Cheapest return flights from St. Petersburg to San Juan in December from 275€

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

Return flights

30 Dec - 10 Jan Allegiant Air
11 Dec - 15 Dec Allegiant Air
28 Dec - 03 Jan Allegiant Air
06 Dec - 10 Dec Allegiant Air
18 Dec - 23 Dec Allegiant Air
22 Dec - 03 Jan Allegiant Air
24 Dec - 03 Jan Allegiant Air
20 Dec - 03 Jan Allegiant Air
22 Dec - 26 Dec Allegiant Air
20 Dec - 04 Jan Allegiant Air
27 Dec - 03 Jan Allegiant Air

Also check the deals for one-way flights from St. Petersburg 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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