Cheapest return flights from San Jose to Barcelona in September from $790

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

03 Sep - 09 Sep ITA Airways
30 Sep - 06 Oct ITA Airways
11 Sep - 29 Sep ITA Airways
24 Sep - 29 Sep ITA Airways
21 Sep - 30 Sep ITA Airways
27 Sep - 09 Oct ITA Airways
26 Sep - 08 Oct ITA Airways
27 Sep - 08 Oct ITA Airways
11 Sep - 25 Sep ITA Airways
27 Sep - 11 Oct ITA Airways
26 Sep - 07 Oct ITA Airways
19 Sep - 28 Sep ITA Airways

Also check the deals for one-way flights from San Jose to Barcelona in September.

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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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