Cheapest one-way flights from Raleigh-durham to San Juan in March from $101

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

One-Way flights

09 Mar Frontier Airlines direct
14 Mar Frontier Airlines direct
06 Mar Frontier Airlines direct
02 Mar Frontier Airlines
08 Mar Avelo Airlines
20 Mar Frontier Airlines direct
02 Mar jetBlue direct
23 Mar Frontier Airlines direct
08 Mar jetBlue direct
13 Mar Frontier Airlines direct

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

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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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