Cheapest return flights from Toronto to Dublin in December from $437

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

Return flights

03 Dec - 10 Dec Aer Lingus direct
03 Dec - 09 Dec Aer Lingus direct
03 Dec - 13 Jan Aer Lingus direct
28 Dec - 17 Jan Aer Lingus direct
31 Dec - 24 Jan Aer Lingus direct
29 Dec - 18 Jan Aer Lingus direct
11 Dec - 26 Dec Aer Lingus direct
01 Dec - 10 Dec Aer Lingus direct
01 Dec - 08 Dec Aer Lingus direct
05 Dec - 12 Dec Aer Lingus direct
30 Dec - 24 Jan Aer Lingus direct
05 Dec - 08 Dec Aer Lingus direct
08 Dec - 15 Dec Aer Lingus direct
02 Dec - 11 Dec Icelandair
04 Dec - 09 Dec Icelandair
15 Dec - 17 Jan Aer Lingus direct
27 Dec - 12 Jan Aer Lingus direct
28 Dec - 12 Jan Aer Lingus direct
12 Dec - 15 Jan Aer Lingus direct
26 Dec - 17 Jan Aer Lingus direct

Also check the deals for one-way flights from Toronto to Dublin in December.

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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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