AirHint found the following cheapest one-way flights from Bangkok (DMK) to Colombo (CMB) in January 2026 (see full year).

One-Way flights

09 Jan	Thai AirAsia	direct
07 Jan	Thai AirAsia	direct
10 Jan	Thai AirAsia	direct
19 Jan	Thai AirAsia	direct
21 Jan	Thai AirAsia	direct
06 Jan	Thai AirAsia	direct
20 Jan	Thai AirAsia	direct
31 Jan	Thai AirAsia	direct
08 Jan	Thai AirAsia	direct
25 Jan	Thai AirAsia	direct

Also check the deals for return flights from Bangkok to Colombo in January.

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

Cheapest one-way flights from Bangkok to Colombo in January from 102€

One-Way flights