S$505 Cheap Flights from Seattle to Shanghai

View S$505 flight on Wed, 4 Mar, 2026Opens in a new window

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

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Cheap Flights from Seattle to Shanghai (SEA-SHA)

Prices were available within the past 7 days and start at S$505 for one-way flights and S$1,038 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All Nippon Airways
Mon, 19 Jan - Mon, 26 Jan
SEA
Seattle
SHA
Shanghai
S$1,038 Return, found 1 day ago
S$1,038
Return
found 1 day ago
Select All Nippon Airways flight, departing Mon, 19 Jan from Seattle to Shanghai, returning Mon, 26 Jan, priced at S$1,038 found 1 day ago
Hainan Airlines
Sat, 24 Jan - Fri, 6 Feb
SEA
Seattle
SHA
Shanghai
S$1,082 Return, found 4 days ago
S$1,082
Return
found 4 days ago
Select Hainan Airlines flight, departing Sat, 24 Jan from Seattle to Shanghai, returning Fri, 6 Feb, priced at S$1,082 found 4 days ago

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

November is typically the cheapest month to fly

From S$874 - S$1,259 per traveller.

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$1,038. 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.
Airlines serving
All Nippon Airways, Japan Airlines
Return price
S$1,037
Distance
9156 km

Book with confidence

Perfect flights from Seattle to Shanghai

Your Journey from Seattle to Shanghai

Start your unforgettable journey with Expedia. Our broad selection of flights from Seattle to Shanghai caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including All Nippon Airways, Hainan Airlines. Our selection of flights from Seattle - Tacoma Intl. to Hongqiao Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 3 airlines, you're bound to find the perfect flight.
 

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Experience the joy of finding cheap flights from Seattle - Tacoma Intl. to Hongqiao Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$505 and roundtrip prices from S$1,038*.
 

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Experience the Vibrant Shanghai

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*Note: Prices may vary based on availability and are subject to change.
Perfect flights from Seattle to Shanghai

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