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Kuala Lumpur Intl

$1,238+ 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 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
STL — KUL
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap flight deals from St. Louis to Kuala Lumpur Intl

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Kuala Lumpur Intl (KUL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,238
(Delta)

Popular in

June

Cheapest in

November

Average price

$1,785
Provider with most accurate pricing for Lambert-St Louis-Kuala Lumpur Intl flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Kuala Lumpur Intl flights.
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From Lambert-St Louis to Kuala Lumpur Intl
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($274 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($34 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find 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 March 28, 2025.

This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2011:15 amSTL - KUL
2 stops45h 35mDelta
Fri 6/2011:10 pmKUL - STL
2 stops37h 32mDelta
Deal found 3/27$1,238
This United Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/15:54 pmSTL - KUL
2 stops27h 16mUnited Airlines
Tue 4/88:40 pmKUL - STL
2 stops33h 12mUnited Airlines
Deal found 3/26$1,242
This KAYAK deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/308:00 amSTL - KUL
2 stops26h 55mANA
Thu 4/102:15 pmKUL - STL
2 stops37h 27mANA
Deal found 3/26$1,280
This oojo deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/25:55 amSTL - KUL
2 stops45h 45mCathay Pacific
Wed 4/95:40 pmKUL - STL
2 stops42h 36mCathay Pacific
Deal found 3/26$1,426
This Malaysia Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Malaysia Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/316:15 amSTL - KUL
2 stops49h 40mMalaysia Airlines
Tue 4/82:55 amKUL - STL
2 stops33h 21mMalaysia Airlines
Deal found 3/26$1,468
This oojo deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/209:41 amSTL - KUL
2 stops40h 04mQatar Airways
Thu 6/192:55 amKUL - STL
2 stops30h 35mQatar Airways
Deal found 3/27$1,493
This Mytrip deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/206:15 amSTL - KUL
2 stops28h 40mMultiple Airlines
Fri 6/205:40 pmKUL - STL
3 stops31h 56mMultiple Airlines
Deal found 3/27$1,598
This KLM deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/155:45 pmSTL - KUL
2 stops32h 55mKLM
Mon 6/3011:55 pmKUL - STL
2 stops27h 40mKLM
Deal found 3/27$1,957
This Turkish Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/23:40 pmSTL - KUL
2 stops36h 25mTurkish Airlines
Sat 4/1210:50 amKUL - STL
2 stops41h 57mTurkish Airlines
Deal found 3/26$2,153

Cheapflights Fare Finder

Customize your flight search to find flights from St. Louis to Kuala Lumpur Intl 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, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2025.
Use the filters below to find and compare flights from St. Louis to Kuala Lumpur Intl Airport that are best for you.

Fly from

St. Louis

Fly to

Kuala Lumpur Intl

Route

Depart

Return

Price

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Sun 4/20

11:15 am-9:50 pm

2 stops45h 35m

Kuala Lumpur Intl

Fri 6/20

11:10 pm-11:42 pm

2 stops37h 32m

$1,238

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Sun 4/20

9:41 am-2:45 pm

2 stops40h 04m

Kuala Lumpur Intl

Thu 6/19

2:55 am-8:30 pm

2 stops30h 35m

$1,493

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Sun 4/20

6:15 am-11:55 pm

2 stops28h 40m

Kuala Lumpur Intl

Fri 6/20

5:40 pm-12:36 pm

3 stops31h 56m

$1,598

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Mon 8/18

7:00 am-2:45 pm

2 stops42h 45m

Kuala Lumpur Intl

Sun 8/24

2:55 am-10:57 pm

2 stops33h 02m

$1,692

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Sun 6/15

5:45 pm-3:40 pm

2 stops32h 55m

Kuala Lumpur Intl

Mon 6/30

11:55 pm-2:35 pm

2 stops27h 40m

$1,957

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*3 stars
SmartFaresPrice Accuracy1 starTrust Score*3 stars

*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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Kuala Lumpur Intl Airport flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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, February is the cheapest month in which you can book a flight from St. Louis to Kuala Lumpur Intl Airport (average of $968). Flying from St. Louis to Kuala Lumpur Intl Airport in June is currently the most expensive (average of $1,491). 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?

Find hourly flight availability from St. Louis to Kuala Lumpur Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

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 3% on your trip compared to booking a flight in the evening.

Rainfall in Kuala Lumpur Intl by month

Plan your trip to Kuala Lumpur Intl by taking into account the average rainfall totals by month.

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.

Temperature in Kuala Lumpur Intl by month

Plan your trip to Kuala Lumpur Intl by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Kuala Lumpur Intl

Get insights into the airlines that provide service to Kuala Lumpur Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kuala Lumpur Intl. Reviews last updated March 28, 2025.
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,896 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Qatar Airways
7.4
Good
3,538 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Malaysia Airlines
7.3
Good
251 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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?

    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. 4 airlines have flights to Kuala Lumpur Intl from Lambert-St Louis on a regular basis.

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

    Currently priced at $1,238, Delta will fly you from St. Louis to Kuala Lumpur Intl Airport and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Qatar Airways and Malaysia Airlines - these airlines can fly you to your destination from $1,493 and $1,692, respectively. Users have found that Delta is 19% 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, February is the cheapest month in which you can book a flight from St. Louis to Kuala Lumpur Intl Airport (average of $968). Flying from St. Louis to Kuala Lumpur Intl Airport in June is currently the most expensive (average of $1,491). 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.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Genting Highlands
Putrajaya
Port Dickson
Petaling Jaya
Sepang
Shah Alam
Puchong

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Alternative routes for St. Louis to Kuala Lumpur Intl

See prices for flight routes from nearby airports that may be better suited for you.
Kansas City to Kuala Lumpur Intl flights

Top 4 airlines flying from St. Louis to Kuala Lumpur Intl

Discover the top 4 airlines that operate flights from St. Louis to Kuala Lumpur Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,133Average$1,250FlexibilityNo cancel feeOn-time69%
DeltaCheapest$1,238Average$1,478FlexibilityNo cancel feeOn-timeN/A
ANACheapest$1,255Average$1,494FlexibilityNo cancel feeOn-time80%
Qatar AirwaysCheapest$1,352Average$1,469FlexibilityNo cancel feeOn-time68%
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