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St. Louis

$1,292+ Cheap flights from Chengdu (CTU) to St. Louis (STL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/28. Fares are subject to change and may not be available on all flights or dates of travel.
CTU — STL
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Cheap flight deals from Chengdu to St. Louis

Cheapest flights from Chengdu to St. Louis
Explore the most affordable flight options available from Chengdu to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.

This KAYAK deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/288:15 am
CTU
-
STL
2 stops53h 36m
Cathay Pacific
Sat 5/2212:27 pm
STL
-
CTU
2 stops35h 08m
Cathay Pacific
Deal found 7/25$1,292
This FlightHub deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/288:15 am
CTU
-
STL
2 stops28h 41m
Cathay Pacific
Fri 5/216:11 pm
STL
-
CTU
2 stops29h 24m
Cathay Pacific
Deal found 7/25$1,401
This KAYAK deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/288:15 am
CTU
-
STL
2 stops53h 36m
Cathay Pacific
Thu 5/2012:27 pm
STL
-
CTU
2 stops35h 08m
Cathay Pacific
Deal found 7/25$1,420
This Cathay Pacific deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/298:15 am
CTU
-
STL
2 stops28h 41m
Multiple Airlines
Fri 5/2112:27 pm
STL
-
CTU
2 stops35h 08m
Multiple Airlines
Deal found 7/25$1,486
This Cathay Pacific deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/258:15 am
CTU
-
STL
2 stops26h 02m
Cathay Pacific
Sun 11/297:05 pm
STL
-
CTU
2 stops37h 05m
Cathay Pacific
Deal found 7/23$1,552
This KAYAK deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/298:15 am
CTU
-
STL
2 stops28h 41m
Cathay Pacific
Fri 5/216:11 pm
STL
-
CTU
2 stops29h 24m
Cathay Pacific
Deal found 7/25$1,575
This KAYAK deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/298:15 am
CTU
-
STL
2 stops29h 36m
Cathay Pacific
Sat 5/2212:27 pm
STL
-
CTU
2 stops35h 08m
Cathay Pacific
Deal found 7/25$1,643
This FlightHub deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/298:15 am
CTU
-
STL
2 stops28h 41m
Cathay Pacific
Thu 5/2012:27 pm
STL
-
CTU
2 stops44h 28m
Cathay Pacific
Deal found 7/25$1,651
This FlightHub deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/308:15 am
CTU
-
STL
2 stops28h 41m
Cathay Pacific
Fri 5/216:11 pm
STL
-
CTU
2 stops29h 24m
Cathay Pacific
Deal found 7/25$1,958
This FlightHub deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/308:15 am
CTU
-
STL
2 stops28h 41m
Cathay Pacific
Sat 5/226:11 pm
STL
-
CTU
2 stops29h 24m
Cathay Pacific
Deal found 7/25$2,207
This United Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2511:00 am
CTU
-
STL
3 stops44h 59m
United Airlines
Sun 11/297:05 pm
STL
-
CTU
2 stops58h 40m
United Airlines
Deal found 7/25$3,785
This United Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2611:00 am
CTU
-
STL
2 stops32h 19m
United Airlines
Tue 5/187:06 pm
STL
-
CTU
2 stops38h 24m
United Airlines
Deal found 7/25$3,930

Find flight deals from Chengdu to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Chengdu (CTU) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 27, 2026.

Round-trip from

$1,269
(Cathay Pacific)
From Chengdu to Lambert-St Louis
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chengdu to St. Louis 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, Cheapflights users made 2,558,603 searches. Data last updated July 27, 2026.
Use the filters below to find and compare flights from Chengdu to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChengduSt. Louis

CTU - STL

CTUSTL

Chengdu

Mon 12/28

8:15 am-11:51 pm

2 stops53h 36m

Lambert-St Louis

Sat 5/22

12:27 pm-12:35 pm

2 stops35h 08m

$1,292

ChengduSt. Louis

CTU - STL

CTUSTL

Chengdu

Tue 12/29

8:15 am-10:56 pm

2 stops28h 41m

Lambert-St Louis

Fri 5/21

12:27 pm-12:35 pm

2 stops35h 08m

$1,486

ChengduSt. Louis

CTU - STL

CTUSTL

Chengdu

Wed 11/25

8:15 am-8:17 pm

2 stops26h 02m

Lambert-St Louis

Sun 11/29

7:05 pm-10:10 pm

2 stops37h 05m

$1,552
Quickest round-trip

ChengduSt. Louis

CTU - STL

CTUSTL

Chengdu

Wed 12/30

8:15 am-10:56 pm

2 stops28h 41m

Lambert-St Louis

Thu 5/20

6:11 pm-12:35 pm

2 stops29h 24m

$2,207

ChengduSt. Louis

CTU - STL

CTUSTL

Chengdu

Wed 11/25

11:00 am-5:59 pm

3 stops44h 59m

Lambert-St Louis

Sun 11/29

7:05 pm-7:45 pm

2 stops58h 40m

$3,785

ChengduSt. Louis

CTU - STL

CTUSTL

Chengdu

Sat 12/26

11:00 am-5:19 am

2 stops32h 19m

Lambert-St Louis

Wed 5/19

7:06 pm-10:30 pm

2 stops38h 24m

$3,930

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/25

Sorted by cheapest first

Best time to book a flight from Chengdu to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Chengdu with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Chengdu to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Chengdu to St. Louis?

    For as low as $1,292, Cathay Pacific can have you in St. Louis from Chengdu in 53h 36m. Chengdu and St. Louis are separated by a distance of 7553 mi.

  • Can I find deals for flights from Chengdu to St. Louis that include hotel bookings?

    Yes. In addition to deals on Chengdu to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chengdu to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chengdu to St. Louis.

  • Can I find deals for business class flights from Chengdu to St. Louis?

    Yes. Cheapflights offers flight deals from Chengdu to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Eureka
Maryland Heights
Collinsville
Wentzville
Glencoe
Chesterfield
Farmington

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