Cheapest return flights from Montreal (YUL) to Boston (BOS), May

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Dates, airline, and price
Dates Airline Price
02 May 03 May Porter Airlines (Canada) Ltd
02 May 05 May Porter Airlines (Canada) Ltd
02 May 07 May Porter Airlines (Canada) Ltd
02 May 09 May Porter Airlines (Canada) Ltd
02 May 11 May Porter Airlines (Canada) Ltd
02 May 13 May Porter Airlines (Canada) Ltd
02 May 15 May Porter Airlines (Canada) Ltd
02 May 17 May Porter Airlines (Canada) Ltd
02 May 04 May Porter Airlines (Canada) Ltd
02 May 06 May Porter Airlines (Canada) Ltd
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deals for one-way flights from Montreal to Boston in May.

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Updated Jul 12, 2026.

About these fares

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