Cheapest one-way flights from Boston to Toronto in June from $120

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

One-Way flights

04 Jun Porter Airlines (Canada) Ltd
05 Jun Porter Airlines (Canada) Ltd
03 Jun Porter Airlines (Canada) Ltd
09 Jun WestJet
18 Jun WestJet
09 Jun Air Canada direct
29 Jun WestJet
14 Jun Air Canada direct
04 Jun Air Canada direct
27 Jun Air Canada 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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