Cheapest return flights from Bangkok to Colombo in September from $275

Best time to book flights for Bangkok (BKK) to Colombo (CMB) flights at AirHint

AirHint found the following cheapest return flights from Bangkok (BKK) to Colombo (CMB) in September 2025 (see full year).

Return flights

09 Sep - 13 Sep Thai AirAsia direct
09 Sep - 10 Sep Thai AirAsia direct
17 Sep - 21 Sep Thai AirAsia direct
09 Sep - 21 Sep Thai AirAsia direct
09 Sep - 16 Sep Thai AirAsia direct
20 Sep - 21 Sep Thai AirAsia direct
11 Sep - 13 Sep Thai AirAsia direct
01 Sep - 13 Sep Thai AirAsia direct
02 Sep - 20 Sep Thai AirAsia direct
17 Sep - 24 Sep Thai AirAsia direct
25 Sep - 15 Oct Thai AirAsia direct
10 Sep - 08 Oct Thai AirAsia direct
17 Sep - 01 Oct Thai AirAsia
30 Sep - 15 Oct Thai AirAsia direct
20 Sep - 01 Oct Thai AirAsia
17 Sep - 02 Oct Thai AirAsia direct
20 Sep - 02 Oct Thai AirAsia direct
16 Sep - 01 Oct Thai AirAsia
26 Sep - 15 Oct Thai AirAsia direct
17 Sep - 03 Oct Thai AirAsia direct

Also check the deals for one-way flights from Bangkok to Colombo in September.

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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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