Cheapest one-way flights from Raleigh-durham to San Juan in July from $96

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

One-Way flights

19 Jul Frontier Airlines
26 Jul Frontier Airlines
05 Jul Frontier Airlines
12 Jul Frontier Airlines
09 Jul Frontier Airlines
14 Jul Frontier Airlines direct
18 Jul Frontier Airlines
13 Jul Frontier Airlines
11 Jul Frontier Airlines
10 Jul Frontier Airlines

Also check the deals for return 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.

Book a cheap hotel in San Juan

Cheap car rent in San Juan

Feel free to contact us with any feedback or request another flight research.