Cheapest return flights from Raleigh-durham to San Juan in July from $223

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

12 Jul - 19 Jul Frontier Airlines direct
23 Jul - 30 Jul Frontier Airlines direct
11 Jul - 14 Jul Frontier Airlines direct
04 Jul - 06 Jul Frontier Airlines
29 Jul - 04 Aug Frontier Airlines
29 Jul - 04 Aug jetBlue direct
02 Jul - 06 Jul Frontier Airlines
03 Jul - 06 Jul jetBlue
31 Jul - 03 Aug Spirit Airlines
17 Jul - 20 Jul jetBlue direct
31 Jul - 03 Aug jetBlue direct
01 Jul - 05 Jul American Airlines

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

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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