Cheapest one-way flights from New York to San Juan in December from 175€

AirHint found the following cheapest one-way flights from New York (LGA) to San Juan (SJU) in December 2025 (see full year).

One-Way flights

04 Dec jetBlue
26 Dec Frontier Airlines
29 Dec United
27 Dec Southwest Airlines
23 Dec United
25 Dec United
20 Dec Southwest Airlines

Also check the deals for return 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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