AirHint found the following cheapest one-way flights from Toronto (YYZ) to Dublin (DUB) in August 2025 (see full year).

One-Way flights

06 Aug	WestJet
19 Aug	WestJet
18 Aug	WestJet
06 Aug	Air Transat	direct
05 Aug	Air Transat	direct
04 Aug	Air Transat	direct
19 Aug	Air Transat	direct
22 Aug	WestJet
26 Aug	Air Transat	direct
27 Aug	Air Transat	direct

Also check the deals for return flights from Toronto to Dublin in August.

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 one-way flights from Toronto to Dublin in August from 205€

One-Way flights