Cheapest return flights from Raleigh-durham to San Juan in July from $313

Best time to book flights for Raleigh-durham (RDU) to San Juan (SJU) flights at AirHint

AirHint found the following cheapest return flights from Raleigh-durham (RDU) to San Juan (SJU) in July 2025 (see full year).

Return flights

01 Jul - 31 Jul jetBlue
23 Jul - 30 Jul Frontier Airlines direct
09 Jul - 16 Jul American Airlines
21 Jul - 26 Jul Frontier Airlines direct
22 Jul - 26 Jul jetBlue
09 Jul - 16 Jul Frontier Airlines direct
01 Jul - 31 Jul jetBlue direct
22 Jul - 26 Jul jetBlue direct
29 Jul - 02 Aug United
29 Jul - 02 Aug jetBlue direct
31 Jul - 03 Aug Frontier Airlines

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

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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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