Cheapest one-way flights from Toronto to Thunder Bay in September from $129

AirHint found the following cheapest one-way flights from Toronto (YTZ) to Thunder Bay (YQT) in September 2025 (see full year).

One-Way flights

18 Sep Porter Airlines (Canada) Ltd direct
09 Sep Porter Airlines (Canada) Ltd direct
11 Sep Porter Airlines (Canada) Ltd direct
25 Sep Porter Airlines (Canada) Ltd direct
07 Sep Porter Airlines (Canada) Ltd direct
08 Sep Porter Airlines (Canada) Ltd direct
16 Sep Porter Airlines (Canada) Ltd direct
04 Sep Air Transat direct
03 Sep Air Transat direct
02 Sep Air Transat direct

Also check the deals for return flights from Toronto to Thunder Bay in September.

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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