Cheapest return flights from Barcelona to San Juan in December from 580€

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

Return flights

05 Dec - 14 Dec Lufthansa
04 Dec - 15 Dec Lufthansa
03 Dec - 15 Dec Lufthansa
06 Dec - 12 Dec United
04 Dec - 14 Dec United
10 Dec - 08 Jan Iberia
01 Dec - 10 Dec Lufthansa
06 Dec - 13 Dec Iberia
14 Dec - 22 Dec Air France
11 Dec - 18 Dec Wizz Air Malta
30 Dec - 11 Jan Finnair
24 Dec - 31 Dec Lufthansa
31 Dec - 11 Jan Iberia
27 Dec - 11 Jan Iberia
31 Dec - 06 Jan Iberia
28 Dec - 10 Jan British Airways
29 Dec - 10 Jan SWISS
29 Dec - 11 Jan Iberia
22 Dec - 04 Jan Iberia
22 Dec - 02 Jan Iberia

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

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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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