Cheapest return flights from Toronto to Dublin in December from $419

Best time to book flights for Toronto (YYZ) to Dublin (DUB) flights at AirHint

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

Return flights

01 Dec - 08 Dec Aer Lingus direct
02 Dec - 12 Dec Icelandair
28 Dec - 11 Jan British Airways
13 Dec - 03 Jan Icelandair
14 Dec - 31 Dec Icelandair
16 Dec - 20 Jan Icelandair
14 Dec - 02 Jan Icelandair
12 Dec - 03 Jan Icelandair
18 Dec - 21 Dec Icelandair
16 Dec - 04 Jan Icelandair
23 Dec - 07 Jan Icelandair
21 Dec - 06 Jan Icelandair
15 Dec - 02 Jan Icelandair
16 Dec - 02 Jan Icelandair
11 Dec - 31 Dec Air Canada direct
24 Dec - 28 Dec Icelandair
18 Dec - 21 Dec Aer Lingus direct
19 Dec - 27 Dec Air Canada direct
07 Dec - 13 Dec Aer Lingus direct

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

Skyscanner

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.

Book a cheap hotel in Dublin

Cheap car rent in Dublin