Cheapest return flights from Cincinnati to San Juan in January from 146€

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

Return flights

24 Jan - 28 Jan Frontier Airlines
22 Jan - 26 Jan Frontier Airlines
24 Jan - 27 Jan Frontier Airlines
09 Jan - 12 Jan Frontier Airlines
30 Jan - 04 Feb Frontier Airlines
26 Jan - 29 Jan Allegiant Air
21 Jan - 28 Jan United
20 Jan - 28 Jan United
23 Jan - 27 Jan United
09 Jan - 16 Jan Allegiant Air
25 Jan - 01 Feb Frontier Airlines
03 Jan - 08 Jan Frontier Airlines
28 Jan - 01 Feb Southwest Airlines

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

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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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