Cheapest return flights from Barcelona to Boston in October from $404

Best time to book flights for Barcelona (BCN) to Boston (BOS) flights at AirHint

AirHint found the following cheapest return flights from Barcelona (BCN) to Boston (BOS) in October 2025 (see full year).

Return flights

15 Oct - 20 Oct Iberia direct
05 Oct - 16 Oct Iberia direct
01 Oct - 06 Oct Iberia direct
02 Oct - 09 Oct Iberia direct
01 Oct - 02 Oct Iberia direct
01 Oct - 09 Oct Iberia direct
10 Oct - 19 Oct Iberia direct
02 Oct - 12 Oct Iberia direct
05 Oct - 11 Oct Iberia
01 Oct - 03 Oct LEVEL direct

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

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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