AirHint found the following cheapest return flights from Dublin (DUB) to Colombo (CMB) in December 2026 (see full year).

Return flights

01 Dec - 15 Dec	Ryanair
01 Dec - 13 Dec	Ryanair
01 Dec - 14 Dec	Ryanair
04 Dec - 24 Jan	Turkish Airlines
12 Dec - 03 Jan	Ryanair
19 Dec - 04 Jan	KLM
31 Dec - 12 Jan	Aer Lingus
18 Dec - 03 Jan	Air France
19 Dec - 03 Jan	Aer Lingus
21 Dec - 04 Jan	KLM
26 Dec - 04 Jan	Aer Lingus
27 Dec - 03 Jan	Aer Lingus
27 Dec - 17 Jan	Aer Lingus

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 $751

Return flights