Cheapest return flights from Raleigh-durham to San Juan in April from 161€

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

Return flights

30 Apr - 09 May Frontier Airlines
17 Apr - 19 Apr Frontier Airlines
23 Apr - 27 Apr Frontier Airlines
23 Apr - 26 Apr Frontier Airlines
24 Apr - 27 Apr Frontier Airlines
23 Apr - 28 Apr Frontier Airlines
14 Apr - 18 Apr Frontier Airlines
10 Apr - 13 Apr Frontier Airlines
06 Apr - 08 Apr Spirit Airlines
07 Apr - 08 Apr Frontier Airlines
10 Apr - 18 Apr Frontier Airlines
22 Apr - 02 May Frontier Airlines

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

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