Cheapest one-way flights from Boston to Toronto in March from $105

AirHint found the following cheapest one-way flights from Boston (BOS) to Toronto (YYZ) in March 2026 (see full year).

One-Way flights

17 Mar Porter Airlines (Canada) Ltd
20 Mar Porter Airlines (Canada) Ltd
23 Mar Porter Airlines (Canada) Ltd
09 Mar Porter Airlines (Canada) Ltd
16 Mar Porter Airlines (Canada) Ltd
18 Mar Porter Airlines (Canada) Ltd
01 Mar Porter Airlines (Canada) Ltd
08 Mar Porter Airlines (Canada) Ltd
25 Mar Porter Airlines (Canada) Ltd
19 Mar Porter Airlines (Canada) Ltd

Also check the deals for return flights from Boston to Toronto in March.

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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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