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

Return flights

06 Dec - 24 Jan	transavia
03 Dec - 11 Dec	easyJet
05 Dec - 11 Dec	Ryanair
06 Dec - 28 Jan	transavia
04 Dec - 15 Jan	Ryanair
07 Dec - 28 Jan	Ryanair
08 Dec - 15 Dec	Delta
11 Dec - 18 Dec	Delta
04 Dec - 14 Dec	Delta
07 Dec - 24 Jan	TAP
04 Dec - 11 Dec	Ryanair
04 Dec - 23 Dec	Delta
08 Dec - 23 Dec	Delta
08 Dec - 12 Jan	Ryanair
05 Dec - 12 Dec	Wizz Air Malta
05 Dec - 14 Dec	Wizz Air Malta
11 Dec - 16 Jan	Iberia
13 Dec - 10 Jan	Iberia
30 Dec - 14 Jan	Wizz Air Malta
25 Dec - 12 Jan	TAP

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 614€

Return flights