Cheapest return flights from Toronto to Boston in October from $264

AirHint found the following cheapest return flights from Toronto (YTZ) to Boston (BOS) in October 2026 (see full year).

Return flights

10 Oct - 18 Oct Air Canada direct
13 Oct - 16 Oct Air Canada
10 Oct - 16 Oct Porter Airlines (Canada) Ltd direct
13 Oct - 18 Oct Porter Airlines (Canada) Ltd direct
13 Oct - 16 Oct Porter Airlines (Canada) Ltd direct

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