AirHint found the following cheapest return flights from Barcelona (BCN) to San Jose (SJO) in August 2026 (see full year).

Return flights

21 Aug - 31 Aug	Delta
27 Aug - 09 Sep	Delta
24 Aug - 05 Sep	Delta
24 Aug - 04 Sep	Delta
07 Aug - 19 Aug	Delta
07 Aug - 20 Aug	Delta
23 Aug - 31 Aug	Delta
23 Aug - 04 Sep	Delta
25 Aug - 05 Sep	Delta
22 Aug - 04 Sep	Delta
18 Aug - 03 Sep	Delta
03 Aug - 19 Aug	Delta
06 Aug - 19 Aug	Delta
06 Aug - 20 Aug	Delta
03 Aug - 20 Aug	Delta
11 Aug - 20 Aug	Delta
26 Aug - 02 Sep	Air Canada
10 Aug - 16 Aug	Vueling Airlines
31 Aug - 12 Sep	Air Canada
20 Aug - 02 Sep	Vueling Airlines

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

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 August from 660€

Return flights