Cheapest one-way flights from Raleigh-durham to San Juan in May from 89€

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

One-Way flights

03 May Frontier Airlines
14 May Frontier Airlines
13 May Frontier Airlines
09 May Frontier Airlines
01 May Frontier Airlines
08 May Frontier Airlines
19 May Frontier Airlines direct
03 May jetBlue direct
01 May Frontier Airlines direct
14 May Frontier Airlines direct

Also check the deals for return flights from Raleigh-durham to San Juan in May.

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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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