£508 Cheap Flights from Seattle (SEA) to Chengdu (CTU)

View £508 flight on Thu, 18 Sep 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Shuangliu Intl. Airport (CTU)

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Cheap Flights from Seattle (SEA) to Chengdu (CTU)

Prices were available within the past 7 days and start at £508 for one-way flights and £2,418 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sat, 9 Aug - Sat, 16 Aug
SEA
Seattle
CTU
Chengdu
£2,418 Return, found 6 days ago
£2,418
Return
found 6 days ago
Select Air Canada flight, departing Sat, 9 Aug from Seattle to Chengdu, returning Sat, 16 Aug, priced at £2,418 found 6 days ago
Air Canada
Sat, 9 Aug - Sat, 16 Aug
SEA
Seattle
CTU
Chengdu
£2,843 Return, found 6 days ago
£2,843
Return
found 6 days ago
Select Air Canada flight, departing Sat, 9 Aug from Seattle to Chengdu, returning Sat, 16 Aug, priced at £2,843 found 6 days ago
Alaska Airlines
Sat, 9 Aug - Sat, 16 Aug
SEA
Seattle
CTU
Chengdu
£3,850 Return, found 6 days ago
£3,850
Return
found 6 days ago
Select Alaska Airlines flight, departing Sat, 9 Aug from Seattle to Chengdu, returning Sat, 16 Aug, priced at £3,850 found 6 days ago

Find the cheapest month to fly from Seattle (SEA) to Chengdu (CTU)

April is typically the cheapest month to fly

From £718 - £1,594 per traveller.

Graph displaying average flight prices per month

Flight from Seattle to Chengdu route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Shuangliu Intl.
Return price
£2,418
Distance
10125 km

Compare flights from Seattle to Chengdu easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Seattle to Chengdu. Operating between them flights per day, 9 airlines cover the route. And fly direct, getting you to Shuangliu Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Seattle - Tacoma Intl. to Shuangliu Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Seattle - Tacoma Intl. (SEA) to Shuangliu Intl. (CTU)

The easiest way to view the best deals on flights from Seattle to Chengdu today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Seattle - Tacoma Intl. to Shuangliu Intl. start at just £2,418 and range up to £3,850.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Seattle and Chengdu
  • booking your flight during August, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Seattle to Chengdu flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Seattle - Tacoma Intl. to Shuangliu Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from SEA to Chengdu Shuangliu Intl. Airport?
If you're planning on travelling between Seattle - Tacoma Intl. Airport (SEA) and Chengdu Shuangliu Intl. Airport, round-trip journeys start from £2,418. This figure is based on airfares listed within the last 7 days on Expedia for flights departing within the next year, so don't wait around. Book today and save yourself money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Seattle - Tacoma Intl. Airport (SEA) to CTU?
We understand that life can throw the odd curveball, so we've made it as hassle-free as possible for you to cancel your flight online. Just head to the Customer Service Portal and follow the instructions.
How do I find cheap flights from Sea-Tac Airport to Shuangliu Intl. Airport (CTU) 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 Seattle - Tacoma Intl. Airport (SEA) to CTU flights, you'll see a "no change fees" filter for you to select.
How far is the flight from SEA to Chengdu Shuangliu Intl. Airport?
You'll have 10,200 kilometres to cover on the long-haul SeaTac to Chengdu route. Wear layers of comfy clothes and consider taking a pair of noise-cancelling headphones.
Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to Shuangliu Intl. Airport (CTU)?
Direct flights aren't available, so you'll have to make at least one stop between Sea-Tac Airport and CTU. Make the most of the layover time to stretch your legs and grab a bite to eat.
Are Sea-Tac Airport to Shuangliu Intl. Airport (CTU) flight tickets cheaper when they're purchased at the last minute?
Fares from Sea-Tac Airport to Shuangliu Airport are available up to a year prior to departure on Expedia. And although you may score a great last-minute deal, it's never a sure thing. Also, booking your flights well in advance means you'll have more options — and you can avoid being wedged in the dreaded middle seat! We frequently update our fares to bring you the biggest bargains, so keep checking in for all the latest specials.

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