Cheapest return flights from Raleigh-durham to San Juan in January from 251€

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

Return flights

24 Jan - 27 Jan Southwest Airlines
14 Jan - 21 Jan jetBlue
08 Jan - 15 Jan jetBlue
02 Jan - 10 Jan Frontier Airlines
09 Jan - 13 Jan Frontier Airlines
09 Jan - 16 Jan jetBlue
15 Jan - 18 Jan Frontier Airlines direct
11 Jan - 18 Jan jetBlue
16 Jan - 19 Jan Southwest Airlines
12 Jan - 19 Jan jetBlue

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

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