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

Return flights

02 Dec - 20 Dec	Pegasus Airlines
01 Dec - 17 Dec	Pegasus Airlines
09 Dec - 25 Dec	Pegasus Airlines
04 Dec - 15 Dec	Pegasus Airlines
07 Dec - 14 Dec	Pegasus Airlines
05 Dec - 21 Dec	Pegasus Airlines
08 Dec - 14 Dec	Pegasus Airlines
03 Dec - 19 Dec	Pegasus Airlines
06 Dec - 20 Dec	Pegasus Airlines
04 Dec - 20 Dec	Pegasus Airlines
11 Dec - 11 Jan	Finnair
17 Dec - 02 Jan	airBaltic
28 Dec - 04 Jan	Ryanair
16 Dec - 03 Jan	Pegasus Airlines
20 Dec - 04 Jan	Ryanair
16 Dec - 20 Jan	Qatar Airways
31 Dec - 20 Jan	Qatar Airways
30 Dec - 18 Jan	Finnair
12 Dec - 06 Jan	Finnair
22 Dec - 05 Jan	Norwegian Air Sweden AOC

Also check the deals for one-way flights from Helsinki 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 Helsinki to Colombo in December from $557

Return flights