Cheapest return flights from New York to San Juan in December from 98€

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

Return flights

09 Dec - 10 Dec Frontier Airlines direct
09 Dec - 21 Dec Frontier Airlines direct
10 Dec - 12 Dec Frontier Airlines
11 Dec - 18 Dec Spirit Airlines
11 Dec - 17 Dec Spirit Airlines
10 Dec - 17 Dec Frontier Airlines
10 Dec - 19 Dec Frontier Airlines
11 Dec - 12 Dec Spirit Airlines
10 Dec - 21 Dec Frontier Airlines
09 Dec - 11 Dec Frontier Airlines direct
31 Dec - 14 Jan Spirit Airlines direct
31 Dec - 15 Jan Spirit Airlines direct
31 Dec - 12 Jan Spirit Airlines direct
31 Dec - 13 Jan Spirit Airlines direct
31 Dec - 16 Jan Spirit Airlines direct
31 Dec - 17 Jan Spirit Airlines direct
31 Dec - 10 Jan Spirit Airlines direct
31 Dec - 07 Jan Spirit Airlines
30 Dec - 08 Jan Frontier Airlines
31 Dec - 21 Jan Spirit Airlines

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

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