Cheapest one-way flights from Boston to Toronto in October from $88

AirHint found the following cheapest one-way flights from Boston (BOS) to Toronto (YTZ) in October 2025 (see full year).

One-Way flights

07 Oct Porter Airlines (Canada) Ltd
07 Oct Porter Airlines (Canada) Ltd direct
27 Oct Porter Airlines (Canada) Ltd direct
21 Oct Porter Airlines (Canada) Ltd direct
02 Oct Porter Airlines (Canada) Ltd direct
22 Oct Porter Airlines (Canada) Ltd direct
06 Oct Porter Airlines (Canada) Ltd direct
25 Oct Porter Airlines (Canada) Ltd direct
05 Oct Porter Airlines (Canada) Ltd direct
14 Oct Air Canada

Also check the deals for return flights from Boston to Toronto 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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