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

Return flights

19 Aug - 24 Aug	Arajet	direct
08 Aug - 10 Aug	Frontier Airlines	direct
13 Aug - 15 Aug	Frontier Airlines	direct
13 Aug - 17 Aug	Frontier Airlines	direct
15 Aug - 22 Aug	Arajet	direct
09 Aug - 11 Aug	Frontier Airlines	direct

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

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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Cheapest return flights from Punta Cana to San Juan in August from 157€

Return flights