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Cheap flights from Seattle to Chengdu from $647

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 7/26. 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.
Multiple Airlines Logo
7:15 pm - 1:40 pm
SEA
-
CTU
27h 25m
3 stops
Multiple Airlines Logo
3:00 pm - 9:11 am
CTU
-
SEA
33h 11m
3 stops
$1,089Multiple Airlines
Thu, Sep 3 - Thu, Sep 17
Air China Logo
4:58 pm - 11:30 pm
SEA
-
CTU
39h 32m
2 stops
Air China Logo
5:00 pm - 6:29 pm
CTU
-
SEA
40h 29m
2 stops
$1,247Air China
Mon, Aug 31 - Tue, Sep 15
Air China Logo
9:00 am - 7:00 pm
SEA
-
CTU
43h 00m
2 stops
Air China Logo
7:00 am - 4:14 pm
CTU
-
SEA
24h 14m
2 stops
$1,267Air China
Sat, Sep 5 - Wed, Sep 16
Air China Logo
4:58 pm - 10:30 am
SEA
-
CTU
26h 32m
2 stops
Air China Logo
8:00 am - 4:14 pm
CTU
-
SEA
23h 14m
2 stops
$1,297Air China
Mon, Aug 31 - Sat, Sep 19
Air China Logo
7:00 am - 10:30 am
SEA
-
CTU
36h 30m
2 stops
Air China Logo
7:00 pm - 6:44 pm
CTU
-
SEA
38h 44m
2 stops
$1,317Air China
Sat, Sep 19 - Fri, Oct 2
Multiple Airlines Logo
5:44 pm - 1:40 pm
SEA
-
CTU
28h 56m
3 stops
Multiple Airlines Logo
8:30 pm - 6:32 pm
CTU
-
SEA
37h 02m
2 stops
$1,355Multiple Airlines
Thu, Sep 3 - Thu, Sep 17
Multiple Airlines Logo
8:46 am - 11:30 pm
SEA
-
CTU
23h 44m
2 stops
Multiple Airlines Logo
9:00 am - 2:18 pm
CTU
-
SEA
21h 18m
2 stops
$1,408Multiple Airlines
Wed, Oct 21 - Wed, Nov 4
Air China Logo
8:46 am - 11:30 pm
SEA
-
CTU
23h 44m
2 stops
Air China Logo
8:00 am - 6:44 pm
CTU
-
SEA
25h 44m
2 stops
$1,429Air China
Sat, Oct 3 - Wed, Oct 14
Air China Logo
12:15 pm - 11:15 am
SEA
-
CTU
32h 00m
2 stops
Air China Logo
8:00 am - 4:14 pm
CTU
-
SEA
23h 14m
2 stops
$1,451Air China
Tue, Sep 1 - Wed, Sep 16
Multiple Airlines Logo
5:45 am - 11:00 pm
SEA
-
CTU
26h 15m
2 stops
Multiple Airlines Logo
8:30 pm - 6:32 pm
CTU
-
SEA
37h 02m
2 stops
$1,475Multiple Airlines
Thu, Sep 3 - Thu, Sep 17

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Air China flights from Seattle to Chengdu

Our best Air China deals on Seattle to Chengdu flight tickets
Air China
Aug 31
SEA4:58 pmSeattle/Tacoma Intl
39h 32m
2 stops
CTU11:30 pmChengdu
Sep 15
CTU5:00 pmChengdu
40h 29m
2 stops
SEA6:29 pmSeattle/Tacoma Intl
$1,247
Air China
Sep 5
SEA9:00 amSeattle/Tacoma Intl
43h 00m
2 stops
CTU7:00 pmChengdu
Sep 16
CTU7:00 amChengdu
24h 14m
2 stops
SEA4:14 pmSeattle/Tacoma Intl
$1,267
Air China
Aug 31
SEA4:58 pmSeattle/Tacoma Intl
26h 32m
2 stops
CTU10:30 amChengdu
Sep 19
CTU8:00 amChengdu
23h 14m
2 stops
SEA4:14 pmSeattle/Tacoma Intl
$1,297

Air Canada flights from Seattle to Chengdu

Our best Air Canada deals on Seattle to Chengdu flight tickets
Air Canada
Jul 6
SEA5:45 amSeattle/Tacoma Intl
25h 45m
2 stops
CTU10:30 pmChengdu
Jul 12
CTU10:00 amChengdu
23h 32m
2 stops
SEA6:32 pmSeattle/Tacoma Intl
$1,808
Air Canada
Sep 4
SEA5:45 amSeattle/Tacoma Intl
25h 45m
2 stops
CTU10:30 pmChengdu
Sep 16
CTU10:00 amChengdu
23h 32m
2 stops
SEA6:32 pmSeattle/Tacoma Intl
$1,946
Air Canada
Sep 2
SEA5:45 amSeattle/Tacoma Intl
25h 45m
2 stops
CTU10:30 pmChengdu
Sep 16
CTU10:00 amChengdu
27h 42m
2 stops
SEA10:42 pmSeattle/Tacoma Intl
$1,954

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 June 12, 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

Thu 9/3

7:15 pm-1:40 pm

3 stops27h 25m

Chengdu

Thu 9/17

3:00 pm-9:11 am

3 stops33h 11m

$1,089

SeattleChengdu

SEA - CTU

SEACTU

Seattle/Tacoma Intl

Mon 8/31

4:58 pm-11:30 pm

2 stops39h 32m

Chengdu

Tue 9/15

5:00 pm-6:29 pm

2 stops40h 29m

$1,247

SeattleChengdu

SEA - CTU

SEACTU

Seattle/Tacoma Intl

Sat 9/5

9:00 am-7:00 pm

2 stops43h 00m

Chengdu

Wed 9/16

7:00 am-4:14 pm

2 stops24h 14m

$1,267

SeattleChengdu

SEA - CTU

SEACTU

Seattle/Tacoma Intl

Mon 8/31

4:58 pm-10:30 am

2 stops26h 32m

Chengdu

Sat 9/19

8:00 am-4:14 pm

2 stops23h 14m

$1,297

SeattleChengdu

SEA - CTU

SEACTU

Seattle/Tacoma Intl

Sat 9/19

7:00 am-10:30 am

2 stops36h 30m

Chengdu

Fri 10/2

7:00 pm-6:44 pm

2 stops38h 44m

$1,317

SeattleChengdu

SEA - CTU

SEACTU

Seattle/Tacoma Intl

Thu 9/3

5:44 pm-1:40 pm

3 stops28h 56m

Chengdu

Thu 9/17

8:30 pm-6:32 pm

2 stops37h 02m

$1,355
Quickest round-trip

SeattleChengdu

SEA - CTU

SEACTU

Seattle/Tacoma Intl

Wed 10/21

8:46 am-11:30 pm

2 stops23h 44m

Chengdu

Wed 11/4

9:00 am-2:18 pm

2 stops21h 18m

$1,408

SeattleChengdu

SEA - CTU

SEACTU

Seattle/Tacoma Intl

Sat 10/3

8:46 am-11:30 pm

2 stops23h 44m

Chengdu

Wed 10/14

8:00 am-6:44 pm

2 stops25h 44m

$1,429

SeattleChengdu

SEA - CTU

SEACTU

Seattle/Tacoma Intl

Tue 9/1

12:15 pm-11:15 am

2 stops32h 00m

Chengdu

Wed 9/16

8:00 am-4:14 pm

2 stops23h 14m

$1,451

SeattleChengdu

SEA - CTU

SEACTU

Seattle/Tacoma Intl

Thu 9/3

5:45 am-11:00 pm

2 stops26h 15m

Chengdu

Thu 9/17

8:30 pm-6:32 pm

2 stops37h 02m

$1,475

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?

Air China is the most popular carrier 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

23h 44m

Direct flights

None
The fastest flight from Seattle to Chengdu takes 23h 44m
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 23h 44m, 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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