Cheapest return flights from Newark to San Juan in August from 119€

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

Return flights

31 Aug - 05 Sep Frontier Airlines direct
30 Aug - 13 Sep Frontier Airlines direct
16 Aug - 30 Sep Frontier Airlines direct
02 Aug - 07 Aug Frontier Airlines direct
30 Aug - 06 Sep Frontier Airlines direct
31 Aug - 06 Sep Frontier Airlines direct
25 Aug - 04 Sep Frontier Airlines direct
31 Aug - 04 Sep Frontier Airlines direct
18 Aug - 22 Aug Frontier Airlines
11 Aug - 14 Aug Spirit Airlines
01 Aug - 07 Aug Frontier Airlines direct
03 Aug - 07 Aug Spirit Airlines direct
02 Aug - 05 Aug Frontier Airlines direct
05 Aug - 07 Aug Spirit Airlines
09 Aug - 14 Aug Spirit Airlines
19 Aug - 04 Sep Spirit Airlines
12 Aug - 14 Aug Frontier Airlines
30 Aug - 12 Sep Spirit Airlines
30 Aug - 18 Sep Spirit Airlines
04 Aug - 07 Aug Spirit Airlines

Also check the deals for one-way flights from Newark 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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