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
27 Sep	AirAsia	direct
25 Sep	AirAsia	direct
01 Sep	AirAsia	direct
12 Sep	AirAsia	direct
09 Sep	AirAsia	direct
28 Sep	AirAsia	direct
08 Sep	AirAsia	direct
22 Sep	AirAsia	direct
23 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 $61

One-Way flights