Cheap flights from Kuala Lumpur Intl Airport to Siem Reap from $85

If you don’t want to visit Siem Reap in January, then you should wait until May to fly from Kuala Lumpur Intl Airport, when ticket prices are also cheap, with an average price of $169.

The cheapest day to depart from Kuala Lumpur Intl Airport to Siem Reap is on a Saturday. Travelers who choose to depart for Siem Reap on a Saturday will often find tickets for as low as $172. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around $247. These prices are subject to change though, so be sure to set up a Price Alert for flights to Siem Reap.

At noon is the cheapest time of day to fly from Kuala Lumpur Intl Airport to Siem Reap when you can find flight prices for as low as $194. Flying to Siem Reap at noon is an ideal time because this is during off-peak travel hours. In the morning is when there is more demand to fly to Siem Reap, so prices are often more expensive at around $211 per ticket.

Fly from Kuala Lumpur Intl to Siem Reap–Angkor Intl for the best Kuala Lumpur Intl - Siem Reap–Angkor Intl flight prices

You are more likely to see cheaper flights to Siem Reap from Kuala Lumpur Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Siem Reap for around $186 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Siem Reap from Kuala Lumpur Intl Airport for as low as $155 on momondo.

There is only 1 cabin class available to choose from on Kuala Lumpur Intl to Siem Reap–Angkor Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 19% of flights between Kuala Lumpur and Siem Reap have experienced a delay on any given week. The average delay length over the past 12 months has been 101 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

Sunday is statistically the day of the week which experiences the fewest number of delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

According to our data, AirAsia have had the least number of delays on this route over the last 12 months; with about 19% of their flights experiencing any sort of delay.

As of March 2026, there are 1 flights per day flying from Kuala Lumpur Intl Airport to Siem Reap. The most common time of day flights depart is 1:00PM, with 53% of flights taking off in the afternoon.

The number of flights available between Kuala Lumpur Intl Airport and Siem Reap is 12 per week as of March 2026. The most frequent departure day is Tue, with 17% of weekly flights leaving on this day.