Cheapest return flights from Boston to Barcelona in April from $335

AirHint found the following cheapest return flights from Boston (BOS) to Barcelona (BCN) in April 2026 (see full year).

Return flights

07 Apr - 14 Apr Iberia For Level direct
23 Apr - 30 Apr Iberia For Level direct

Also check the deals for one-way flights from Boston to Barcelona in April.

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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