Cheapest return flights from San Jose to Barcelona in September from $637

Best time to book flights for San Jose (SJC) to Barcelona (BCN) flights at AirHint

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

Return flights

23 Sep - 30 Sep Air Canada
02 Sep - 09 Sep Scandinavian Airlines
18 Sep - 30 Sep Finnair
24 Sep - 29 Sep Scandinavian Airlines
01 Sep - 20 Sep Scandinavian Airlines
17 Sep - 28 Sep Scandinavian Airlines
03 Sep - 15 Sep Finnair
24 Sep - 05 Oct Scandinavian Airlines

Also check the deals for one-way 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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