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Cheap flights from Chengdu to St. Louis from $1,713

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Chengdu to St. Louis 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 Chengdu to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:05 am - 1:25 pm
CTU
-
STL
42h 20m
3 stops
Multiple Airlines Logo
3:30 pm - 11:00 pm
STL
-
CTU
42h 30m
2 stops
$1,713Multiple Airlines
Sun, Jul 26 - Sun, Aug 2
Lufthansa Logo
2:55 pm - 1:25 pm
CTU
-
STL
35h 30m
2 stops
Lufthansa Logo
3:30 pm - 11:00 pm
STL
-
CTU
42h 30m
2 stops
$2,342Lufthansa
Sun, Jul 26 - Sun, Aug 2
United Airlines Logo
7:00 am - 11:57 pm
CTU
-
STL
29h 57m
3 stops
United Airlines Logo
5:10 am - 11:00 pm
STL
-
CTU
28h 50m
3 stops
$3,117United Airlines
Sun, Jul 26 - Sun, Aug 2
United Airlines Logo
12:45 pm - 5:53 pm
CTU
-
STL
43h 08m
2 stops
United Airlines Logo
7:06 pm - 7:45 pm
STL
-
CTU
58h 39m
2 stops
$3,787United Airlines
Thu, Nov 5 - Mon, Nov 9

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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, momondo users made 832,500 searches. Data last updated June 17, 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

Sun 7/26

8:05 am-1:25 pm

3 stops42h 20m

Lambert-St Louis

Sun 8/2

3:30 pm-11:00 pm

2 stops42h 30m

$1,713

ChengduSt. Louis

CTU - STL

CTUSTL

Chengdu

Sun 7/26

2:55 pm-1:25 pm

2 stops35h 30m

Lambert-St Louis

Sun 8/2

3:30 pm-11:00 pm

2 stops42h 30m

$2,342
Quickest round-trip

ChengduSt. Louis

CTU - STL

CTUSTL

Chengdu

Sun 7/26

7:00 am-11:57 pm

3 stops29h 57m

Lambert-St Louis

Sun 8/2

5:10 am-11:00 pm

3 stops28h 50m

$3,117

ChengduSt. Louis

CTU - STL

CTUSTL

Chengdu

Thu 11/5

12:45 pm-5:53 pm

2 stops43h 08m

Lambert-St Louis

Mon 11/9

7:06 pm-7:45 pm

2 stops58h 39m

$3,787

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Chengdu to St. Louis

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

Cheap Chengdu to St. Louis (CTU to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chengdu to St. Louis

Fastest flight time

42h 20m

Direct flights

None
The fastest flight from Chengdu to St. Louis takes 42h 20m
There are no direct flights from Chengdu to St. Louis. There are no popular flight routes from Chengdu to St. Louis.
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Frequently asked questions about flying from Chengdu to St. Louis

  • How far is Chengdu to Lambert-St Louis by plane?

    Lambert-St Louis is 7556.5 mi away from Chengdu. In terms of flight time, this usually takes a little over 42h 20m.

  • When did momondo last update prices for flights from Chengdu Airport to Lambert-St Louis Airport?

    Prices for flights from Chengdu Airport to Lambert-St Louis Airport are updated daily.

  • How old do you have to be to fly from Chengdu Airport to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chengdu Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Chengdu to St. Louis

  • How do I get Price Alerts for flights from Chengdu to St. Louis?

    Search flight deals from Chengdu to St. Louis. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Chengdu to St. Louis with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Fairview Heights
Hermann
Maryland Heights
Florissant
O'Fallon
St. Peters
Collinsville
Alton
Wentzville
Clayton
Fenton
Farmington
Festus
Eureka
Litchfield
Edwardsville
Grafton
Shrewsbury

Why use momondo?

Why should I use momondo to find a flight deal from Chengdu to St. Louis?

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 St. Louis from Chengdu.

Can I find flights from Chengdu to St. Louis with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to St. Louis from Chengdu with this policy.

How can momondo help me find flights from Chengdu to St. Louis?

momondo helps you find the best flight between Chengdu and St. Louis by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Chengdu to St. Louis flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Fri 7/17
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