AirHint found the following cheapest one-way flights from Toronto (YYZ) to Helsinki (HEL) in December 2025 (see full year).
One-Way flights
| 05 Dec | Porter Airlines (Canada) Ltd | ||
| 07 Dec | TAP | ||
| 16 Dec | Porter Airlines (Canada) Ltd | ||
| 20 Dec | Flair Airlines |
Also check the deals for return flights from Toronto to Helsinki in December.
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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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