$832 Cheap Flights from St. Louis (STL) to Kunming (KMG)

View $832 flight on Tue, Jan 6, 2026Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Kunming (KMG-Changshui Intl.)

Cheap Flights from St. Louis to Kunming (STL-KMG)

Prices were available within the past 7 days and start at $832 for one-way flights and $5,667 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Sun, Oct 26 - Thu, Oct 30
STL
St. Louis
KMG
Kunming
$5,667 Roundtrip, found 3 days ago
$5,667
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sun, Oct 26 from St. Louis to Kunming, returning Thu, Oct 30, priced at $5,667 found 3 days ago
Lufthansa
Sun, Oct 26 - Thu, Oct 30
STL
St. Louis
KMG
Kunming
$5,677 Roundtrip, found 3 days ago
$5,677
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sun, Oct 26 from St. Louis to Kunming, returning Thu, Oct 30, priced at $5,677 found 3 days ago
Lufthansa
Sun, Oct 26 - Thu, Oct 30
STL
St. Louis
KMG
Kunming
$5,687 Roundtrip, found 3 days ago
$5,687
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sun, Oct 26 from St. Louis to Kunming, returning Thu, Oct 30, priced at $5,687 found 3 days ago
Lufthansa
Sun, Oct 26 - Thu, Oct 30
STL
St. Louis
KMG
Kunming
$5,697 Roundtrip, found 3 days ago
$5,697
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sun, Oct 26 from St. Louis to Kunming, returning Thu, Oct 30, priced at $5,697 found 3 days ago
Lufthansa
Sun, Oct 26 - Thu, Oct 30
STL
St. Louis
KMG
Kunming
$5,817 Roundtrip, found 3 days ago
$5,817
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sun, Oct 26 from St. Louis to Kunming, returning Thu, Oct 30, priced at $5,817 found 3 days ago
Lufthansa
Sun, Oct 26 - Thu, Oct 30
STL
St. Louis
KMG
Kunming
$5,837 Roundtrip, found 3 days ago
$5,837
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sun, Oct 26 from St. Louis to Kunming, returning Thu, Oct 30, priced at $5,837 found 3 days ago
Lufthansa
Sun, Oct 26 - Thu, Oct 30
STL
St. Louis
KMG
Kunming
$5,946 Roundtrip, found 3 days ago
$5,946
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sun, Oct 26 from St. Louis to Kunming, returning Thu, Oct 30, priced at $5,946 found 3 days ago
Lufthansa
Sun, Oct 26 - Thu, Oct 30
STL
St. Louis
KMG
Kunming
$5,966 Roundtrip, found 3 days ago
$5,966
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sun, Oct 26 from St. Louis to Kunming, returning Thu, Oct 30, priced at $5,966 found 3 days ago

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Changshui Intl. Airport (KMG) cost?
Get a cheap one-way flight from $832 or cheap return flight from $5,667 from Lambert-St. Louis Intl. Airport (STL) to Changshui Intl. Airport (KMG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Changshui Intl. Airport (KMG)?
October is the most affordable month to fly from STL to KMG. Traveling during quieter months is often the key to finding better deals on flights.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Changshui Intl. Airport (KMG)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find the carrier with the cheapest STL to KMG flight.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Changshui Intl. Airport (KMG)?
You'll have to book a flight with a layover if you're traveling from Lambert-St. Louis Intl. Airport (STL) to Changshui Intl. Airport (KMG). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from STL to KMG?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change depending on a range of factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Changshui Intl. Airport (KMG)?
Choose a flight from Lambert-St. Louis Intl. Airport (STL) to Changshui Intl. Airport (KMG) that leaves before 3 PM to reduce the risk of cancellations. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to Changshui Intl. Airport (KMG) last-minute?
Holding off until just before your trip to book a flight from STL to KMG often results in higher prices. While you might find some last-minute deals, there's no guarantee. Keep your travel plans flexible to boost your chances of snagging a bargain.
Is it cheaper to book a STL to KMG flight and hotel package?
Compared with arranging flights and hotels separately, booking a STL to KMG flight and hotel package with Expedia could lead to significant savings. Better yet, managing everything in one place will take the hassle out of travel planning. Simply pick your flights and select from our wide range of stays, then tailor your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Changshui Intl. Airport (KMG)?
If you booked your STL to KMG flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of fare you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Changshui Intl.
Roundtrip price
$5,667
Distance
7942 mi

Book with confidence

St. Louis to Kunming Flights

The cheapest times to fly from St. Louis to Kunming

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Louis to Kunming are during the month of October. You can find some of the cheapest flights from St. Louis to Kunming with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Kunming

Sunday is one of the best days to book for cheap flights from St. Louis to Kunming: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Louis to Kunming

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Louis to Kunming in 2025. You can also book with separate airlines for your outbound and return journeys, from $832 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Louis to Kunming flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Louis to Kunming airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

St. Louis to Kunming Flights

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*Available to One Key members.