Cheapest one-way flights from Newark to San Juan in August from $65

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

One-Way flights

11 Aug Frontier Airlines direct
31 Aug Frontier Airlines direct
10 Aug Spirit Airlines direct
05 Aug Frontier Airlines direct
19 Aug Frontier Airlines direct
24 Aug Frontier Airlines direct
25 Aug Frontier Airlines direct
26 Aug Frontier Airlines direct
17 Aug Frontier Airlines direct
18 Aug Frontier Airlines direct

Also check the deals for return 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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