Cheapest one-way flights from Boston to Toronto in June from $170

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

One-Way flights

27 Jun Porter Airlines (Canada) Ltd direct
26 Jun Porter Airlines (Canada) Ltd direct
20 Jun Porter Airlines (Canada) Ltd direct
21 Jun Porter Airlines (Canada) Ltd direct
18 Jun Porter Airlines (Canada) Ltd direct
17 Jun Porter Airlines (Canada) Ltd direct
19 Jun Porter Airlines (Canada) Ltd direct
11 Jun Porter Airlines (Canada) Ltd direct

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

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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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