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

Return flights

31 Dec - 07 Jan	AirAsia
30 Dec - 06 Jan	Thai AirAsia
30 Dec - 07 Jan	Thai AirAsia
25 Dec - 08 Jan	Thai AirAsia
27 Dec - 01 Jan	Thai AirAsia
25 Dec - 01 Jan	Thai AirAsia
27 Dec - 03 Jan	AirAsia
27 Dec - 31 Dec	AirAsia
28 Dec - 31 Dec	AirAsia
25 Dec - 03 Jan	Thai AirAsia
26 Dec - 31 Dec	AirAsia
24 Dec - 28 Dec	FitsAir
26 Dec - 30 Dec	AirAsia
25 Dec - 02 Jan	Cathay Pacific
31 Dec - 06 Jan	Thai Airways
28 Dec - 30 Dec	Cathay Pacific

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

Book a cheap hotel in Hanoi

Cheap car rent in Hanoi

Cheapest return flights from Colombo to Hanoi in December from 320€

Return flights