AirHint found the following cheapest return flights from Waterloo (YKF) to Dublin (DUB) in October 2025 (see full year).

Return flights

16 Oct - 08 Nov	WestJet
15 Oct - 26 Oct	Flair Airlines
25 Oct - 15 Nov	WestJet
18 Oct - 22 Oct	WestJet
18 Oct - 26 Oct	WestJet
13 Oct - 24 Oct	WestJet
17 Oct - 08 Nov	WestJet
07 Oct - 15 Oct	WestJet
16 Oct - 22 Oct	WestJet
21 Oct - 26 Oct	WestJet
16 Oct - 26 Oct	WestJet
04 Oct - 15 Oct	WestJet
02 Oct - 12 Oct	WestJet

Also check the deals for one-way flights from Waterloo to Dublin in October.

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 Waterloo to Dublin in October from $592

Return flights