Cheapest return flights from New York to San Juan in August from $246

Best time to book flights for New York (LGA) to San Juan (SJU) flights at AirHint

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

Return flights

12 Aug - 18 Aug Spirit Airlines
12 Aug - 15 Aug Spirit Airlines
12 Aug - 19 Aug Spirit Airlines
05 Aug - 11 Aug Spirit Airlines
15 Aug - 18 Aug Spirit Airlines
09 Aug - 11 Aug Spirit Airlines
09 Aug - 15 Aug Spirit Airlines
11 Aug - 18 Aug Spirit Airlines
18 Aug - 21 Aug United
15 Aug - 22 Aug Spirit Airlines
20 Aug - 03 Sep Frontier Airlines
28 Aug - 02 Sep Frontier Airlines
31 Aug - 03 Sep Frontier Airlines
30 Aug - 03 Sep Frontier Airlines
22 Aug - 03 Sep Frontier Airlines
20 Aug - 02 Sep Frontier Airlines
28 Aug - 04 Sep Frontier Airlines
30 Aug - 08 Sep Frontier Airlines
28 Aug - 01 Sep Frontier Airlines
30 Aug - 10 Sep Frontier Airlines

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

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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