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

Return flights

17 Oct - 27 Oct	Air Canada
24 Oct - 03 Nov	Air Canada
03 Oct - 12 Oct	Air Canada
21 Oct - 23 Nov	Air Canada
07 Oct - 16 Oct	Air Canada
15 Oct - 22 Oct	SWISS
22 Oct - 29 Oct	United
04 Oct - 30 Oct	United
04 Oct - 21 Oct	United
30 Oct - 10 Nov	United
31 Oct - 08 Nov	United
16 Oct - 02 Nov	United
17 Oct - 01 Nov	Air Canada
30 Oct - 13 Nov	United
31 Oct - 14 Nov	United
31 Oct - 12 Nov	United
10 Oct - 23 Oct	United
13 Oct - 30 Oct	United
21 Oct - 31 Oct	SWISS
20 Oct - 04 Nov	Iberia

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

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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Cheapest return flights from Barcelona to San Jose in October from 527€

Return flights