Cheapest return flights from New York to San Juan in December from 119€

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

Return flights

05 Dec - 10 Dec Frontier Airlines direct
08 Dec - 12 Dec Frontier Airlines direct
03 Dec - 06 Dec Frontier Airlines direct
05 Dec - 12 Dec Frontier Airlines direct
04 Dec - 12 Dec Frontier Airlines
04 Dec - 10 Dec Frontier Airlines
09 Dec - 13 Dec Frontier Airlines direct
12 Dec - 13 Dec Frontier Airlines direct
10 Dec - 19 Dec Frontier Airlines direct
06 Dec - 10 Dec Frontier Airlines direct
25 Dec - 06 Jan jetBlue direct
30 Dec - 10 Jan Frontier Airlines
31 Dec - 08 Jan Spirit Airlines
25 Dec - 05 Jan jetBlue
31 Dec - 14 Jan Spirit Airlines direct
31 Dec - 20 Jan Spirit Airlines direct
31 Dec - 16 Jan Spirit Airlines direct
31 Dec - 08 Jan Spirit Airlines direct
31 Dec - 15 Jan Spirit Airlines direct
31 Dec - 17 Jan Spirit Airlines direct

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