Cheapest return flights from Boston to Barcelona in October from 256€

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

Return flights

30 Oct - 06 Nov TAP
29 Oct - 05 Nov TAP
31 Oct - 07 Nov TAP
16 Oct - 25 Oct TAP
15 Oct - 23 Oct TAP
13 Oct - 23 Oct TAP
15 Oct - 22 Oct TAP
18 Oct - 25 Oct TAP
16 Oct - 22 Oct TAP
18 Oct - 30 Oct TAP
23 Oct - 29 Oct TAP
30 Oct - 13 Nov TAP
24 Oct - 30 Oct TAP
27 Oct - 03 Nov Air Canada
20 Oct - 27 Oct Iberia For Level direct
30 Oct - 03 Nov Iberia For Level direct
30 Oct - 13 Nov Iberia For Level direct
27 Oct - 10 Nov Iberia For Level direct
27 Oct - 03 Nov Iberia For Level direct
28 Oct - 04 Nov Iberia For Level direct

Also check the deals for one-way 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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