S$636 Cheap Flights from Seattle to Shanghai

View S$636 flight on Tue, 26 Aug, 2025Opens 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$636 for one-way flights and S$1,110 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Asiana Airlines
Thu, 11 Sep - Thu, 25 Sep
SEA
Seattle
PVG
Shanghai
S$1,110 Return, found 5 days ago
S$1,110
Return
found 5 days ago
Select Asiana Airlines flight, departing Thu, 11 Sep from Seattle to Shanghai, returning Thu, 25 Sep, priced at S$1,110 found 5 days ago
Asiana Airlines
Thu, 6 Nov - Wed, 12 Nov
SEA
Seattle
PVG
Shanghai
S$1,154 Return, found 4 days ago
S$1,154
Return
found 4 days ago
Select Asiana Airlines flight, departing Thu, 6 Nov from Seattle to Shanghai, returning Wed, 12 Nov, priced at S$1,154 found 4 days ago
Asiana Airlines
Mon, 6 Apr - Sun, 12 Apr
SEA
Seattle
PVG
Shanghai
S$1,156 Return, found 2 days ago
S$1,156
Return
found 2 days ago
Select Asiana Airlines flight, departing Mon, 6 Apr from Seattle to Shanghai, returning Sun, 12 Apr, priced at S$1,156 found 2 days ago
Korean Air
Thu, 6 Nov - Wed, 12 Nov
SEA
Seattle
PVG
Shanghai
S$1,166 Return, found 4 days ago
S$1,166
Return
found 4 days ago
Select Korean Air flight, departing Thu, 6 Nov from Seattle to Shanghai, returning Wed, 12 Nov, priced at S$1,166 found 4 days ago
All Nippon Airways
Thu, 11 Sep - Thu, 25 Sep
SEA
Seattle
PVG
Shanghai
S$1,240 Return, found 5 days ago
S$1,240
Return
found 5 days ago
Select All Nippon Airways flight, departing Thu, 11 Sep from Seattle to Shanghai, returning Thu, 25 Sep, priced at S$1,240 found 5 days ago
EVA Airways
Thu, 6 Nov - Wed, 12 Nov
SEA
Seattle
PVG
Shanghai
S$1,393 Return, found 4 days ago
S$1,393
Return
found 4 days ago
Select EVA Airways flight, departing Thu, 6 Nov from Seattle to Shanghai, returning Wed, 12 Nov, priced at S$1,393 found 4 days ago
China Airlines
Mon, 6 Apr - Sun, 12 Apr
SEA
Seattle
PVG
Shanghai
S$1,420 Return, found 2 days ago
S$1,420
Return
found 2 days ago
Select China Airlines flight, departing Mon, 6 Apr from Seattle to Shanghai, returning Sun, 12 Apr, priced at S$1,420 found 2 days ago
Cathay Pacific
Thu, 11 Sep - Thu, 25 Sep
SEA
Seattle
PVG
Shanghai
S$1,423 Return, found 5 days ago
S$1,423
Return
found 5 days ago
Select Cathay Pacific flight, departing Thu, 11 Sep from Seattle to Shanghai, returning Thu, 25 Sep, priced at S$1,423 found 5 days ago
Delta
Thu, 7 Aug - Fri, 22 Aug
SEA
Seattle
PVG
Shanghai
S$1,519 Return, found 13 hours ago
S$1,519
Return
found 13 hours ago
Select Delta flight, departing Thu, 7 Aug from Seattle to Shanghai, returning Fri, 22 Aug, priced at S$1,519 found 13 hours ago
Delta
Thu, 7 Aug - Fri, 22 Aug
SEA
Seattle
PVG
Shanghai
S$1,519 Return, found 13 hours ago
S$1,519
Return
found 13 hours ago
Select Delta flight, departing Thu, 7 Aug from Seattle to Shanghai, returning Fri, 22 Aug, priced at S$1,519 found 13 hours ago

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

March is typically the cheapest month to fly

From S$1,085 - S$1,449 per traveller.

Graph displaying average flight prices per month

Seattle to Shanghai route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Pudong Intl.
Return price
S$1,109
Distance
9134 km

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 Alaska Airlines, Korean Air, Philippine Airlines, Asiana Airlines, Cathay Pacific, All Nippon Airways, China Airlines, China Eastern Airlines, EVA Airways, Delta. 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 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Seattle to Shanghai Flights

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$636 and roundtrip prices from S$1,110*.
 

Pre-Flight Essentials

Ensure a smooth journey from Seattle to Shanghai with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Shanghai

Picture yourself stepping off the plane in Shanghai and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Seattle to Shanghai Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Seattle to Shanghai.
 

Beyond the Flight – Exploring Shanghai

With Expedia, your adventure extends beyond the flight. Explore Shanghai at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Seattle to Shanghai with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Seattle to Shanghai with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

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$1,110. 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.

Explore a world of travel with Expedia

Shanghai Airports

Shanghai

Seattle to Pudong Intl.
S$1,109.40
*Available to Expedia members.