AirHint found the following cheapest return flights from Hanoi (HAN) to Colombo (CMB) in December 2025 (see full year).

Return flights

24 Dec - 06 Jan	Thai AirAsia
01 Dec - 10 Dec	Thai AirAsia
02 Dec - 10 Dec	Thai AirAsia
24 Dec - 07 Jan	Thai AirAsia
24 Dec - 08 Jan	Thai AirAsia
14 Dec - 20 Dec	Thai AirAsia
14 Dec - 15 Dec	Thai AirAsia
14 Dec - 01 Jan	Thai AirAsia
01 Dec - 20 Dec	Thai AirAsia
01 Dec - 15 Dec	Thai AirAsia
02 Dec - 20 Dec	Thai AirAsia
02 Dec - 15 Dec	Thai AirAsia
01 Dec - 14 Dec	Thai AirAsia
05 Dec - 10 Dec	Thai AirAsia
24 Dec - 04 Jan	Thai AirAsia
24 Dec - 05 Jan	Thai AirAsia
20 Dec - 06 Jan	Thai AirAsia
24 Dec - 01 Jan	Thai AirAsia
13 Dec - 01 Jan	Thai AirAsia
24 Dec - 12 Jan	Thai AirAsia

Also check the deals for one-way flights from Hanoi to Colombo in December.

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 return flights from Hanoi to Colombo in December from $407

Return flights