Cheapest return flights from New York to San Juan in August from $184

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

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

Return flights

11 Aug - 14 Aug Frontier Airlines direct
10 Aug - 14 Aug Frontier Airlines direct
31 Aug - 05 Sep Frontier Airlines direct
31 Aug - 04 Sep Frontier Airlines direct
30 Aug - 05 Sep Frontier Airlines direct
04 Aug - 08 Aug Frontier Airlines direct
03 Aug - 08 Aug Spirit Airlines direct
31 Aug - 03 Sep Frontier Airlines direct
03 Aug - 07 Aug Spirit Airlines direct
10 Aug - 15 Aug Frontier Airlines direct
26 Aug - 02 Sep Frontier Airlines
30 Aug - 04 Sep jetBlue direct
11 Aug - 15 Aug Spirit Airlines direct
31 Aug - 02 Sep Frontier Airlines
23 Aug - 28 Aug Frontier Airlines
09 Aug - 14 Aug Frontier Airlines
30 Aug - 02 Sep Frontier Airlines direct
30 Aug - 08 Sep Frontier Airlines
17 Aug - 21 Aug Frontier Airlines
29 Aug - 06 Sep Frontier Airlines

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

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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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