Cheapest one-way flights from Boston to Barcelona in April from 223€

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

One-Way flights

20 Apr Iberia For Level direct
30 Apr Iberia For Level direct

Also check the deals for return 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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