Cheapest return RDU–SJU flights, June

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

Return flights

06 Jun - 10 Jun Frontier Airlines
06 Jun - 16 Jun Frontier Airlines
16 Jun - 23 Jun Frontier Airlines
09 Jun - 12 Jun Frontier Airlines
07 Jun - 11 Jun Frontier Airlines
16 Jun - 25 Jun Frontier Airlines
04 Jun - 08 Jun Frontier Airlines
30 Jun - 07 Jul Frontier Airlines
21 Jun - 08 Jul Frontier Airlines
01 Jun - 03 Jun Frontier Airlines
26 Jun - 08 Jul Frontier Airlines
29 Jun - 09 Jul Frontier Airlines
14 Jun - 18 Jun Frontier Airlines
01 Jun - 05 Jun Frontier Airlines
29 Jun - 02 Jul Frontier Airlines
30 Jun - 05 Jul Frontier Airlines

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

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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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