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Cheapest return flights from Barcelona (BCN) to Boston (BOS)

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

All destinations from Barcelona (BCN)

Lowest fare by month
Month	Price
June 2026	451 €
July 2026	446 €
August 2026	392 €
September 2026	249 €
October 2026	249 €
November 2026	414 €
December 2026	492 €
January 2027	Check
February 2027	Check
March 2027	Check
April 2027	636 €
May 2027	551 €

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Updated Jun 4, 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 Barcelona (BCN) to Boston (BOS)

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