Cheapest one-way BOS–YUL flights, August

AirHint found the following cheapest one-way flights from Boston (BOS) to Montreal (YUL) in August 2026 (see full year).

One-Way flights

03 Aug Porter Airlines (Canada) Ltd
11 Aug Porter Airlines (Canada) Ltd
13 Aug Porter Airlines (Canada) Ltd
17 Aug Porter Airlines (Canada) Ltd
25 Aug Porter Airlines (Canada) Ltd
29 Aug Porter Airlines (Canada) Ltd
08 Aug Porter Airlines (Canada) Ltd
14 Aug Porter Airlines (Canada) Ltd
18 Aug Porter Airlines (Canada) Ltd
20 Aug Porter Airlines (Canada) Ltd

Also check the deals for return flights from Boston to Montreal in August.

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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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