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

Overview for the next 12 months — click a month to see all dates.

All destinations from Boston (BOS)

Lowest fare by month
Month	Price
June 2026	229 €
July 2026	191 €
August 2026	213 €
September 2026	191 €
October 2026	255 €
November 2026	255 €
December 2026	255 €
January 2027	255 €
February 2027	255 €
March 2027	Check
April 2027	Check
May 2027	Check

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Updated Jun 10, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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

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