Cheapest one-way flights from San Jose to Barcelona in September from $287

AirHint found the following cheapest one-way flights from San Jose (SJC) to Barcelona (BCN) in September 2025 (see full year).

One-Way flights

25 Sep Spirit Airlines
20 Sep Spirit Airlines
16 Sep Spirit Airlines
09 Sep Spirit Airlines
30 Sep British Airways
23 Sep British Airways
06 Sep Spirit Airlines
13 Sep Spirit Airlines
14 Sep United
05 Sep Frontier Airlines

Also check the deals for return flights from San Jose to Barcelona in September.

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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