Cheapest return flights from Raleigh-durham to San Juan in August from $392
AirHint found the following cheapest return flights from Raleigh-durham (RDU) to San Juan (SJU) in August 2025 (see full year).
Return flights
| 09 Aug - 17 Aug | Frontier Airlines | ||
| 01 Aug - 05 Aug | Frontier Airlines | ||
| 01 Aug - 04 Aug | Frontier Airlines | ||
| 01 Aug - 04 Aug | Frontier Airlines | direct | |
| 07 Aug - 11 Aug | Spirit Airlines |
Also check the deals for one-way flights from Raleigh-durham 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.
