$572 Cheap Flights from Kuala Lumpur (KUL) to St. Louis (STL)

View $572 flight on Tue, Sep 30, 2025Opens in a new window

Popular airlines from Kuala Lumpur International Airport (KUL) to St. Louis Lambert Intl. Airport (STL)

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Cheap Flights from Kuala Lumpur to St. Louis (KUL-STL)

Prices were available within the past 7 days and start at $572 for one-way flights and $1,226 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qatar Airways
Fri, Jan 23 - Mon, Feb 23
KUL
Kuala Lumpur
STL
St. Louis
$1,226 Roundtrip, found 4 days ago
$1,226
Roundtrip
found 4 days ago
Select Qatar Airways flight, departing Fri, Jan 23 from Kuala Lumpur to St. Louis, returning Mon, Feb 23, priced at $1,226 found 4 days ago
Cathay Pacific
Sat, Sep 20 - Wed, Sep 24
KUL
Kuala Lumpur
STL
St. Louis
$1,230 Roundtrip, found 4 days ago
$1,230
Roundtrip
found 4 days ago
Select Cathay Pacific flight, departing Sat, Sep 20 from Kuala Lumpur to St. Louis, returning Wed, Sep 24, priced at $1,230 found 4 days ago
Air Canada
Sat, Sep 20 - Wed, Sep 24
KUL
Kuala Lumpur
STL
St. Louis
$1,243 Roundtrip, found 4 days ago
$1,243
Roundtrip
found 4 days ago
Select Air Canada flight, departing Sat, Sep 20 from Kuala Lumpur to St. Louis, returning Wed, Sep 24, priced at $1,243 found 4 days ago
Cathay Pacific
Sat, Sep 20 - Fri, Sep 26
KUL
Kuala Lumpur
STL
St. Louis
$1,249 Roundtrip, found 4 days ago
$1,249
Roundtrip
found 4 days ago
Select Cathay Pacific flight, departing Sat, Sep 20 from Kuala Lumpur to St. Louis, returning Fri, Sep 26, priced at $1,249 found 4 days ago
Air Canada
Sat, Sep 20 - Wed, Sep 24
KUL
Kuala Lumpur
STL
St. Louis
$1,251 Roundtrip, found 4 days ago
$1,251
Roundtrip
found 4 days ago
Select Air Canada flight, departing Sat, Sep 20 from Kuala Lumpur to St. Louis, returning Wed, Sep 24, priced at $1,251 found 4 days ago
Cathay Pacific
Sat, Sep 20 - Fri, Sep 26
KUL
Kuala Lumpur
STL
St. Louis
$1,261 Roundtrip, found 4 days ago
$1,261
Roundtrip
found 4 days ago
Select Cathay Pacific flight, departing Sat, Sep 20 from Kuala Lumpur to St. Louis, returning Fri, Sep 26, priced at $1,261 found 4 days ago
Cathay Pacific
Fri, Jan 23 - Mon, Feb 23
KUL
Kuala Lumpur
STL
St. Louis
$1,286 Roundtrip, found 4 days ago
$1,286
Roundtrip
found 4 days ago
Select Cathay Pacific flight, departing Fri, Jan 23 from Kuala Lumpur to St. Louis, returning Mon, Feb 23, priced at $1,286 found 4 days ago
Qatar Airways
Fri, Jan 23 - Mon, Feb 23
KUL
Kuala Lumpur
STL
St. Louis
$1,288 Roundtrip, found 4 days ago
$1,288
Roundtrip
found 4 days ago
Select Qatar Airways flight, departing Fri, Jan 23 from Kuala Lumpur to St. Louis, returning Mon, Feb 23, priced at $1,288 found 4 days ago
Turkish Airlines
Fri, Jan 23 - Mon, Feb 23
KUL
Kuala Lumpur
STL
St. Louis
$1,300 Roundtrip, found 4 days ago
$1,300
Roundtrip
found 4 days ago
Select Turkish Airlines flight, departing Fri, Jan 23 from Kuala Lumpur to St. Louis, returning Mon, Feb 23, priced at $1,300 found 4 days ago
EVA Airways
Sat, Sep 20 - Fri, Sep 26
KUL
Kuala Lumpur
STL
St. Louis
$1,312 Roundtrip, found 4 days ago
$1,312
Roundtrip
found 4 days ago
Select EVA Airways flight, departing Sat, Sep 20 from Kuala Lumpur to St. Louis, returning Fri, Sep 26, priced at $1,312 found 4 days ago

Find the cheapest month to fly from Kuala Lumpur (KUL) to St. Louis (STL)

September is typically the cheapest month to fly

From $1,147 - $1,575 per traveler.
Flights from Kuala Lumpur (KUL) to St. Louis (STL)
Origin airport
Kuala Lumpur Intl.
Destination airport
Lambert-St. Louis Intl.
Roundtrip price
$1,226
Distance
9467 mi

Kuala Lumpur to St. Louis Flights

The cheapest times to fly from Kuala Lumpur to St. Louis

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 Kuala Lumpur to St. Louis are during the month of January. You can find some of the cheapest flights from Kuala Lumpur to St. Louis with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kuala Lumpur to St. Louis

Sunday is one of the best days to book for cheap flights from Kuala Lumpur to St. Louis: 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 Kuala Lumpur to St. Louis

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 Kuala Lumpur to St. Louis in 2025. You can also book with separate airlines for your outbound and return journeys, from $572 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 Kuala Lumpur to St. Louis 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 Kuala Lumpur to St. Louis 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.

 

Frequently asked questions

How much does a flight from Kuala Lumpur Intl. Airport (KUL) to Lambert-St. Louis Intl. Airport (STL) cost?
Lock in a cheap one-way flight from $572 or cheap return flight from $1,226 from Kuala Lumpur Intl. Airport (KUL) to Lambert-St. Louis Intl. Airport (STL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Kuala Lumpur Intl. Airport (KUL) to Lambert-St. Louis Intl. Airport (STL)?
January is the cheapest month to fly from KUL to STL. Timing your trip outside of the busy season is often the key to landing a great deal.
What is the cheapest airline that flies from Kuala Lumpur Intl. Airport (KUL) to Lambert-St. Louis Intl. Airport (STL)?
To find the cheapest airline flying from KUL to STL, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Kuala Lumpur Intl. Airport (KUL) to Lambert-St. Louis Intl. Airport (STL)?
Nonstop flights from Kuala Lumpur Intl. Airport (KUL) to Lambert-St. Louis Intl. Airport (STL) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from KUL to STL?
Friday is usually 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 airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Kuala Lumpur Intl. Airport (KUL) to Lambert-St. Louis Intl. Airport (STL)?
To avoid possible delays on the Kuala Lumpur Intl. Airport (KUL) to Lambert-St. Louis Intl. Airport (STL) route, fly before 3 PM. Later flights are 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 Kuala Lumpur Intl. Airport (KUL) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Holding off until just before your departure to book your flight from KUL to STL often results in higher prices. While you may find some last-minute discounts, they're not always guaranteed. Be flexible with your travel plans for a better chance of snagging a bargain.
Is it cheaper to book a KUL to STL flight and hotel package?
Opting for a KUL to STL flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Pick from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Kuala Lumpur Intl. Airport (KUL) to Lambert-St. Louis Intl. Airport (STL)?
In most instances, you can modify or cancel your KUL to STL flight. However, additional fees may apply, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you want further details, head to our Customer Service portal.

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*Available to One Key members.