AirHint found the following cheapest return flights from Helsinki (HEL) to Toronto (YYZ) in August 2025 (see full year).

Return flights

28 Aug - 03 Sep	Norwegian Air Sweden AOC
28 Aug - 04 Sep	Scandinavian Airlines
24 Aug - 31 Aug	Scandinavian Airlines
26 Aug - 02 Sep	British Airways
25 Aug - 31 Aug	Norwegian Air Sweden AOC
24 Aug - 30 Aug	Finnair
25 Aug - 01 Sep	Norwegian Air Sweden AOC
22 Aug - 25 Aug	Scandinavian Airlines
25 Aug - 28 Aug	Scandinavian Airlines
21 Aug - 25 Aug	Scandinavian Airlines
24 Aug - 27 Aug	British Airways
23 Aug - 30 Aug	Finnair
22 Aug - 29 Aug	Finnair

Also check the deals for one-way flights from Helsinki to Toronto 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 return flights from Helsinki to Toronto in August from $746

Return flights