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

Return flights

01 Dec - 02 Dec	Thai AirAsia
01 Dec - 06 Dec	Thai AirAsia
01 Dec - 15 Dec	Thai AirAsia
01 Dec - 16 Dec	Thai AirAsia
09 Dec - 15 Dec	AirAsia
09 Dec - 16 Dec	AirAsia
02 Dec - 06 Dec	Thai AirAsia
02 Dec - 15 Dec	Thai AirAsia
02 Dec - 16 Dec	Thai AirAsia
01 Dec - 05 Dec	Thai AirAsia
18 Dec - 03 Jan	Thai AirAsia
24 Dec - 03 Jan	VietJet Air
24 Dec - 13 Jan	Thai AirAsia
24 Dec - 14 Jan	Thai AirAsia
29 Dec - 18 Jan	Thai AirAsia
19 Dec - 03 Jan	Thai AirAsia
29 Dec - 14 Jan	Thai AirAsia
29 Dec - 13 Jan	Thai AirAsia
29 Dec - 16 Jan	Thai AirAsia
29 Dec - 15 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 337€

Return flights