Cheapest return flights from New York to San Juan in August from $175

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

Return flights

31 Aug - 30 Sep United
02 Aug - 05 Aug Spirit Airlines
02 Aug - 07 Aug Spirit Airlines
02 Aug - 06 Aug Spirit Airlines
02 Aug - 09 Aug Spirit Airlines
12 Aug - 16 Aug Frontier Airlines
05 Aug - 09 Aug Spirit Airlines
09 Aug - 13 Aug Frontier Airlines
09 Aug - 16 Aug Frontier Airlines
25 Aug - 04 Sep Spirit Airlines
25 Aug - 11 Sep Spirit Airlines
12 Aug - 15 Aug United
18 Aug - 04 Sep Spirit Airlines
11 Aug - 16 Aug Spirit Airlines
31 Aug - 04 Sep Frontier Airlines
25 Aug - 12 Sep Spirit Airlines
25 Aug - 05 Sep Spirit Airlines
29 Aug - 07 Sep Spirit Airlines
18 Aug - 05 Sep Spirit Airlines
31 Aug - 11 Sep Spirit 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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