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Cheap flights from St. Louis to Kuala Lumpur from $1,203

This is the cheapest round-trip 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 10/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Kuala Lumpur

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:35 am - 8:25 am
STL
-
KUL
33h 50m
2 stops
Multiple Airlines Logo
9:35 am - 6:54 pm
KUL
-
STL
46h 19m
2 stops
$1,203Multiple Airlines
Mon, Oct 19 - Sat, Oct 31
Multiple Airlines Logo
7:00 am - 8:15 am
STL
-
KUL
35h 15m
2 stops
Multiple Airlines Logo
7:55 pm - 2:26 pm
KUL
-
STL
56h 31m
2 stops
$1,542Multiple Airlines
Mon, Dec 7 - Tue, Jan 5
Multiple Airlines Logo
7:56 pm - 12:05 am
STL
-
KUL
39h 09m
2 stops
Multiple Airlines Logo
9:20 pm - 7:21 pm
KUL
-
STL
35h 01m
2 stops
$1,594Multiple Airlines
Tue, Jul 7 - Mon, Jul 13
United Airlines Logo
8:15 pm - 12:15 am
STL
-
KUL
38h 00m
2 stops
United Airlines Logo
2:15 pm - 10:00 pm
KUL
-
STL
45h 45m
2 stops
$1,672United Airlines
Sun, Nov 1 - Wed, Nov 4
Cathay Pacific Logo
8:55 am - 1:30 am
STL
-
KUL
27h 35m
2 stops
Cathay Pacific Logo
2:45 am - 9:48 pm
KUL
-
STL
32h 03m
2 stops
$1,703Cathay Pacific
Mon, Jul 6 - Thu, Jul 23
United Airlines Logo
8:00 am - 6:45 am
STL
-
KUL
32h 45m
2 stops
United Airlines Logo
2:15 pm - 4:35 pm
KUL
-
STL
40h 20m
2 stops
$1,713United Airlines
Sun, Nov 1 - Wed, Nov 4
Lufthansa Logo
6:45 pm - 4:40 pm
STL
-
KUL
55h 55m
2 stops
Lufthansa Logo
11:55 pm - 1:45 pm
KUL
-
STL
27h 50m
1 stop
$1,729Lufthansa
Mon, Dec 7 - Tue, Jan 5
ANA Logo
9:15 am - 6:00 am
STL
-
KUL
31h 45m
2 stops
ANA Logo
2:15 pm - 12:11 pm
KUL
-
STL
58h 56m
2 stops
$1,745ANA
Mon, Jun 29 - Mon, Aug 3
United Airlines Logo
6:01 am - 6:00 am
STL
-
KUL
34h 59m
2 stops
United Airlines Logo
2:15 pm - 9:26 pm
KUL
-
STL
44h 11m
2 stops
$1,764United Airlines
Thu, Jun 25 - Sun, Jul 19
United Airlines Logo
6:01 am - 6:00 am
STL
-
KUL
34h 59m
2 stops
United Airlines Logo
7:15 am - 11:29 pm
KUL
-
STL
29h 14m
2 stops
$1,766United Airlines
Thu, Jun 25 - Tue, Jul 21

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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
Nov 1
STL8:15 pmLambert-St Louis
38h 00m
2 stops
KUL12:15 amKuala Lumpur Intl
Nov 4
KUL2:15 pmKuala Lumpur Intl
42h 23m
2 stops
STL6:38 pmLambert-St Louis
$1,672
United Airlines
Nov 1
STL8:00 amLambert-St Louis
32h 45m
2 stops
KUL6:45 amKuala Lumpur Intl
Nov 4
KUL2:15 pmKuala Lumpur Intl
40h 20m
2 stops
STL4:35 pmLambert-St Louis
$1,713
United Airlines
Jun 25
STL6:01 amLambert-St Louis
34h 59m
2 stops
KUL6:00 amKuala Lumpur Intl
Jul 19
KUL2:15 pmKuala Lumpur Intl
44h 11m
2 stops
STL9:26 pmLambert-St Louis
$1,764

Cathay Pacific flights from St. Louis to Kuala Lumpur Intl Airport

Our best Cathay Pacific deals on St. Louis to Kuala Lumpur Intl Airport flight tickets
Cathay Pacific
Jul 6
STL8:55 amLambert-St Louis
27h 35m
2 stops
KUL1:30 amKuala Lumpur Intl
Jul 23
KUL2:45 amKuala Lumpur Intl
32h 03m
2 stops
STL9:48 pmLambert-St Louis
$1,703
Cathay Pacific
Aug 10
STL3:32 pmLambert-St Louis
37h 58m
2 stops
KUL6:30 pmKuala Lumpur Intl
Sep 22
KUL7:50 pmKuala Lumpur Intl
40h 53m
2 stops
STL11:43 pmLambert-St Louis
$4,900

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 June 15, 2026.
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

Cheapest round-trip

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Mon 10/19

9:35 am-8:25 am

2 stops33h 50m

Kuala Lumpur Intl

Sat 10/31

9:35 am-6:54 pm

2 stops46h 19m

$1,203

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Mon 12/7

7:00 am-8:15 am

2 stops35h 15m

Kuala Lumpur Intl

Tue 1/5

7:55 pm-2:26 pm

2 stops56h 31m

$1,542

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Tue 7/7

7:56 pm-12:05 am

2 stops39h 09m

Kuala Lumpur Intl

Mon 7/13

9:20 pm-7:21 pm

2 stops35h 01m

$1,594

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Sun 11/1

8:15 pm-12:15 am

2 stops38h 00m

Kuala Lumpur Intl

Wed 11/4

2:15 pm-10:00 pm

2 stops45h 45m

$1,672
Quickest round-trip

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Mon 7/6

8:55 am-1:30 am

2 stops27h 35m

Kuala Lumpur Intl

Thu 7/23

2:45 am-9:48 pm

2 stops32h 03m

$1,703

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Sun 11/1

8:00 am-6:45 am

2 stops32h 45m

Kuala Lumpur Intl

Wed 11/4

2:15 pm-4:35 pm

2 stops40h 20m

$1,713

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Mon 12/7

6:45 pm-4:40 pm

2 stops55h 55m

Kuala Lumpur Intl

Tue 1/5

11:55 pm-1:45 pm

1 stop27h 50m

$1,729

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Mon 6/29

9:15 am-6:00 am

2 stops31h 45m

Kuala Lumpur Intl

Mon 8/3

2:15 pm-12:11 pm

2 stops58h 56m

$1,745

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Thu 6/25

6:01 am-6:00 am

2 stops34h 59m

Kuala Lumpur Intl

Sun 7/19

2:15 pm-9:26 pm

2 stops44h 11m

$1,764

St. LouisKuala Lumpur

STL - KUL

STLKUL

Lambert-St Louis

Thu 6/25

6:01 am-6:00 am

2 stops34h 59m

Kuala Lumpur Intl

Tue 7/21

7:15 am-11:29 pm

2 stops29h 14m

$1,766

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 September is, on average, the cheapest month to fly to Kuala Lumpur Intl Airport from St. Louis, with most prices found around $1,039. If you don’t want to visit Kuala Lumpur Intl Airport in September, then you should wait until April to fly from St. Louis, when ticket prices are also cheap, with an average price of $1,096.

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

Fastest flight time

27h 35m

Direct flights

None
The fastest flight from St. Louis to Kuala Lumpur Intl Airport takes 27h 35m
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.
Search flight deals

Frequently asked questions about flying from St. Louis to Kuala Lumpur Intl Airport

  • 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 27h 35m.

  • 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
ANAPriceFrom $964Free CancellationRating
8.3
1,236 reviews
Search ANA flights
United AirlinesPriceFrom $993Free CancellationRating
7.4
9,835 reviews
Search United Airlines flights
Cathay PacificPriceFrom $1,015Free CancellationRating
7.6
1,380 reviews
Search Cathay Pacific 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
Putrajaya
Shah Alam
Bentong
Puchong

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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