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

Return flights

30 Dec - 13 Jan	Air Canada
02 Dec - 12 Dec	Air Canada
06 Dec - 14 Dec	United
11 Dec - 17 Jan	United
09 Dec - 08 Jan	United
12 Dec - 27 Dec	Delta
04 Dec - 15 Dec	Delta
08 Dec - 23 Dec	Delta
18 Dec - 31 Dec	Delta
08 Dec - 24 Dec	Delta
29 Dec - 11 Jan	Iberia
11 Dec - 14 Dec	Wizz Air Malta
29 Dec - 12 Jan	Iberia
17 Dec - 12 Jan	United
27 Dec - 27 Jan	Air Canada
09 Dec - 23 Dec	United
08 Dec - 14 Dec	Vueling Airlines
27 Dec - 26 Jan	Air Canada
17 Dec - 14 Jan	United
13 Dec - 10 Jan	Iberia

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

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 December from 536€

Return flights