Cheapest return flights from Cincinnati to San Juan in April from $212

AirHint found the following cheapest return flights from Cincinnati (CVG) to San Juan (SJU) in April 2026 (see full year).

Return flights

12 Apr - 18 Apr Frontier Airlines
10 Apr - 15 Apr Frontier Airlines
11 Apr - 15 Apr Frontier Airlines
11 Apr - 16 Apr Frontier Airlines
10 Apr - 16 Apr Frontier Airlines
15 Apr - 20 Apr Frontier Airlines
09 Apr - 15 Apr Frontier Airlines
20 Apr - 25 Apr Frontier Airlines
21 Apr - 27 Apr Frontier Airlines
09 Apr - 12 Apr Frontier Airlines

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

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