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

Return flights

08 Dec - 14 Dec	Aer Lingus
06 Dec - 31 Dec	Ryanair
10 Dec - 07 Jan	Ryanair
13 Dec - 13 Jan	Pegasus Airlines
29 Dec - 12 Jan	Aegean Airlines
29 Dec - 11 Jan	Aegean Airlines
01 Dec - 07 Dec	Aer Lingus
13 Dec - 31 Dec	Ryanair
12 Dec - 02 Jan	Pegasus Airlines
20 Dec - 31 Dec	Aer Lingus
20 Dec - 01 Jan	Aer Lingus
19 Dec - 11 Jan	Pegasus Airlines
27 Dec - 02 Jan	Pegasus Airlines
22 Dec - 29 Dec	Ryanair
22 Dec - 05 Jan	Aegean Airlines
26 Dec - 04 Jan	Aegean Airlines
13 Dec - 14 Dec	Turkish Airlines

Also check the deals for one-way flights from Dublin 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 Dublin to Colombo in December from 526€

Return flights