Cheapest return flights from Toronto to Dublin in December from $439

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

Return flights

08 Dec - 13 Jan Aer Lingus direct
08 Dec - 15 Dec American Airlines
06 Dec - 09 Dec Aer Lingus direct
29 Dec - 12 Jan American Airlines
30 Dec - 17 Jan Icelandair
06 Dec - 28 Dec Aer Lingus direct
27 Dec - 24 Jan Air Canada direct
28 Dec - 12 Jan Air Canada direct
29 Dec - 21 Jan Icelandair
30 Dec - 17 Jan Lufthansa direct
11 Dec - 16 Dec Air Canada
12 Dec - 28 Dec Aer Lingus direct
09 Dec - 16 Dec British Airways
07 Dec - 13 Dec British Airways
27 Dec - 12 Jan TAP
27 Dec - 10 Jan Air Canada direct
28 Dec - 10 Jan Air Canada direct
05 Dec - 11 Dec British Airways
11 Dec - 18 Dec Air Canada
10 Dec - 22 Dec Iberia

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

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