Cheap flights from Kuala Lumpur Intl Airport to Southeast Asia from $21

The month of July is, on average, the cheapest month to fly to Southeast Asia from Kuala Lumpur Intl Airport, with most prices found around $123. If you don’t want to visit Southeast Asia in July, then you should wait until August to fly from Kuala Lumpur Intl Airport, when ticket prices are also cheap, with an average price of $125.

The cheapest day to depart from Kuala Lumpur Intl Airport to Southeast Asia is on a Tuesday when prices can be found for as low as $176. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $368. These prices are subject to change though, so be sure to set up a Price Alert for flights to Southeast Asia.

In the morning is the cheapest time of day to fly from Kuala Lumpur Intl Airport to Southeast Asia when you can find flight prices for as low as $136. Flying to Southeast Asia in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the evening because they tend to be around $171. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Kuala Lumpur Intl to Singapore Changi for the best Kuala Lumpur Intl - Southeast Asia flight prices

You are more likely to see cheaper flights to Southeast Asia from Kuala Lumpur Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Southeast Asia for around $140 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Southeast Asia from Kuala Lumpur Intl Airport for as low as $128 on momondo.

There are 4 cabin classes available to choose from on Kuala Lumpur Intl to Southeast Asia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

AirAsia, Batik Air, and Firefly are the most popular carriers operating from Kuala Lumpur Intl to Southeast Asia

AirAsia, Batik Air and Malaysia Airlines are the top three most popular airlines that fly to Southeast Asia from Kuala Lumpur Intl Airport according to our data. AirAsia is the first choice among our users, with 61% of people opting to fly with this airline when traveling to Southeast Asia. Keep in mind that there are 14 different airlines that fly to Southeast Asia on a routine basis, so you have a few additional options to choose from.

As of March 2026, 421 flights take off from Kuala Lumpur Intl Airport and land in Southeast Asia each day. The most common flight departure time for this route is 9:00AM, with 35% of daily flights taking off in the afternoon.

As of March 2026, 2,952 flights take off from Kuala Lumpur Intl Airport and land in Southeast Asia each week. The most common flight departure day for this route is Fri, with 15% of weekly flights taking off on this day.