AirHint found the following cheapest one-way flights from Kuala Lumpur (KUL) to Colombo (CMB) in September 2025 (see full year).

One-Way flights

19 Sep	AirAsia	direct
09 Sep	AirAsia	direct
10 Sep	AirAsia	direct
15 Sep	AirAsia	direct
17 Sep	AirAsia	direct
13 Sep	AirAsia	direct
11 Sep	AirAsia	direct
24 Sep	AirAsia	direct
18 Sep	AirAsia	direct
27 Sep	AirAsia	direct

Also check the deals for return flights from Kuala Lumpur to Colombo in September.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest one-way flights from Kuala Lumpur to Colombo in September from $63

One-Way flights