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Cheap flights from St. Louis to Kuala Lumpur from $558

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Kuala Lumpur departing on 3/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from St. Louis to Kuala Lumpur

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:30 pm - 10:10 amSTL-KUL
50h 40m2 stops
United Airlines Logo
4:55 pm - 3:21 pmKUL-STL
35h 26m3 stops
$964United Airlines
Find Deal
Mon, Mar 30 - Mon, Apr 13
Multiple Airlines Logo
7:00 am - 12:35 pmSTL-KUL
39h 35m2 stops
Multiple Airlines Logo
1:35 pm - 7:27 pmKUL-STL
43h 52m2 stops
$1,000Multiple Airlines
Find Deal
Wed, Nov 19 - Tue, Nov 25
United Airlines Logo
5:35 pm - 10:20 amSTL-KUL
51h 45m2 stops
United Airlines Logo
5:00 pm - 4:27 pmKUL-STL
36h 27m2 stops
$1,011United Airlines
Find Deal
Fri, Oct 24 - Tue, Oct 28
Cathay Pacific Logo
7:00 am - 4:50 pmSTL-KUL
43h 50m2 stops
Cathay Pacific Logo
1:35 pm - 7:27 pmKUL-STL
43h 52m2 stops
$1,013Cathay Pacific
Find Deal
Wed, Nov 19 - Tue, Nov 25
Delta Logo
6:00 am - 10:25 pmSTL-KUL
27h 25m2 stops
Delta Logo
11:55 pm - 11:07 pmKUL-STL
37h 12m2 stops
$1,032Delta
Find Deal
Wed, Oct 29 - Sun, Nov 2
Cathay Pacific Logo
3:59 pm - 12:35 pmSTL-KUL
30h 36m2 stops
Cathay Pacific Logo
8:15 am - 10:34 pmKUL-STL
28h 19m2 stops
$1,173Cathay Pacific
Find Deal
Sat, Nov 22 - Sat, Nov 29
Delta Logo
8:53 am - 10:25 pmSTL-KUL
24h 32m2 stops
Delta Logo
11:55 pm - 6:02 pmKUL-STL
56h 07m2 stops
$1,283Delta
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Wed, Oct 29 - Sun, Nov 2
Multiple Airlines Logo
3:15 pm - 6:00 amSTL-KUL
25h 45m2 stops
Multiple Airlines Logo
2:55 am - 11:55 pmKUL-STL
34h 00m2 stops
$1,329Multiple Airlines
Find Deal
Mon, Mar 30 - Sun, Apr 12
Qatar Airways Logo
2:52 pm - 8:15 amSTL-KUL
27h 23m2 stops
Qatar Airways Logo
2:40 am - 7:30 pmKUL-STL
30h 50m2 stops
$1,346Qatar Airways
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Wed, Nov 19 - Mon, Nov 24
Qatar Airways Logo
2:52 pm - 2:40 pmSTL-KUL
33h 48m2 stops
Qatar Airways Logo
2:40 am - 7:30 pmKUL-STL
30h 50m2 stops
$1,415Qatar Airways
Find Deal
Wed, Nov 19 - Mon, Nov 24

Delta flights from St. Louis to Kuala Lumpur Intl Airport

Our best Delta deals on St. Louis to Kuala Lumpur Intl Airport flight tickets
Delta
Oct 29
STL6:00 amLambert-St Louis
27h 25m
2 stops
KUL10:25 pmKuala Lumpur Intl
Nov 2
KUL11:55 pmKuala Lumpur Intl
37h 12m
2 stops
STL11:07 pmLambert-St Louis
$1,032
Find similar
Delta
Oct 29
STL8:53 amLambert-St Louis
24h 32m
2 stops
KUL10:25 pmKuala Lumpur Intl
Nov 2
KUL11:55 pmKuala Lumpur Intl
56h 07m
2 stops
STL6:02 pmLambert-St Louis
$1,283
Find similar

United Airlines flights from St. Louis to Kuala Lumpur Intl Airport

Our best United Airlines deals on St. Louis to Kuala Lumpur Intl Airport flight tickets
United Airlines
Mar 30
STL6:30 pmLambert-St Louis
50h 40m
2 stops
KUL10:10 amKuala Lumpur Intl
Apr 13
KUL4:55 pmKuala Lumpur Intl
35h 26m
3 stops
STL3:21 pmLambert-St Louis
$964
Find similar
United Airlines
Oct 24
STL5:35 pmLambert-St Louis
51h 45m
2 stops
KUL10:20 amKuala Lumpur Intl
Oct 28
KUL5:00 pmKuala Lumpur Intl
36h 27m
2 stops
STL4:27 pmLambert-St Louis
$1,011
Find similar
United Airlines
Nov 1
STL5:29 pmLambert-St Louis
51h 51m
2 stops
KUL10:20 amKuala Lumpur Intl
Nov 8
KUL5:00 pmKuala Lumpur Intl
37h 27m
2 stops
STL4:27 pmLambert-St Louis
$1,045
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Kuala Lumpur Intl Airport 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, momondo users made 832,500 searches. Data last updated October 9, 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

Fly to

Route

Depart

Return

Price

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Mon 3/30

6:30 pm-10:10 am

2 stops50h 40m

Kuala Lumpur Intl

Mon 4/13

4:55 pm-3:21 pm

3 stops35h 26m

$964

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Wed 11/19

7:00 am-12:35 pm

2 stops39h 35m

Kuala Lumpur Intl

Tue 11/25

1:35 pm-7:27 pm

2 stops43h 52m

$1,000

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Fri 10/24

5:35 pm-10:20 am

2 stops51h 45m

Kuala Lumpur Intl

Tue 10/28

5:00 pm-4:27 pm

2 stops36h 27m

$1,011

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Wed 11/19

7:00 am-4:50 pm

2 stops43h 50m

Kuala Lumpur Intl

Tue 11/25

1:35 pm-7:27 pm

2 stops43h 52m

$1,013

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Wed 10/29

6:00 am-10:25 pm

2 stops27h 25m

Kuala Lumpur Intl

Sun 11/2

11:55 pm-11:07 pm

2 stops37h 12m

$1,032

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Sat 11/22

3:59 pm-12:35 pm

2 stops30h 36m

Kuala Lumpur Intl

Sat 11/29

8:15 am-10:34 pm

2 stops28h 19m

$1,173

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Wed 10/29

8:53 am-10:25 pm

2 stops24h 32m

Kuala Lumpur Intl

Sun 11/2

11:55 pm-6:02 pm

2 stops56h 07m

$1,283

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Mon 3/30

3:15 pm-6:00 am

2 stops25h 45m

Kuala Lumpur Intl

Sun 4/12

2:55 am-11:55 pm

2 stops34h 00m

$1,329

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Wed 11/19

2:52 pm-8:15 am

2 stops27h 23m

Kuala Lumpur Intl

Mon 11/24

2:40 am-7:30 pm

2 stops30h 50m

$1,346

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Wed 11/19

2:52 pm-2:40 pm

2 stops33h 48m

Kuala Lumpur Intl

Mon 11/24

2:40 am-7:30 pm

2 stops30h 50m

$1,415

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Kuala Lumpur from

How to get the cheapest flight ticket from St. Louis to Kuala Lumpur Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Kuala Lumpur Intl Airport?

The month of March is, on average, the cheapest month to fly to Kuala Lumpur Intl Airport from St. Louis, with most prices found around $1,163. If you don’t want to visit Kuala Lumpur Intl Airport in March, then you should wait until September to fly from St. Louis, when ticket prices are also cheap, with an average price of $1,163.

What is the cheapest day to depart on your flight to Kuala Lumpur Intl Airport?

On average, the least expensive day to fly to Kuala Lumpur Intl Airport from St. Louis is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $1,442. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from St. Louis to Kuala Lumpur Intl Airport for around $1,657.

What is the cheapest time of day to depart on your flight to Kuala Lumpur Intl Airport?

The cheapest time of day to fly to Kuala Lumpur Intl Airport is at noon when flights can be purchased for as low as $1,454. Flights in the evening are often more expensive with an average ticket price of $1,495.

When to book flights from St. Louis to Kuala Lumpur Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Kuala Lumpur Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Kuala Lumpur Intl Airport (STL to KUL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Kuala Lumpur Intl Airport

Direct flights

None
There are no direct flights from St. Louis to Kuala Lumpur Intl Airport. There are no popular flight routes from St. Louis to Kuala Lumpur Intl Airport.
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  • How far is Lambert-St Louis to Kuala Lumpur Intl by plane?

    Kuala Lumpur Intl is 9473.0 mi away from Lambert-St Louis. A reasonable flight in good conditions will take 24h 32m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Kuala Lumpur Intl Airport?

    Prices for flights from Lambert-St Louis Airport to Kuala Lumpur Intl Airport were last updated today.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Kuala Lumpur Intl Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Kuala Lumpur Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Kuala Lumpur Intl Airport.

  • What documentation or ID do you need to fly to Kuala Lumpur Intl Airport?

    The necessary travel and health documents for your Kuala Lumpur Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from St. Louis to Kuala Lumpur Intl Airport?

Best airlines flying from St. Louis to Kuala Lumpur Intl Airport

Compare and see reviews for airlines that fly from St. Louis to Kuala Lumpur Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $993Free CancellationRating
7.4
8,966 reviews
Search United Airlines flights
ANAPriceFrom $1,276Free CancellationRating
8.4
985 reviews
Search ANA flights
Qatar AirwaysPriceFrom $1,352Free CancellationRating
7.4
3,644 reviews
Search Qatar Airways flights

Traveling to a place near Kuala Lumpur?

Book flights to Kuala Lumpur if you plan to visit one of these locations
Petaling Jaya
Sepang
Genting Highlands
Port Dickson
Shah Alam
Putrajaya
Puchong
Bentong

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Kuala Lumpur?

Finding the right flight to Kuala Lumpur from St. Louis is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Kuala Lumpur quick and easy, saving you time and money.

Can I find flights from St. Louis to Kuala Lumpur with flexible booking policies on momondo?

Yes. All flights to Kuala Lumpur from St. Louis on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from St. Louis to Kuala Lumpur?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from St. Louis to Kuala Lumpur.

I’m not ready to book a flight from St. Louis to Kuala Lumpur right now. Can momondo alert me if prices change?

Yes. momondo can track prices for St. Louis to Kuala Lumpur flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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