Cheapest return flights from Jacksonville to San Juan in April from $157

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 April 2025 (see full year).

Return flights

24 Apr - 08 May Frontier Airlines
09 Apr - 14 Apr Frontier Airlines
09 Apr - 14 Apr Frontier Airlines direct
24 Apr - 08 May Frontier Airlines direct
03 Apr - 07 Apr jetBlue
05 Apr - 09 Apr Frontier Airlines
05 Apr - 09 Apr Frontier Airlines direct
04 Apr - 07 Apr jetBlue
04 Apr - 07 Apr Frontier Airlines direct

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

Skyscanner

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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