Cheapest one-way flights from San Francisco to Barcelona in October from 191€

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

One-Way flights

18 Oct Iberia For Level direct
23 Oct Iberia For Level direct
19 Oct Iberia For Level direct
05 Oct Frontier Airlines
15 Oct Frontier Airlines
04 Oct Frontier Airlines
22 Oct Frontier Airlines
16 Oct Iberia For Level direct
07 Oct Iberia For Level direct
02 Oct Iberia For Level direct

Also check the deals for return 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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