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

Return flights

25 Aug - 31 Aug	Icelandair
22 Aug - 25 Aug	Icelandair
22 Aug - 26 Aug	Icelandair
25 Aug - 07 Sep	Icelandair
28 Aug - 03 Sep	Icelandair
28 Aug - 04 Sep	Icelandair
21 Aug - 03 Sep	Icelandair
14 Aug - 22 Aug	Air France
15 Aug - 22 Aug	British Airways
08 Aug - 18 Aug	KLM
13 Aug - 28 Aug	American Airlines
13 Aug - 24 Aug	American Airlines
13 Aug - 25 Aug	American Airlines
13 Aug - 26 Aug	American Airlines
19 Aug - 09 Sep	British Airways
30 Aug - 01 Sep	Air France
31 Aug - 07 Sep	Air France
30 Aug - 06 Sep	Air France
16 Aug - 13 Sep	Air France

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 371€

Return flights