Cheapest return flights from Rome to San Juan in December from $984

Best time to book flights for Rome (ROM) to San Juan (SJU) flights at AirHint

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

Return flights

24 Dec - 10 Jan United
25 Dec - 03 Jan ITA Airways
29 Dec - 04 Jan Wizz Air Malta
24 Dec - 05 Jan Iberia
24 Dec - 04 Jan Iberia
27 Dec - 03 Jan Iberia
23 Dec - 06 Jan United
27 Dec - 11 Jan Delta
20 Dec - 02 Jan Air Europa

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

Skyscanner

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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