Cheapest return flights from New York to San Juan in December from $149

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

Return flights

11 Dec - 17 Dec Frontier Airlines direct
10 Dec - 17 Dec Frontier Airlines direct
03 Dec - 08 Dec jetBlue direct
09 Dec - 17 Dec Frontier Airlines direct
10 Dec - 16 Dec Frontier Airlines direct
12 Dec - 17 Dec Frontier Airlines direct
12 Dec - 21 Dec Frontier Airlines direct
08 Dec - 13 Dec Frontier Airlines direct
03 Dec - 10 Dec jetBlue direct
15 Dec - 19 Dec Frontier Airlines direct
31 Dec - 10 Jan jetBlue direct
31 Dec - 01 Jan United direct
31 Dec - 13 Jan Spirit Airlines
31 Dec - 15 Jan Spirit Airlines
31 Dec - 14 Jan Spirit Airlines
31 Dec - 17 Jan Spirit Airlines
31 Dec - 16 Jan Spirit Airlines
29 Dec - 10 Jan Spirit Airlines
29 Dec - 10 Jan jetBlue direct
31 Dec - 21 Jan Spirit Airlines

Also check the deals for one-way flights from New York 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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