S$859 Cheap Flights from Seattle to Shanghai

View S$859 flight on Thu, 17 Sept, 2026Opens in a new window

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

Cheap Flights from Seattle to Shanghai (SEA-SHA)

Prices were available within the past 7 days and start at S$859 for one-way flights and S$2,114 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All Nippon Airways
Thu, 17 Dec - Sat, 26 Dec
SEA
Seattle
SHA
Shanghai
S$2,114 Return, found 5 days ago
S$2,114
Return
found 5 days ago
Select All Nippon Airways flight, departing Thu, 17 Dec from Seattle to Shanghai, returning Sat, 26 Dec, priced at S$2,114 found 5 days ago

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 S$2,114. 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 kilometres, 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.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Hongqiao Intl.
Return price
S$2,114
Distance
9158 km

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*Available to Expedia members.