Cheapest return flights from Ottawa to Dublin in December from $667

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

Return flights

26 Dec - 17 Jan Air Canada
27 Dec - 17 Jan Air Canada
01 Dec - 10 Dec Aer Lingus
10 Dec - 29 Dec Air Canada
12 Dec - 07 Jan Air Canada
26 Dec - 03 Jan Porter Airlines (Canada) Ltd
19 Dec - 11 Jan WestJet
22 Dec - 28 Dec WestJet
18 Dec - 21 Dec Porter Airlines (Canada) Ltd

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

Powered by

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

Feel free to contact us with any feedback or request another flight research.