AirHint found the following cheapest return flights from New York (LGA) to San Juan (SJU) in March 2026 (see full year).

Return flights

04 Mar - 11 Mar	United
25 Mar - 08 Apr	Delta
07 Mar - 11 Mar	jetBlue
22 Mar - 28 Mar	jetBlue
06 Mar - 11 Mar	jetBlue
29 Mar - 08 Apr	American Airlines
01 Mar - 04 Apr	jetBlue
16 Mar - 20 Mar	United
09 Mar - 13 Mar	Lufthansa
29 Mar - 05 Apr	jetBlue
06 Mar - 14 Mar	jetBlue
12 Mar - 21 Mar	American Airlines
05 Mar - 10 Mar	Lufthansa
28 Mar - 04 Apr	Lufthansa
07 Mar - 14 Mar	Lufthansa

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

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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Cheapest return flights from New York to San Juan in March from $225

Return flights