Cheapest one-way flights from Montreal to Helsinki in October from $338

AirHint found the following cheapest one-way flights from Montreal (YUL) to Helsinki (HEL) in October 2025 (see full year).

One-Way flights

04 Oct Air Transat
03 Oct FrenchBee

Also check the deals for return flights from Montreal to Helsinki in October.

Skyscanner

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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