Cheapest one-way flights from New York to San Juan in January from $87

AirHint found the following cheapest one-way flights from New York (LGA) to San Juan (SJU) in January 2026 (see full year).

One-Way flights

18 Jan Frontier Airlines
08 Jan Frontier Airlines
27 Jan American Airlines
07 Jan Spirit Airlines
05 Jan Spirit Airlines
31 Jan Frontier Airlines
17 Jan Spirit Airlines
23 Jan Spirit Airlines
25 Jan Frontier Airlines
20 Jan Frontier Airlines

Also check the deals for return flights from New York to San Juan in January.

Powered by

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.

Book a cheap hotel in San Juan

Cheap car rent in San Juan

Feel free to contact us with any feedback or request another flight research.