Cheapest return flights from Raleigh-durham to San Juan in July from 218€

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

Return flights

30 Jul - 04 Aug Frontier Airlines
23 Jul - 28 Jul Frontier Airlines
16 Jul - 22 Jul Frontier Airlines
27 Jul - 31 Jul Frontier Airlines
16 Jul - 23 Jul Frontier Airlines direct
22 Jul - 26 Jul Frontier Airlines
16 Jul - 21 Jul Frontier Airlines
03 Jul - 07 Jul Southwest Airlines
16 Jul - 19 Jul Southwest Airlines
03 Jul - 06 Jul Southwest Airlines
01 Jul - 06 Jul Southwest Airlines

Also check the deals for one-way flights from Raleigh-durham to San Juan in July.

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