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Cheap flights from Seattle to Chengdu from $396

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Chengdu departing on 8/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Seattle to Chengdu

Cheap round-trip flights

Enter your travel dates to find the best prices.
Cathay Pacific Logo
6:55 am - 12:35 pm
SEA
-
CTU
38h 40m
2 stops
Cathay Pacific Logo
8:15 am - 10:10 am
CTU
-
SEA
16h 55m
1 stop
$843Cathay Pacific
Sun, Oct 11 - Wed, Oct 28
Cathay Pacific Logo
7:26 am - 12:35 pm
SEA
-
CTU
38h 09m
2 stops
Cathay Pacific Logo
8:10 am - 8:52 am
CTU
-
SEA
39h 42m
2 stops
$910Cathay Pacific
Tue, Aug 18 - Mon, Aug 24
Cathay Pacific Logo
12:25 pm - 12:35 pm
SEA
-
CTU
33h 10m
1 stop
Cathay Pacific Logo
8:10 am - 9:39 pm
CTU
-
SEA
28h 29m
2 stops
$922Cathay Pacific
Wed, Aug 12 - Thu, Aug 27
Cathay Pacific Logo
12:25 pm - 9:55 pm
SEA
-
CTU
18h 30m
1 stop
Cathay Pacific Logo
1:55 pm - 10:05 am
CTU
-
SEA
35h 10m
1 stop
$941Cathay Pacific
Tue, Sep 8 - Mon, Oct 19
Cathay Pacific Logo
12:25 pm - 9:55 pm
SEA
-
CTU
18h 30m
1 stop
Cathay Pacific Logo
8:10 am - 8:52 am
CTU
-
SEA
39h 42m
2 stops
$948Cathay Pacific
Tue, Aug 18 - Mon, Aug 24
Cathay Pacific Logo
12:05 pm - 12:35 pm
SEA
-
CTU
33h 30m
2 stops
Cathay Pacific Logo
1:55 pm - 6:32 pm
CTU
-
SEA
43h 37m
2 stops
$949Cathay Pacific
Thu, Sep 10 - Mon, Sep 14
Cathay Pacific Logo
10:50 am - 10:10 pm
SEA
-
CTU
19h 20m
1 stop
Cathay Pacific Logo
2:30 pm - 9:10 am
CTU
-
SEA
34h 40m
1 stop
$951Cathay Pacific
Sat, Nov 14 - Sun, Nov 22
Cathay Pacific Logo
10:50 am - 10:10 pm
SEA
-
CTU
19h 20m
1 stop
Cathay Pacific Logo
2:30 pm - 9:10 am
CTU
-
SEA
34h 40m
1 stop
$953Cathay Pacific
Sat, Nov 14 - Sun, Nov 22
Cathay Pacific Logo
6:55 am - 12:35 pm
SEA
-
CTU
38h 40m
2 stops
Cathay Pacific Logo
8:15 am - 9:57 pm
CTU
-
SEA
28h 42m
2 stops
$960Cathay Pacific
Sun, Oct 11 - Wed, Oct 28
Cathay Pacific Logo
12:25 pm - 9:55 pm
SEA
-
CTU
18h 30m
1 stop
Cathay Pacific Logo
1:55 pm - 8:20 am
CTU
-
SEA
33h 25m
2 stops
$979Cathay Pacific
Tue, Sep 8 - Mon, Oct 19

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Cathay Pacific flights from Seattle to Chengdu

Our best Cathay Pacific deals on Seattle to Chengdu flight tickets
Cathay Pacific
Oct 11
SEA6:55 amSeattle/Tacoma Intl
38h 40m
2 stops
CTU12:35 pmChengdu
Oct 28
CTU8:15 amChengdu
16h 55m
1 stop
SEA10:10 amSeattle/Tacoma Intl
$843
Cathay Pacific
Aug 18
SEA7:26 amSeattle/Tacoma Intl
38h 09m
2 stops
CTU12:35 pmChengdu
Aug 24
CTU8:10 amChengdu
39h 42m
2 stops
SEA8:52 amSeattle/Tacoma Intl
$910
Cathay Pacific
Aug 12
SEA12:25 pmSeattle/Tacoma Intl
33h 10m
1 stop
CTU12:35 pmChengdu
Aug 27
CTU8:10 amChengdu
28h 29m
2 stops
SEA9:39 pmSeattle/Tacoma Intl
$922

Air Canada flights from Seattle to Chengdu

Our best Air Canada deals on Seattle to Chengdu flight tickets
Air Canada
Aug 17
SEA5:50 amSeattle/Tacoma Intl
25h 40m
2 stops
CTU10:30 pmChengdu
Aug 19
CTU11:40 amChengdu
37h 25m
2 stops
SEA10:05 amSeattle/Tacoma Intl
$1,602
Air Canada
Aug 11
SEA7:20 pmSeattle/Tacoma Intl
36h 10m
2 stops
CTU10:30 pmChengdu
Aug 27
CTU11:40 amChengdu
26h 02m
2 stops
SEA10:42 pmSeattle/Tacoma Intl
$1,677
Air Canada
Aug 15
SEA10:40 amSeattle/Tacoma Intl
20h 50m
2 stops
CTU10:30 pmChengdu
Aug 19
CTU11:40 amChengdu
21h 52m
2 stops
SEA6:32 pmSeattle/Tacoma Intl
$1,679

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Chengdu that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 22, 2026.
Use the filters below to find and compare flights from Seattle to Chengdu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleChengdu

SEA - CTU

SEACTU

Seattle/Tacoma Intl

Sun 10/11

6:55 am-12:35 pm

2 stops38h 40m

Chengdu

Wed 10/28

8:15 am-10:10 am

1 stop16h 55m

$843

SeattleChengdu

SEA - CTU

SEACTU

Seattle/Tacoma Intl

Tue 8/18

7:26 am-12:35 pm

2 stops38h 09m

Chengdu

Mon 8/24

8:10 am-8:52 am

2 stops39h 42m

$910

SeattleChengdu

SEA - CTU

SEACTU

Seattle/Tacoma Intl

Wed 8/12

12:25 pm-12:35 pm

1 stop33h 10m

Chengdu

Thu 8/27

8:10 am-9:39 pm

2 stops28h 29m

$922

SeattleChengdu

SEA - CTU

SEACTU

Seattle/Tacoma Intl

Tue 9/8

12:25 pm-9:55 pm

1 stop18h 30m

Chengdu

Mon 10/19

1:55 pm-10:05 am

1 stop35h 10m

$941

SeattleChengdu

SEA - CTU

SEACTU

Seattle/Tacoma Intl

Tue 8/18

12:25 pm-9:55 pm

1 stop18h 30m

Chengdu

Mon 8/24

8:10 am-8:52 am

2 stops39h 42m

$948

SeattleChengdu

SEA - CTU

SEACTU

Seattle/Tacoma Intl

Thu 9/10

12:05 pm-12:35 pm

2 stops33h 30m

Chengdu

Mon 9/14

1:55 pm-6:32 pm

2 stops43h 37m

$949

SeattleChengdu

SEA - CTU

SEACTU

Seattle/Tacoma Intl

Sat 11/14

10:50 am-10:10 pm

1 stop19h 20m

Chengdu

Sun 11/22

2:30 pm-9:10 am

1 stop34h 40m

$951

SeattleChengdu

SEA - CTU

SEACTU

Seattle/Tacoma Intl

Sat 11/14

10:50 am-10:10 pm

1 stop19h 20m

Chengdu

Sun 11/22

2:30 pm-9:10 am

1 stop34h 40m

$953

SeattleChengdu

SEA - CTU

SEACTU

Seattle/Tacoma Intl

Sun 10/11

6:55 am-12:35 pm

2 stops38h 40m

Chengdu

Wed 10/28

8:15 am-9:57 pm

2 stops28h 42m

$960
Quickest round-trip

SeattleChengdu

SEA - CTU

SEACTU

Seattle/Tacoma Intl

Tue 9/8

12:25 pm-9:55 pm

1 stop18h 30m

Chengdu

Mon 10/19

1:55 pm-8:20 am

2 stops33h 25m

$979

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chengdu from

How to get the cheapest flight ticket from Seattle to Chengdu

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Seattle/Tacoma Intl to Chengdu?

Cathay Pacific and EVA Air are the most popular carriers operating from Seattle/Tacoma Intl to Chengdu

When to book flights from Seattle to Chengdu

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Chengdu according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Chengdu (SEA to CTU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Chengdu

Fastest flight time

18h 30m

Direct flights

None
The fastest flight from Seattle to Chengdu takes 18h 30m
There are no direct flights from Seattle to Chengdu. There are no popular flight routes from Seattle to Chengdu.
Search flight deals

Frequently asked questions about flying from Seattle to Chengdu

  • How far is Seattle/Tacoma Intl to Chengdu by plane?

    A flight from Seattle/Tacoma Intl to Chengdu will travel around 6305.5 mi. Flights usually cover this in 18h 30m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Chengdu Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Chengdu Airport refresh daily.

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Chengdu Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Chengdu Airport.

  • What documentation or ID do you need to fly to Chengdu Airport?

    The necessary travel and health documents for your Chengdu Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Chengdu?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chengdu from Seattle.

Can I find flights from Seattle to Chengdu with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Seattle to Chengdu flights to just show those with flexible booking policies.

How can momondo help me find flights from Seattle to Chengdu?

Once you have performed a search for Seattle to Chengdu flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Seattle to Chengdu right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Seattle to Chengdu now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chengdu and let you know when they change.

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