$1,336+ 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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
CTU — STL
Oct 16 — Oct 231
Round-trip
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Chengdu to St. Louis
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Cheapest flights from Chengdu to St. LouisExplore 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 September 16, 2026.
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 September 16, 2026.
This Cathay Pacific deal was found by Cheapflights users on 9/15. 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 11/102:40 pm -
2 stops40h 03m
Sat 11/146:44 pm -
2 stops37h 26m
Deal found 9/15![Cathay Pacific logo]()
$1,336
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Tue 11/102:35 pm -
3 stops41h 30m
Sat 11/147:05 pm -
2 stops37h 20m
Deal found 9/15![United Airlines logo]()
$2,304
Best flights from Chengdu to St. LouisDiscover carefully curated flight deals from Chengdu to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2026.
Discover carefully curated flight deals from Chengdu to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2026.
This Cathay Pacific deal was found by Cheapflights users on 9/15. 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 11/102:40 pm -
2 stops40h 03m
Sat 11/146:44 pm -
2 stops37h 26m
Deal found 9/15![Cathay Pacific logo]()
$1,336
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Tue 11/102:35 pm -
3 stops41h 30m
Sat 11/147:05 pm -
2 stops37h 20m
Deal found 9/15![United Airlines logo]()
$2,304
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 September 16, 2026.
Round-trip from | $1,336 (Cathay Pacific) |
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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 7,457,451 searches. Data last updated September 16, 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
Cheapest round-trip
Quickest round-trip
ChengduSt. Louis
CTU Chengdu - STL Lambert-St Louis
CTUSTL
Chengdu
Tue 11/10
2:40 pm-4:43 pm
2 stops40h 03m
Lambert-St Louis
Sat 11/14
6:44 pm-10:10 pm
2 stops37h 26m
$1,336
ChengduSt. Louis
CTU Chengdu - STL Lambert-St Louis
CTUSTL
Chengdu
Tue 11/10
2:35 pm-6:05 pm
3 stops41h 30m
Lambert-St Louis
Sat 11/14
7:05 pm-10:25 pm
2 stops37h 20m
$2,304
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.
CTU-STL
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.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsFairview Heights
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Maryland Heights
Collinsville
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Chesterfield
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