Cheapest return flights from Toronto to Thunder Bay in October from $140

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

Return flights

29 Oct - 02 Nov Porter Airlines (Canada) Ltd
28 Oct - 29 Oct Porter Airlines (Canada) Ltd
21 Oct - 28 Oct Porter Airlines (Canada) Ltd
27 Oct - 29 Oct Porter Airlines (Canada) Ltd
31 Oct - 02 Nov Porter Airlines (Canada) Ltd
23 Oct - 25 Oct Porter Airlines (Canada) Ltd
20 Oct - 24 Oct Porter Airlines (Canada) Ltd
20 Oct - 25 Oct Porter Airlines (Canada) Ltd
16 Oct - 19 Oct Porter Airlines (Canada) Ltd
27 Oct - 30 Oct Porter Airlines (Canada) Ltd
19 Oct - 26 Oct Porter Airlines (Canada) Ltd
17 Oct - 19 Oct Porter Airlines (Canada) Ltd
29 Oct - 04 Nov Porter Airlines (Canada) Ltd direct
29 Oct - 08 Nov Porter Airlines (Canada) Ltd direct
26 Oct - 04 Nov Porter Airlines (Canada) Ltd direct
26 Oct - 08 Nov Porter Airlines (Canada) Ltd direct
28 Oct - 04 Nov Porter Airlines (Canada) Ltd direct
28 Oct - 08 Nov Porter Airlines (Canada) Ltd direct
27 Oct - 04 Nov Porter Airlines (Canada) Ltd direct
27 Oct - 08 Nov Porter Airlines (Canada) Ltd direct

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

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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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