Cheapest one-way flights from San Francisco to Barcelona in October from $228

Best time to book flights for San Francisco (SFO) to Barcelona (BCN) flights at AirHint

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

One-Way flights

07 Oct LEVEL direct
25 Oct LEVEL direct
14 Oct LEVEL direct
19 Oct LEVEL direct
23 Oct LEVEL direct
02 Oct LEVEL direct
16 Oct LEVEL direct
11 Oct LEVEL direct
04 Oct Iberia direct
01 Oct Air Canada

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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