$1,513 Cheap Flights from St. Louis (STL) to Kota Kinabalu (BKI)

View $1,513 flight on Thu, Jul 17, 2025Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Kota Kinabalu Intl. Airport (BKI)

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Cheap Flights from St. Louis to Kota Kinabalu (STL-BKI)

Prices were available within the past 7 days and start at $1,513 for one-way flights and $2,940 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Thu, Jul 17 - Thu, Jul 24
STL
St. Louis
BKI
Kota Kinabalu
$2,940 Roundtrip, found 16 hours ago
$2,940
Roundtrip
found 16 hours ago
Select Air Canada flight, departing Thu, Jul 17 from St. Louis to Kota Kinabalu, returning Thu, Jul 24, priced at $2,940 found 16 hours ago
Air Canada
Thu, Jul 17 - Thu, Jul 24
STL
St. Louis
BKI
Kota Kinabalu
$2,961 Roundtrip, found 16 hours ago
$2,961
Roundtrip
found 16 hours ago
Select Air Canada flight, departing Thu, Jul 17 from St. Louis to Kota Kinabalu, returning Thu, Jul 24, priced at $2,961 found 16 hours ago
Air Canada
Thu, Jul 17 - Thu, Jul 24
STL
St. Louis
BKI
Kota Kinabalu
$3,891 Roundtrip, found 16 hours ago
$3,891
Roundtrip
found 16 hours ago
Select Air Canada flight, departing Thu, Jul 17 from St. Louis to Kota Kinabalu, returning Thu, Jul 24, priced at $3,891 found 16 hours ago
Air Canada
Thu, Jul 17 - Thu, Jul 24
STL
St. Louis
BKI
Kota Kinabalu
$3,892 Roundtrip, found 16 hours ago
$3,892
Roundtrip
found 16 hours ago
Select Air Canada flight, departing Thu, Jul 17 from St. Louis to Kota Kinabalu, returning Thu, Jul 24, priced at $3,892 found 16 hours ago
Air Canada
Thu, Jul 17 - Thu, Jul 24
STL
St. Louis
BKI
Kota Kinabalu
$3,926 Roundtrip, found 16 hours ago
$3,926
Roundtrip
found 16 hours ago
Select Air Canada flight, departing Thu, Jul 17 from St. Louis to Kota Kinabalu, returning Thu, Jul 24, priced at $3,926 found 16 hours ago
Flights from St. Louis (STL) to Kota Kinabalu (BKI)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Kota Kinabalu Intl.
Roundtrip price
$2,940
Distance
8917 mi

St. Louis to Kota Kinabalu Flights

The cheapest times to fly from St. Louis to Kota Kinabalu

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

 

The best time to book a flight from St. Louis to Kota Kinabalu

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

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 Kota Kinabalu in 2025. You can also book with separate airlines for your outbound and return journeys, from $1,513 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 Kota Kinabalu 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 Kota Kinabalu 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 Lambert-St. Louis Intl. Airport (STL) to Kota Kinabalu Intl. Airport (BKI) cost?
Discover the latest flight deals from STL to BKI by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from STL to BKI?
The cheapest flights from STL to BKI are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from STL to BKI?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from STL to BKI. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Kota Kinabalu Intl. Airport (BKI)?
You'll have to catch a flight with a layover when traveling from Lambert-St. Louis Intl. Airport (STL) to Kota Kinabalu Intl. Airport (BKI). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from STL to BKI?
Usually you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can change based on the airline, season and other factors.*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 Kota Kinabalu Intl. Airport (BKI)?
To avoid potential delays on the Lambert-St. Louis Intl. Airport (STL) to Kota Kinabalu Intl. Airport (BKI) route, aim to fly before 3 PM. Departures after this hour 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 Lambert-St. Louis Intl. Airport (STL) to Kota Kinabalu Intl. Airport (BKI) last-minute?
Last-minute bookings from STL to BKI are usually more expensive. To secure the best rates, start looking for flights as soon as possible. That said, if you're flexible with your travel plans, it's possible to find a cheap ticket right before your trip.
Is it cheaper to book a STL to BKI flight and hotel package?
You'll typically save money by booking a STL to BKI flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. After selecting your preferred accommodations and flights, you can add extras such as car rentals, tours and activities.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Kota Kinabalu Intl. Airport (BKI)?
If you booked your STL to BKI flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more information.

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*Available to One Key members.