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Cheap flights from St. Louis to Kuala Lumpur from $1,140

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 9/28. 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.
Korean Air Logo
6:00 am - 9:50 pmSTL  Lambert-St Louis-KUL Kuala Lumpur Intl
50h 50m2 stops Atlanta Hartsfield-Jackson Incheon Intl
Korean Air Logo
11:20 pm - 4:28 pmKUL  Kuala Lumpur Intl-STL Lambert-St Louis
30h 08m2 stops Incheon Intl Atlanta Hartsfield-Jackson
$1,140Korean Air
Mon, Sep 28 - Mon, Oct 5
Multiple Airlines Logo
6:30 am - 1:30 amSTL  Lambert-St Louis-KUL Kuala Lumpur Intl
30h 00m2 stops Los Angeles Hong Kong Intl
Multiple Airlines Logo
8:10 am - 11:59 pmKUL  Kuala Lumpur Intl-STL Lambert-St Louis
28h 49m2 stops Hong Kong Intl Seattle/Tacoma Intl
$1,171Multiple Airlines
Wed, Sep 30 - Wed, Oct 7
Multiple Airlines Logo
5:00 am - 8:25 amSTL  Lambert-St Louis-KUL Kuala Lumpur Intl
38h 25m2 stops Charlotte Douglas Abu Dhabi Zayed Intl
Multiple Airlines Logo
9:40 pm - 8:22 pmKUL  Kuala Lumpur Intl-STL Lambert-St Louis
35h 42m2 stops Abu Dhabi Zayed Intl Chicago O'Hare Intl
$1,203Multiple Airlines
Mon, Oct 19 - Sat, Oct 31
Multiple Airlines Logo
11:31 am - 7:45 pmSTL  Lambert-St Louis-KUL Kuala Lumpur Intl
43h 14m2 stops Chicago O'Hare Intl Abu Dhabi Zayed Intl
Multiple Airlines Logo
9:40 pm - 12:58 amKUL  Kuala Lumpur Intl-STL Lambert-St Louis
40h 18m2 stops Abu Dhabi Zayed Intl Charlotte Douglas
$1,210Multiple Airlines
Mon, Oct 19 - Sat, Oct 31
Multiple Airlines Logo
12:17 pm - 12:05 pmSTL  Lambert-St Louis-KUL Kuala Lumpur Intl
34h 48m3 stops Las Vegas Harry Reid Intl Los Angeles Hong Kong Intl
Multiple Airlines Logo
2:45 am - 1:10 pmKUL  Kuala Lumpur Intl-STL Lambert-St Louis
47h 25m3 stops Hong Kong Intl Los Angeles Atlanta Hartsfield-Jackson
$1,211Multiple Airlines
Sat, Sep 19 - Wed, Sep 23
Cathay Pacific Logo
3:34 pm - 12:05 pmSTL  Lambert-St Louis-KUL Kuala Lumpur Intl
31h 31m2 stops Dallas/Fort Worth Hong Kong Intl
Cathay Pacific Logo
8:10 am - 9:57 pmKUL  Kuala Lumpur Intl-STL Lambert-St Louis
26h 47m2 stops Hong Kong Intl Dallas/Fort Worth
$1,212Cathay Pacific
Sat, Sep 19 - Thu, Sep 24
Cathay Pacific Logo
6:04 am - 4:50 pmSTL  Lambert-St Louis-KUL Kuala Lumpur Intl
45h 46m2 stops Los Angeles Hong Kong Intl
Cathay Pacific Logo
2:55 am - 8:19 pmKUL  Kuala Lumpur Intl-STL Lambert-St Louis
31h 24m2 stops Hong Kong Intl Dallas/Fort Worth
$1,256Cathay Pacific
Thu, Oct 29 - Sun, Nov 1
Cathay Pacific Logo
7:10 pm - 8:35 pmSTL  Lambert-St Louis-KUL Kuala Lumpur Intl
36h 25m2 stops Dallas/Fort Worth Hong Kong Intl
Cathay Pacific Logo
8:15 am - 11:59 pmKUL  Kuala Lumpur Intl-STL Lambert-St Louis
29h 44m2 stops Hong Kong Intl Seattle/Tacoma Intl
$1,256Cathay Pacific
Thu, Oct 29 - Mon, Nov 2
Cathay Pacific Logo
7:10 pm - 4:50 pmSTL  Lambert-St Louis-KUL Kuala Lumpur Intl
32h 40m2 stops Dallas/Fort Worth Hong Kong Intl
Cathay Pacific Logo
8:15 am - 8:19 pmKUL  Kuala Lumpur Intl-STL Lambert-St Louis
26h 04m2 stops Hong Kong Intl Dallas/Fort Worth
$1,256Cathay Pacific
Thu, Oct 29 - Mon, Nov 2
United Airlines Logo
6:15 am - 6:00 amSTL  Lambert-St Louis-KUL Kuala Lumpur Intl
34h 45m2 stops Houston George Bush Intcntl Tokyo Haneda
United Airlines Logo
7:15 am - 8:36 pmKUL  Kuala Lumpur Intl-STL Lambert-St Louis
26h 21m2 stops Tokyo Narita Denver Intl
$1,312United Airlines
Mon, Sep 28 - Mon, Oct 5

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Cathay Pacific flights from St. Louis to Kuala Lumpur

Our best Cathay Pacific deals on St. Louis to Kuala Lumpur flight tickets
Cathay Pacific
Sep 19
STL3:34 pmLambert-St Louis
31h 31m
2 stops
KUL12:05 pmKuala Lumpur Intl
Sep 24
KUL8:10 amKuala Lumpur Intl
26h 47m
2 stops
STL9:57 pmLambert-St Louis
$1,212
Cathay Pacific
Oct 29
STL7:10 pmLambert-St Louis
36h 25m
2 stops
KUL8:35 pmKuala Lumpur Intl
Nov 2
KUL8:15 amKuala Lumpur Intl
29h 44m
2 stops
STL11:59 pmLambert-St Louis
$1,256

American Airlines flights from St. Louis to Kuala Lumpur

Our best American Airlines deals on St. Louis to Kuala Lumpur flight tickets
American Airlines
Sep 28
STL8:30 amLambert-St Louis
31h 00m
2 stops
KUL4:30 amKuala Lumpur Intl
Oct 5
KUL10:50 pmKuala Lumpur Intl
33h 40m
1 stop
STL7:30 pmLambert-St Louis
$6,050
American Airlines
Sep 30
STL9:35 pmLambert-St Louis
31h 15m
1 stop
KUL5:50 pmKuala Lumpur Intl
Oct 7
KUL10:50 pmKuala Lumpur Intl
25h 00m
2 stops
STL10:50 amLambert-St Louis
$6,056

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Kuala Lumpur 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 August 16, 2026.
Use the filters below to find and compare flights from St. Louis to Kuala Lumpur that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisKuala Lumpur

STL Lambert-St Louis - KUL Kuala Lumpur Intl

STLKUL

Lambert-St Louis

Mon 9/28

6:00 am-9:50 pm

2 stops50h 50m

Kuala Lumpur Intl

Mon 10/5

11:20 pm-4:28 pm

2 stops30h 08m

$1,140

St. LouisKuala Lumpur

STL Lambert-St Louis - KUL Kuala Lumpur Intl

STLKUL

Lambert-St Louis

Wed 9/30

6:30 am-1:30 am

2 stops30h 00m

Kuala Lumpur Intl

Wed 10/7

8:10 am-11:59 pm

2 stops28h 49m

$1,171

St. LouisKuala Lumpur

STL Lambert-St Louis - KUL Kuala Lumpur Intl

STLKUL

Lambert-St Louis

Mon 10/19

5:00 am-8:25 am

2 stops38h 25m

Kuala Lumpur Intl

Sat 10/31

9:40 pm-8:22 pm

2 stops35h 42m

$1,203

St. LouisKuala Lumpur

STL Lambert-St Louis - KUL Kuala Lumpur Intl

STLKUL

Lambert-St Louis

Mon 10/19

11:31 am-7:45 pm

2 stops43h 14m

Kuala Lumpur Intl

Sat 10/31

9:40 pm-12:58 am

2 stops40h 18m

$1,210

St. LouisKuala Lumpur

STL Lambert-St Louis - KUL Kuala Lumpur Intl

STLKUL

Lambert-St Louis

Sat 9/19

12:17 pm-12:05 pm

3 stops34h 48m

Kuala Lumpur Intl

Wed 9/23

2:45 am-1:10 pm

3 stops47h 25m

$1,211
Quickest round-trip

St. LouisKuala Lumpur

STL Lambert-St Louis - KUL Kuala Lumpur Intl

STLKUL

Lambert-St Louis

Sat 9/19

3:34 pm-12:05 pm

2 stops31h 31m

Kuala Lumpur Intl

Thu 9/24

8:10 am-9:57 pm

2 stops26h 47m

$1,212

St. LouisKuala Lumpur

STL Lambert-St Louis - KUL Kuala Lumpur Intl

STLKUL

Lambert-St Louis

Thu 10/29

6:04 am-4:50 pm

2 stops45h 46m

Kuala Lumpur Intl

Sun 11/1

2:55 am-8:19 pm

2 stops31h 24m

$1,256

St. LouisKuala Lumpur

STL Lambert-St Louis - KUL Kuala Lumpur Intl

STLKUL

Lambert-St Louis

Thu 10/29

7:10 pm-8:35 pm

2 stops36h 25m

Kuala Lumpur Intl

Mon 11/2

8:15 am-11:59 pm

2 stops29h 44m

$1,256

St. LouisKuala Lumpur

STL Lambert-St Louis - KUL Kuala Lumpur Intl

STLKUL

Lambert-St Louis

Thu 10/29

7:10 pm-4:50 pm

2 stops32h 40m

Kuala Lumpur Intl

Mon 11/2

8:15 am-8:19 pm

2 stops26h 04m

$1,256

St. LouisKuala Lumpur

STL Lambert-St Louis - KUL Kuala Lumpur Intl

STLKUL

Lambert-St Louis

Mon 9/28

6:15 am-6:00 am

2 stops34h 45m

Kuala Lumpur Intl

Mon 10/5

7:15 am-8:36 pm

2 stops26h 21m

$1,312

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 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

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 typical price of a round-trip flight between St. Louis and Kuala Lumpur?

Prices are currently low for flights on this route.

Typical prices usually range from $1,368 to $1,520.
The lowest price recently found on this route was $1,140.

What is the cheapest month to fly to Kuala Lumpur?

In general, April is the cheapest month to fly from St. Louis to Kuala Lumpur. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,096. If you aren’t able to travel during the month of April, then book flights to Kuala Lumpur from St. Louis during December instead. Flights to Kuala Lumpur in December, while not as cheap as those in April, still average around $1,097.

Cheap St. Louis to Kuala Lumpur flight deals and tips

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

Fastest flight time

34h 36m

Direct flights

None
The fastest flight from St. Louis to Kuala Lumpur takes 34h 36m
There are no direct flights from St. Louis to Kuala Lumpur. There are no popular flight routes from St. Louis to Kuala Lumpur.
Search flight deals

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

  • How far is Lambert-St Louis to Kuala Lumpur by plane?

    Lambert-St Louis and Kuala Lumpur are 9446.3 mi apart from one another. By plane, this route typically takes 34h 36m.

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

    Prices for flights from Lambert-St Louis Airport to Kuala Lumpur are updated daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Kuala Lumpur.

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

    The travel and health documents you'll need for your trip to Kuala Lumpur may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kuala Lumpur. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from St. Louis to Kuala Lumpur

Compare and see reviews for airlines that fly from St. Louis to Kuala Lumpur with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $951Free CancellationRating
7.4
10,105 reviews
Search United Airlines flights
ANAPriceFrom $964Free CancellationRating
8.3
1,298 reviews
Search ANA flights
Cathay PacificPriceFrom $1,015Free CancellationRating
7.6
1,453 reviews
Search Cathay Pacific flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Kuala Lumpur from St. Louis.

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 helps you find the best flight between St. Louis and Kuala Lumpur by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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 offers price alerts on flights to Kuala Lumpur from St. Louis. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Find better results for your trip to Malaysia

Fly into one of these airports located in Kuala Lumpur

Airports listed have a maximum distance of 27.8 mi from Kuala Lumpur
Kuala Lumpur Intl Airport
Kuala Lumpur Subang Airport