Cheapest return flights from San Francisco to Barcelona in October from $359

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

Return flights

18 Oct - 23 Oct Iberia For Level direct
07 Oct - 25 Oct Iberia For Level direct
11 Oct - 25 Oct Iberia For Level direct
11 Oct - 19 Oct Iberia For Level direct
18 Oct - 25 Oct Iberia For Level direct
07 Oct - 18 Oct Iberia For Level direct
11 Oct - 18 Oct Iberia For Level direct
16 Oct - 23 Oct Iberia For Level direct
16 Oct - 25 Oct Iberia For Level direct
02 Oct - 16 Oct Iberia For Level direct
31 Oct - 11 Nov TAP
15 Oct - 04 Nov TAP
25 Oct - 09 Nov TAP
29 Oct - 05 Nov TAP
30 Oct - 06 Nov Air Canada
28 Oct - 04 Nov Air Canada
23 Oct - 01 Nov Iberia

Also check the deals for one-way flights from San Francisco 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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