Cheapest return flights from New York to San Juan in August from $215

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

Return flights

17 Aug - 21 Aug Frontier Airlines direct
18 Aug - 22 Aug Frontier Airlines direct
17 Aug - 22 Aug Frontier Airlines direct
08 Aug - 15 Aug Frontier Airlines direct
09 Aug - 15 Aug Frontier Airlines direct
20 Aug - 24 Aug Frontier Airlines direct
10 Aug - 14 Aug Frontier Airlines direct
09 Aug - 18 Aug Frontier Airlines direct
14 Aug - 21 Aug Frontier Airlines direct
01 Aug - 05 Aug jetBlue direct
31 Aug - 11 Sep Frontier Airlines direct
25 Aug - 01 Sep Frontier Airlines direct
30 Aug - 13 Sep Frontier Airlines direct
30 Aug - 06 Sep Frontier Airlines
30 Aug - 06 Sep Frontier Airlines direct

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

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