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Cheap flights from Kuala Lumpur to Siem Reap, Cambodia from RM 278

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/1. Fares are subject to change and may not be available on all flights or dates of travel.
KUL — SAI
22 Aug — 29 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Kuala Lumpur to Siem Reap–Angkor Intl are usually found in January or February, booked 43 days in advance, depart on a Sunday or Tuesday and return on a Monday

Cheap flight deals from Kuala Lumpur to Siem Reap

Enter your travel dates to find the best prices.

Cheapest flights from Kuala Lumpur to Siem Reap
Explore the most affordable flight options available from Kuala Lumpur to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 July 2026.

Fri 14/813:45
KUL
-
SAI
Nonstop2h 05m
AirAsia Cambodia
Sun 16/815:35
SAI
-
KUL
Nonstop2h 15m
AirAsia Cambodia
Deal found 20/7RM 699
Thu 20/813:45
KUL
-
SAI
Nonstop2h 05m
AirAsia Cambodia
Sat 22/815:35
SAI
-
KUL
Nonstop2h 15m
AirAsia Cambodia
Deal found 20/7RM 715
Mon 2/1108:15
KUL
-
SAI
Nonstop2h 05m
AirAsia Cambodia
Sat 14/1115:45
SAI
-
KUL
Nonstop2h 15m
AirAsia Cambodia
Deal found 23/7RM 719
Mon 16/1108:15
KUL
-
SAI
Nonstop2h 05m
AirAsia Cambodia
Thu 26/1115:45
SAI
-
KUL
Nonstop2h 15m
AirAsia Cambodia
Deal found 23/7RM 723
Thu 27/813:45
KUL
-
SAI
Nonstop2h 05m
AirAsia Cambodia
Sun 30/815:35
SAI
-
KUL
Nonstop2h 15m
AirAsia Cambodia
Deal found 21/7RM 727
Mon 24/813:45
KUL
-
SAI
Nonstop2h 05m
AirAsia Cambodia
Fri 28/815:35
SAI
-
KUL
Nonstop2h 15m
AirAsia Cambodia
Deal found 20/7RM 735
Sun 4/1008:10
KUL
-
SAI
Nonstop2h 05m
AirAsia Cambodia
Mon 12/1015:35
SAI
-
KUL
Nonstop2h 15m
AirAsia Cambodia
Deal found 23/7RM 752
Sat 7/1108:10
KUL
-
SAI
Nonstop2h 05m
AirAsia Cambodia
Thu 12/1115:45
SAI
-
KUL
Nonstop2h 15m
AirAsia Cambodia
Deal found 19/7RM 760
Tue 10/1113:55
KUL
-
SAI
Nonstop2h 05m
AirAsia Cambodia
Sat 21/1110:00
SAI
-
KUL
Nonstop2h 15m
AirAsia Cambodia
Deal found 21/7RM 805
Wed 5/813:45
KUL
-
SAI
Nonstop2h 05m
AirAsia Cambodia
Sat 8/815:35
SAI
-
KUL
Nonstop2h 15m
AirAsia Cambodia
Deal found 20/7RM 833
Thu 17/914:00
SZB
-
SAI
1 stop20h 40m
Singapore Airlines
Sun 20/910:30
SAI
-
SZB
1 stop25h 40m
Singapore Airlines
Deal found 21/7RM 2,116
Mon 2/1114:00
SZB
-
SAI
1 stop20h 50m
Singapore Airlines
Sat 14/1110:45
SAI
-
SZB
1 stop25h 25m
Singapore Airlines
Deal found 21/7RM 2,169

Find flight deals from Kuala Lumpur to Siem Reap

Discover tips and strategies to find the most affordable flight options for your journey from Kuala Lumpur (MY1) to Siem Reap (SAI). 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 23 July 2026.

Round-trip from

RM 699

One-way from

RM 278

Popular in

September

Cheapest in

January

Average price

RM 911
AirAsia Cambodia
  • AirAsia Cambodia
  • 14/8-16/8
  • Nonstop
  • 4h 20m total
  • Kuala Lumpur to Siem Reap
Search Deals
AirAsia Cambodia
  • AirAsia Cambodia
  • 18/1
  • Nonstop
  • 2h 05m total
  • Kuala Lumpur to Siem Reap
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (RM 249 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (RM 61 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Kuala Lumpur to Siem Reap 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 407,431 searches. Data last updated 23 July 2026.
Use the filters below to find and compare flights from Kuala Lumpur to Siem Reap that are best for you.

Fly from

Fly to

Route

Departure

Return

Price

Cheapest return flight
Fastest return journey

Kuala LumpurSiem Reap

KUL - SAI

KULSAI

Kuala Lumpur Intl

Sun 4/10

08:10-09:15

Nonstop2h 05m

Siem Reap–Angkor Intl

Mon 12/10

15:35-18:50

Nonstop2h 15m

RM 752

Kuala LumpurSiem Reap

KUL - SAI

KULSAI

Kuala Lumpur Intl

Mon 2/11

08:15-09:20

Nonstop2h 05m

Siem Reap–Angkor Intl

Sat 14/11

10:00-13:15

Nonstop2h 15m

RM 772

Kuala LumpurSiem Reap

KUL - SAI

KULSAI

Kuala Lumpur Intl

Mon 24/8

13:45-14:50

Nonstop2h 05m

Siem Reap–Angkor Intl

Wed 26/8

15:35-18:50

Nonstop2h 15m

RM 772

Kuala LumpurSiem Reap

KUL - SAI

KULSAI

Kuala Lumpur Intl

Tue 10/11

13:55-15:00

Nonstop2h 05m

Siem Reap–Angkor Intl

Sat 21/11

10:00-13:15

Nonstop2h 15m

RM 805

Kuala LumpurSiem Reap

KUL - SAI

KULSAI

Kuala Lumpur Intl

Thu 20/8

13:45-14:50

Nonstop2h 05m

Siem Reap–Angkor Intl

Sun 23/8

10:55-20:15

1 stop8h 20m

RM 940

Kuala LumpurSiem Reap

KUL - SAI

KULSAI

Kuala Lumpur Intl

Wed 23/12

08:15-09:20

Nonstop2h 05m

Siem Reap–Angkor Intl

Mon 28/12

10:10-13:25

Nonstop2h 15m

RM 1,058

Kuala LumpurSiem Reap

KUL - SAI

KULSAI

Kuala Lumpur Intl

Thu 20/8

18:15-10:05

1 stop16h 50m

Siem Reap–Angkor Intl

Sat 22/8

18:55-11:50

1 stop15h 55m

RM 1,226

Kuala LumpurSiem Reap

KUL - SAI

KULSAI

Kuala Lumpur Intl

Sun 4/10

20:00-16:25

2 stops21h 25m

Siem Reap–Angkor Intl

Mon 12/10

18:05-19:00

1 stop23h 55m

RM 1,271

Kuala LumpurSiem Reap

KUL - SAI

KULSAI

Kuala Lumpur Intl

Tue 5/1

20:10-16:10

2 stops21h 00m

Siem Reap–Angkor Intl

Fri 29/1

17:05-19:10

2 stops25h 05m

RM 1,279

Kuala LumpurSiem Reap

SZB - SAI

SZBSAI

Kuala Lumpur Subang

Thu 17/9

14:00-09:40

1 stop20h 40m

Siem Reap–Angkor Intl

Sun 20/9

10:30-13:10

1 stop25h 40m

RM 2,116

Flights are sorted by cheapest return flights first.

Deals found on 20/7

Showing 1-10 of 33 resultsSorted by cheapest first
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Best time to book a flight from Kuala Lumpur to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap from Kuala Lumpur with our price prediction graph.
Estimated return 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 Kuala Lumpur to Siem Reap

What is the cheapest month to book a flight from Kuala Lumpur to Siem Reap?

Currently, January is the cheapest month in which you can book a flight from Kuala Lumpur to Siem Reap (average of RM 613). Flying from Kuala Lumpur to Siem Reap in September is currently the most expensive (average of RM 997). 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 KUL to SAI?

Find hourly flight availability from Kuala Lumpur to Siem Reap. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 23 July 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kuala Lumpur to Siem Reap as you normally would.

How much does it cost for a return flight from Kuala Lumpur to Siem Reap?

Airfare is below average for this route at the moment.
Kuala Lumpur to Siem Reap flights typically cost between RM 772 and RM 1,019 in August.
The cheapest return price found within the last 5 days was RM 699 on AirAsia Cambodia (14 Aug–16 Aug).

How often are flights from Kuala Lumpur to Siem Reap delayed?

About 17% of weekly flights between Kuala Lumpur and Siem Reap have experienced delays in the past year, with the average delay time being 90 minutes.

What is the most punctual flight time for Kuala Lumpur to Siem Reap flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Friday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Kuala Lumpur to Siem Reap flights?

Over the past year, AirAsia have had the lowest number of delays on this route, with just 18% of flights being delayed.

How far ahead should I book a flight from Kuala Lumpur to Siem Reap?

The best time to book flights from Kuala Lumpur to Siem Reap is 41 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Siem Reap

Get insights into the airlines that provide service to Siem Reap. 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 Siem Reap. Reviews last updated 23 July 2026.
Read through reviews of airlines operating flights from Kuala Lumpur to Siem Reap, such as Malaysia Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Malaysia Airlines
7.3
Good
313 reviews
Check prices

Boarding

7.5

Food

7.0

Entertainment

6.7

Overall

7.3

Crew

8.1

Comfort

7.4

Reviews

1 / 20
4.0
Okay

Anonymous,May 2024

KUL - BLR

Crew wasn’t very friendly- refused water to a nursing mother.
Malaysia Airlines
7.3
Good
313 reviews
Malaysia Airlines
7.3
Good
313 reviews
Check prices

Boarding

7.5

Food

7.0

Entertainment

6.7

Overall

7.3

Crew

8.1

Comfort

7.4

Reviews

1 / 20
4.0
Okay

Anonymous,May 2024

KUL - BLR

Crew wasn’t very friendly- refused water to a nursing mother.

Related info for your journey

Find useful and relevant information for your journey from Kuala Lumpur to Siem Reap. 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 into for flights to Siem Reap from Kuala Lumpur?

    If you book a flight to Siem Reap from Kuala Lumpur, you will be flying to Siem Reap–Angkor Intl, which is the city’s only airport. Siem Reap–Angkor Intl (SAI) is located 39.7 km from the centre of Siem Reap. There are 0 flights from Kuala Lumpur to Siem Reap–Angkor Intl per day from 3 different airlines.

  • How long is the flight from Kuala Lumpur to Siem Reap?

    Airlines like AirAsia Cambodia and Singapore Airlines fly from Kuala Lumpur to Siem Reap in about 2h 05m. The time it takes to get you to your destination can typically vary by up to 18h 35m. The distance between Kuala Lumpur and Siem Reap is about 1213 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from Kuala Lumpur to Siem Reap round-trip?

    Flying on Malaysia Airlines is currently your cheapest option to Siem Reap, with prices starting at RM 244. Additional round-trip tickets that might be worth considering are offered by Firefly and AirAsia Cambodia, with the lowest prices starting at RM 254 and RM 501, respectively. Malaysia Airlines is priced at 70% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Kuala Lumpur to Siem Reap one-way?

    The cheapet airlines for a one-way flight from Kuala Lumpur to Siem Reap are Malaysia Airlines (RM 192), AirAsia Cambodia (RM 211), and Firefly (RM 220).

  • What are the cheapest flights from Kuala Lumpur to Siem Reap?

    On average you can expect to pay RM 564 for a flight from Kuala Lumpur to Siem Reap. The cheapest flight overall is RM 185 while the most popular route, (Kuala Lumpur Intl - Siem Reap–Angkor Intl) is currently priced at RM 727.

  • Can I find deals for flights from Kuala Lumpur to Siem Reap that include hotel bookings?

    Yes. In addition to deals on Kuala Lumpur to Siem Reap flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Kuala Lumpur to Siem Reap?

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

  • Can I find deals for business class flights from Kuala Lumpur to Siem Reap?

    Yes. Cheapflights offers flight deals from Kuala Lumpur to Siem Reap 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 Kuala Lumpur to Siem Reap?

    Currently, January is the cheapest month in which you can book a flight from Kuala Lumpur to Siem Reap (average of RM 613). Flying from Kuala Lumpur to Siem Reap in September is currently the most expensive (average of RM 997). 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

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Alternative routes for Kuala Lumpur to Siem Reap

See prices for flight routes from nearby airports that may be better suited for you.
Penang to Siem Reap flights
Subang to Siem Reap flights
Senai to Siem Reap flights

Top 3 airlines flying from Kuala Lumpur to Siem Reap

Discover the top 3 airlines that operate flights from Kuala Lumpur to Siem Reap. 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 407,431 searches. Data last updated 23 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Malaysia AirlinesCheapestRM 244AverageRM 603FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
FireflyCheapestRM 254AverageRM 587FlexibilityNo cancel feeOn-time86%
Search Firefly flights
AirAsia CambodiaCheapestRM 501AverageRM 877FlexibilityNo cancel feeOn-timeN/A
Search AirAsia Cambodia flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Kuala Lumpur to Siem Reap?

Cheapflights makes it easy to find Kuala Lumpur to Siem Reap flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Kuala Lumpur to Siem Reap?

Cheapflights simply makes it quick and affordable to book flights from Kuala Lumpur to Siem Reap by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Kuala Lumpur to Siem Reap with no change fees?

Yes, we can. To see specific flights from Kuala Lumpur to Siem Reap with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Kuala Lumpur to Siem Reap become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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