Cheapest return flights from Barcelona to San Juan in December from $673

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

Return flights

06 Dec - 13 Dec Scandinavian Airlines
04 Dec - 13 Dec United
05 Dec - 13 Dec Scandinavian Airlines
30 Dec - 09 Jan Scandinavian Airlines
06 Dec - 17 Dec Air France
06 Dec - 18 Dec United
15 Dec - 23 Dec Iberia
24 Dec - 10 Jan Lufthansa
01 Dec - 14 Dec TAP
24 Dec - 07 Jan Iberia
27 Dec - 11 Jan Air Canada
28 Dec - 10 Jan TAP
30 Dec - 06 Jan Iberia
28 Dec - 06 Jan Iberia
27 Dec - 06 Jan Iberia
17 Dec - 28 Dec United
26 Dec - 09 Jan easyJet
22 Dec - 29 Dec Iberia
23 Dec - 02 Jan Iberia
18 Dec - 21 Dec 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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