Cheapest return flights from Toronto to Thunder Bay in October from $290

AirHint found the following cheapest return flights from Toronto (YTZ) to Thunder Bay (YQT) in October 2025 (see full year).

Return flights

12 Oct - 17 Oct Porter Airlines (Canada) Ltd direct

Also check the deals for one-way flights from Toronto to Thunder Bay 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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