Cheapest one-way flights from Boston to Montreal in August from $230

Best time to book flights for Boston (BOS) to Montreal (YUL) flights at AirHint

AirHint found the following cheapest one-way flights from Boston (BOS) to Montreal (YUL) in August 2025 (see full year).

One-Way flights

04 Aug Porter Airlines (Canada) Ltd
06 Aug Porter Airlines (Canada) Ltd
08 Aug Porter Airlines (Canada) Ltd
10 Aug Porter Airlines (Canada) Ltd
12 Aug Porter Airlines (Canada) Ltd
14 Aug Porter Airlines (Canada) Ltd
18 Aug Porter Airlines (Canada) Ltd
20 Aug Porter Airlines (Canada) Ltd
22 Aug Porter Airlines (Canada) Ltd
24 Aug Porter Airlines (Canada) Ltd

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

Skyscanner

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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