How long is the flight from St. Louis to Kuala Lumpur Intl Airport?

A quick flight from St. Louis to Kuala Lumpur Intl Airport can take about 30h 03m. United Airlines provides one of the quickest options available for as low as $1,459. There are 9462 mi between St. Louis and Kuala Lumpur Intl Airport. Both multi-stop and nonstop flights can be found to your destination and back.

In terms of precipitation, rainfall in Kuala Lumpur Intl Airport ranges from 4.7 - 11.0 inches per month. November is typically the wettest month, when rainfall can reach 11.0 in. June is typically the driest time to visit Kuala Lumpur Intl Airport when rainfall is around 4.7 in.

If weather is an important factor for your trip to Kuala Lumpur Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 80.6 F).

What are the most popular airlines that fly from St. Louis to Kuala Lumpur Intl Airport?

Before booking your flight from St. Louis to Kuala Lumpur Intl Airport check out the most popular airlines for this route: Qatar Airways, United Airlines or ANA.

Most accurate provider : When it comes to deals on St. Louis-Kuala Lumpur Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Kuala Lumpur Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. Louis-Kuala Lumpur Intl Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on St. Louis-Kuala Lumpur Intl Airport flights, Cheapflights users trust Gurufare the most. Gurufare has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Kuala Lumpur Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from St. Louis to Kuala Lumpur Intl?

For a flight from St. Louis to Kuala Lumpur Intl, you will be flying from Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city. Lambert-St Louis is the only St. Louis airport and it handles 0 outbound flights to Kuala Lumpur Intl per day. 3 airlines have flights to Kuala Lumpur Intl from Lambert-St Louis on a regular basis.

Can I find deals for flights from St. Louis to Kuala Lumpur Intl that include hotel bookings?

Yes. In addition to deals on St. Louis to Kuala Lumpur Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from St. Louis to Kuala Lumpur Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Kuala Lumpur Intl.

Can I find deals for business class flights from St. Louis to Kuala Lumpur Intl?

Yes. Cheapflights offers flight deals from St. Louis to Kuala Lumpur Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$1,037+ Flights from St. Louis to Kuala Lumpur Intl Airport

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Cheap flight deals from St. Louis to Kuala Lumpur Intl

Cheapest flights from St. Louis to Kuala Lumpur Intl
Explore the most affordable flight options available from St. Louis to Kuala Lumpur Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

Mon 12/157:00 amSTL - KUL

2 stops43h 00mMultiple Airlines

Mon 12/225:50 pmKUL - STL

2 stops36h 56mMultiple Airlines

Deal found 12/10

$1,893

Mon 12/226:20 amSTL - KUL

2 stops40h 15mCathay Pacific

Tue 1/67:50 pmKUL - STL

2 stops36h 24mCathay Pacific

Deal found 12/10

$2,738

Mon 12/224:10 pmSTL - KUL

3 stops29h 35mMultiple Airlines

Tue 1/63:25 pmKUL - STL

2 stops36h 29mMultiple Airlines

Deal found 12/10

$3,824

Mon 12/153:19 pmSTL - KUL

3 stops42h 56mUnited Airlines

Mon 12/226:30 pmKUL - STL

2 stops42h 00mUnited Airlines

Deal found 12/10

$8,422

Best flights from St. Louis to Kuala Lumpur Intl
Discover carefully curated flight deals from St. Louis to Kuala Lumpur Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

Thu 3/126:51 amSTL - KUL

2 stops38h 29mUnited Airlines

Sun 3/298:40 pmKUL - STL

2 stops46h 12mUnited Airlines

Deal found 12/10

$1,037

Mon 2/911:20 amSTL - KUL

2 stops46h 55mANA

Sat 2/282:15 pmKUL - STL

2 stops34h 21mANA

Deal found 12/11

$1,241

Thu 6/46:22 pmSTL - KUL

2 stops30h 03mChina Airlines

Thu 7/92:45 pmKUL - STL

2 stops36h 41mChina Airlines

Deal found 12/10

$1,459

Fri 3/136:50 pmSTL - KUL

2 stops48h 05mQatar Airways

Sun 3/298:20 pmKUL - STL

2 stops33h 53mQatar Airways

Deal found 12/10

$1,480

Wed 6/31:30 pmSTL - KUL

2 stops51h 15mMultiple Airlines

Thu 7/97:15 amKUL - STL

2 stops48h 02mMultiple Airlines

Deal found 12/10

$1,537

Wed 6/36:30 amSTL - KUL

2 stops48h 40mCathay Pacific

Thu 7/95:40 pmKUL - STL

2 stops37h 19mCathay Pacific

Deal found 12/10

$1,663

Mon 2/95:00 pmSTL - KUL

2 stops27h 20mUnited Airlines

Sat 2/282:15 pmKUL - STL

2 stops38h 14mUnited Airlines

Deal found 12/10

$1,154

Fri 3/136:51 amSTL - KUL

2 stops38h 29mUnited Airlines

Sun 3/298:40 pmKUL - STL

3 stops57h 12mUnited Airlines

Deal found 12/10

$1,529

Thu 6/41:00 pmSTL - KUL

3 stops33h 20mMultiple Airlines

Thu 7/97:15 amKUL - STL

2 stops48h 02mMultiple Airlines

Deal found 12/10

$2,086

Wed 6/37:06 pmSTL - KUL

2 stops26h 04mUnited Airlines

Thu 7/92:15 pmKUL - STL

3 stops62h 06mUnited Airlines

Deal found 12/10

$1,792

Last-minute flights from St. Louis to Kuala Lumpur Intl
Discover last-minute flight deals from St. Louis to Kuala Lumpur Intl. Data last updated December 12, 2025 and is based on user searches.

Mon 12/157:00 amSTL - KUL

2 stops43h 00mMultiple Airlines

Mon 12/225:50 pmKUL - STL

2 stops36h 56mMultiple Airlines

Deal found 12/10

$1,893

Mon 12/153:19 pmSTL - KUL

3 stops42h 56mUnited Airlines

Mon 12/226:30 pmKUL - STL

2 stops42h 00mUnited Airlines

Deal found 12/10

$8,422

Mon 12/226:20 amSTL - KUL

2 stops40h 15mCathay Pacific

Tue 1/67:50 pmKUL - STL

2 stops36h 24mCathay Pacific

Deal found 12/10

$2,738

Mon 12/224:10 pmSTL - KUL

3 stops29h 35mMultiple Airlines

Tue 1/63:25 pmKUL - STL

2 stops36h 29mMultiple Airlines

Deal found 12/10

$3,824

Find flight deals from St. Louis to Kuala Lumpur Intl

Most accurate provider	eDreams 3 stars
Most trusted provider	Gurufare 3 stars
Round-trip from	$1,037 (United Airlines)
Popular in	May
Cheapest in	December
Average price	$1,097

Provider with most accurate pricing for Lambert-St Louis-Kuala Lumpur Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Lambert-St Louis-Kuala Lumpur Intl flights.

Search Deals

From Lambert-St Louis to Kuala Lumpur Intl

Search Deals

Highest demand for flights based on searches. 16% potential increase in price ($283 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($47 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Kuala Lumpur Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Thu 3/12

6:51 am-10:20 am

2 stops38h 29m

Kuala Lumpur Intl

Sun 3/29

8:40 pm-5:52 am

2 stops46h 12m

$1,037

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Mon 2/9

5:00 pm-10:20 am

2 stops27h 20m

Kuala Lumpur Intl

Sat 2/28

2:15 pm-2:29 pm

2 stops38h 14m

$1,154

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Mon 2/9

11:20 am-12:15 am

2 stops46h 55m

Kuala Lumpur Intl

Sat 2/28

2:15 pm-10:36 am

2 stops34h 21m

$1,241

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Thu 6/4

6:22 pm-1:25 pm

2 stops30h 03m

Kuala Lumpur Intl

Thu 7/9

2:45 pm-2:26 pm

2 stops36h 41m

$1,459

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Fri 3/13

6:50 pm-7:55 am

2 stops48h 05m

Kuala Lumpur Intl

Sun 3/29

8:20 pm-5:13 pm

2 stops33h 53m

$1,480

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Fri 3/13

6:51 am-10:20 am

2 stops38h 29m

Kuala Lumpur Intl

Sun 3/29

8:40 pm-4:52 pm

3 stops57h 12m

$1,529

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Wed 6/3

1:30 pm-5:45 am

2 stops51h 15m

Kuala Lumpur Intl

Thu 7/9

7:15 am-6:17 pm

2 stops48h 02m

$1,537

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Wed 6/3

6:30 am-8:10 pm

2 stops48h 40m

Kuala Lumpur Intl

Thu 7/9

5:40 pm-5:59 pm

2 stops37h 19m

$1,663

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Wed 6/3

7:06 pm-10:10 am

2 stops26h 04m

Kuala Lumpur Intl

Thu 7/9

2:15 pm-3:21 pm

3 stops62h 06m

$1,792

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Thu 6/4

1:00 pm-11:20 am

3 stops33h 20m

Kuala Lumpur Intl

Thu 7/9

7:15 am-6:17 pm

2 stops48h 02m

$2,086

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Compare providers for flights from St. Louis to Kuala Lumpur Intl

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Kuala Lumpur Intl in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy2 stars	Trust Score*3 stars
JustAirTicket	Price Accuracy-	Trust Score*1 star
Gurufare	Price Accuracy2 stars	Trust Score*3 stars
Cheapfaremart	Price Accuracy-	Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on St. Louis-Kuala Lumpur Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Kuala Lumpur Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. Louis-Kuala Lumpur Intl Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on St. Louis-Kuala Lumpur Intl Airport flights, Cheapflights users trust Gurufare the most. Gurufare has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Kuala Lumpur Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to Kuala Lumpur Intl

Have a flexible travel schedule? Discover the best time to fly to Kuala Lumpur Intl from St. Louis with our price prediction graph.

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.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Kuala Lumpur Intl Airport

What is the cheapest month to book a flight from St. Louis to Kuala Lumpur Intl Airport?

Currently, September is the cheapest month in which you can book a flight from St. Louis to Kuala Lumpur Intl Airport (average of $663). Flying from St. Louis to Kuala Lumpur Intl Airport in June is currently the most expensive (average of $1,830). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from STL to KUL?

A simple way to save on the total cost of your ticket is to fly from St. Louis to Kuala Lumpur Intl Airport at noon. If you’re flexible enough to do this you can expect to save up to 2% on your trip compared to booking a flight in the evening.

Reviews of airlines servicing Kuala Lumpur Intl

Peruse reviews from past customers who have flown with ANA, Qatar Airways, and United Airlines from St. Louis to Kuala Lumpur Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

ANA

8.4

Very good

1,021 reviews

Reviews

1 / 20

10.0

Excellent

Mario,Nov 2025

HND - BKK

Option to use Bluetooth headphones when connecting to in flight entertainment system. I want to use my own headsets with noise cancelling support

ANA

8.4

Very good

1,021 reviews

ANA

8.4

Very good

1,021 reviews

Reviews

1 / 20

10.0

Excellent

Mario,Nov 2025

HND - BKK

Option to use Bluetooth headphones when connecting to in flight entertainment system. I want to use my own headsets with noise cancelling support

Qatar Airways

7.4

Good

3,677 reviews

ANA

8.4

Very good

1,021 reviews

Reviews

1 / 20

10.0

Excellent

Mario,Nov 2025

HND - BKK

Option to use Bluetooth headphones when connecting to in flight entertainment system. I want to use my own headsets with noise cancelling support

United Airlines

7.4

Good

9,093 reviews

ANA

8.4

Very good

1,021 reviews

Reviews

1 / 20

10.0

Excellent

Mario,Nov 2025

HND - BKK

Option to use Bluetooth headphones when connecting to in flight entertainment system. I want to use my own headsets with noise cancelling support

Related info for your journey

What airport do you fly from for flights from St. Louis to Kuala Lumpur Intl?
For a flight from St. Louis to Kuala Lumpur Intl, you will be flying from Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city. Lambert-St Louis is the only St. Louis airport and it handles 0 outbound flights to Kuala Lumpur Intl per day. 3 airlines have flights to Kuala Lumpur Intl from Lambert-St Louis on a regular basis.
How long is the flight from St. Louis to Kuala Lumpur Intl Airport?
A quick flight from St. Louis to Kuala Lumpur Intl Airport can take about 30h 03m. United Airlines provides one of the quickest options available for as low as $1,459. There are 9462 mi between St. Louis and Kuala Lumpur Intl Airport. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines flying from St. Louis to Kuala Lumpur Intl Airport round-trip?
Currently priced at $993, United Airlines will fly you from St. Louis to Kuala Lumpur Intl Airport and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from ANA and Qatar Airways - these airlines can fly you to your destination from $1,097 and $1,407, respectively. Users have found that United Airlines is 30% cheaper than the other options available to this destination.
Can I find deals for flights from St. Louis to Kuala Lumpur Intl that include hotel bookings?
Yes. In addition to deals on St. Louis to Kuala Lumpur Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St. Louis to Kuala Lumpur Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Kuala Lumpur Intl.
Can I find deals for business class flights from St. Louis to Kuala Lumpur Intl?
Yes. Cheapflights offers flight deals from St. Louis to Kuala Lumpur Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from St. Louis to Kuala Lumpur Intl Airport?
Currently, September is the cheapest month in which you can book a flight from St. Louis to Kuala Lumpur Intl Airport (average of $663). Flying from St. Louis to Kuala Lumpur Intl Airport in June is currently the most expensive (average of $1,830). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 3 airlines flying from St. Louis to Kuala Lumpur Intl

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$993	Average$1,249	FlexibilityNo cancel fee	On-time69%
ANA	Cheapest$1,097	Average$1,680	FlexibilityNo cancel fee	On-time80%
Qatar Airways	Cheapest$1,407	Average$1,521	FlexibilityNo cancel fee	On-time68%

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$1,037+ Cheap flights from St. Louis (STL) to Kuala Lumpur Intl (KUL)

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 3/12. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to Kuala Lumpur Intl with Cheapflights

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3. Compare prices and book

Cheap flight deals from St. Louis to Kuala Lumpur Intl

Cheapest flights from St. Louis to Kuala Lumpur IntlExplore the most affordable flight options available from St. Louis to Kuala Lumpur Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

Explore the most affordable flight options available from St. Louis to Kuala Lumpur Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

Find flight deals from St. Louis to Kuala Lumpur Intl

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Kuala Lumpur Intl Airport that are best for you.

Compare providers for flights from St. Louis to Kuala Lumpur Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Kuala Lumpur Intl in December.

Best time to book a flight from St. Louis to Kuala Lumpur Intl

Have a flexible travel schedule? Discover the best time to fly to Kuala Lumpur Intl from St. Louis with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Kuala Lumpur Intl Airport

What is the cheapest month to book a flight from St. Louis to Kuala Lumpur Intl Airport?

What is the cheapest time of day to fly from STL to KUL?

Reviews of airlines servicing Kuala Lumpur Intl

Peruse reviews from past customers who have flown with ANA, Qatar Airways, and United Airlines from St. Louis to Kuala Lumpur Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Kuala Lumpur Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from St. Louis to Kuala Lumpur Intl?

How long is the flight from St. Louis to Kuala Lumpur Intl Airport?

What are the cheapest airlines flying from St. Louis to Kuala Lumpur Intl Airport round-trip?

Can I find deals for flights from St. Louis to Kuala Lumpur Intl that include hotel bookings?

How can I find direct flights from St. Louis to Kuala Lumpur Intl?

Can I find deals for business class flights from St. Louis to Kuala Lumpur Intl?

What is the cheapest month to book a flight from St. Louis to Kuala Lumpur Intl Airport?

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Top 3 airlines flying from St. Louis to Kuala Lumpur Intl

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Cheapest flights from St. Louis to Kuala Lumpur Intl
Explore the most affordable flight options available from St. Louis to Kuala Lumpur Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.