Cheapest one-way flights from Boston to Barcelona in October from 172€

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

One-Way flights

05 Oct Iberia For Level direct
19 Oct Iberia For Level direct
15 Oct Iberia For Level direct
16 Oct Iberia For Level direct
13 Oct Iberia For Level direct
28 Oct Iberia For Level direct
24 Oct Iberia For Level direct
27 Oct Iberia For Level direct
30 Oct Iberia For Level direct
23 Oct Iberia For Level direct

Also check the deals for return flights from Boston to Barcelona 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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