you need to make the long journey comfortable. Wondering what to take on board your SeaTac to China flight? A neck pillow, earplugs and a sleep mask are among the essentials.
Which airlines fly direct from Sea-Tac Airport to Shanghai Hongqiao Intl. Airport?
Unfortunately, there are no airlines that fly directly between Sea-Tac Airport and Shanghai Hongqiao Airport. You'll have to book a flight with one or more stops.
Are SEA to Hongqiao Intl. Airport (SHA) flight tickets cheaper when they're purchased at the last minute?
Flight tickets from Seattle - Tacoma Intl. Airport (SEA) to Shanghai Hongqiao Airport are available up to a year prior to departure on Expedia. And although you may nab a fantastic last-minute deal, it's not something you should count on. Also, booking your flights ahead of time means you'll have more options — and you can avoid landing the dreaded middle seat! We regularly update our fares to make sure you get the biggest bargains, so check back often for all the latest specials.

Explore a world of travel with Expedia

*Available to Expedia members.