AirHint found the following cheapest return flights from Toronto (YYZ) to Dublin (DUB) in January 2026 (see full year).

Return flights

15 Jan - 07 Feb	Icelandair
23 Jan - 14 Feb	Icelandair
05 Jan - 31 Jan	Icelandair
07 Jan - 31 Jan	Icelandair
06 Jan - 31 Jan	Icelandair
24 Jan - 14 Feb	Icelandair
11 Jan - 31 Jan	Icelandair
09 Jan - 31 Jan	Icelandair
13 Jan - 21 Jan	Icelandair
13 Jan - 26 Jan	Icelandair
14 Jan - 25 Feb	Icelandair
09 Jan - 18 Jan	Icelandair
08 Jan - 18 Jan	Icelandair
15 Jan - 24 Jan	Icelandair
31 Jan - 10 Feb	Icelandair
14 Jan - 04 Feb	Icelandair
29 Jan - 08 Feb	Icelandair
23 Jan - 01 Feb	Icelandair
31 Jan - 10 Feb	Aer Lingus	direct
14 Jan - 04 Feb	Aer Lingus	direct

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

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 Toronto to Dublin in January from $388

Return flights