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

Return flights

01 Dec - 04 Dec	Ryanair
01 Dec - 08 Dec	Ryanair
03 Dec - 06 Dec	Ryanair
26 Dec - 30 Dec	Ryanair
12 Dec - 10 Jan	Lufthansa
26 Dec - 07 Jan	Ryanair
13 Dec - 07 Jan	Aer Lingus
15 Dec - 05 Jan	Ryanair
16 Dec - 30 Dec	Lufthansa
13 Dec - 06 Jan	Air Canada
17 Dec - 27 Dec	Air Canada
22 Dec - 14 Jan	Ryanair
24 Dec - 04 Jan	Ryanair
28 Dec - 04 Jan	Ryanair
22 Dec - 22 Jan	Ryanair
13 Dec - 05 Jan	Air Canada
18 Dec - 31 Dec	Ryanair
07 Dec - 10 Dec	Icelandair
23 Dec - 27 Dec	Ryanair
17 Dec - 31 Dec	Lufthansa

Also check the deals for one-way flights from Dublin to Calgary 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 Calgary in December from $503

Return flights