Cheapest return flights from Raleigh-durham to San Juan in August from 263€

AirHint found the following cheapest return flights from Raleigh-durham (RDU) to San Juan (SJU) in August 2026 (see full year).

Return flights

16 Aug - 23 Aug Frontier Airlines direct
14 Aug - 18 Aug Frontier Airlines
13 Aug - 16 Aug Frontier Airlines
03 Aug - 07 Aug Southwest Airlines
20 Aug - 29 Aug Frontier Airlines
19 Aug - 24 Aug Frontier Airlines
06 Aug - 08 Aug Frontier Airlines
03 Aug - 23 Aug Spirit Airlines

Also check the deals for one-way flights from Raleigh-durham 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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