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

The month of January is, on average, the cheapest month to fly to Southeast Asia from Kuala Lumpur Intl Airport, with most prices found around £72. If you are unable to visit Southeast Asia during the month of January, then departing from Kuala Lumpur Intl Airport during the month November is also very affordable. Most momondo users find prices during this month for around £76.

Our data shows that Friday is the least expensive day to fly to Southeast Asia. Tickets to fly out on this day can be as low as £199. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to Southeast Asia on Wednesday is £532.

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 £144. Flying to Southeast Asia in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at midday because they tend to be around £225. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Kuala Lumpur Intl to Kota Kinabalu 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 £132 when searching weeks before you fly. 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 £114 on momondo.

There are 3 cabin classes available to choose from on Kuala Lumpur Intl Airport 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, Malaysia Airlines, and Gulf Air 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 58% of people opting to fly with this airline when travelling to Southeast Asia. Keep in mind that there are 9 different airlines that fly to Southeast Asia on a routine basis, so you have a few additional options to choose from.

As of September 2026, there are 452 flights per day flying from Kuala Lumpur Intl Airport to Southeast Asia. The most common time of day flights depart is 09:00, with 39% of flights taking off in the afternoon.

As of September 2026, 3,169 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 17% of weekly flights taking off on this day.