Cheapest return flights from Bangkok to Colombo in September from $263

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

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

Return flights

02 Sep - 15 Sep Thai AirAsia direct
03 Sep - 15 Sep Thai AirAsia direct
11 Sep - 15 Sep Thai AirAsia direct
02 Sep - 13 Sep Thai AirAsia direct
03 Sep - 13 Sep Thai AirAsia direct
11 Sep - 13 Sep Thai AirAsia direct
02 Sep - 21 Sep Thai AirAsia direct
02 Sep - 18 Sep Thai AirAsia direct
02 Sep - 16 Sep Thai AirAsia direct
03 Sep - 21 Sep Thai AirAsia direct
18 Sep - 08 Oct Thai AirAsia direct
21 Sep - 08 Oct Thai AirAsia direct
21 Sep - 11 Oct Thai AirAsia direct
11 Sep - 01 Oct Thai AirAsia direct
27 Sep - 15 Oct Thai AirAsia direct
29 Sep - 15 Oct Thai AirAsia direct
23 Sep - 12 Oct Thai AirAsia direct
18 Sep - 01 Oct Thai AirAsia direct
18 Sep - 04 Oct Thai AirAsia direct
21 Sep - 01 Oct Thai AirAsia direct

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

Skyscanner

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.

Book a cheap hotel in Colombo

Cheap car rent in Colombo