Cheapest return flights from Jacksonville to San Juan in January from $112

Best time to book flights for Jacksonville (JAX) to San Juan (SJU) flights at AirHint

AirHint found the following cheapest return flights from Jacksonville (JAX) to San Juan (SJU) in January 2025 (see full year).

Return flights

25 Jan - 29 Jan Frontier Airlines
30 Jan - 02 Feb Frontier Airlines
18 Jan - 25 Jan Frontier Airlines
11 Jan - 15 Jan Frontier Airlines
20 Jan - 24 Jan jetBlue
31 Jan - 02 Feb jetBlue
20 Jan - 27 Jan jetBlue
22 Jan - 26 Jan American Airlines
06 Jan - 15 Jan Delta
01 Jan - 06 Jan Frontier Airlines direct
04 Jan - 09 Jan Frontier Airlines
03 Jan - 05 Jan Frontier Airlines

Also check the deals for one-way flights from Jacksonville 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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