To save up to 11% on this flight, we recommend booking at least 41 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Jacksonville to Puerto Rico from $380 1-2 weeks out and tickets from $415 for flights departing within the next 72 hours.
September can be a great time to fly to Puerto Rico from Jacksonville with a flight ticket averaging about $380. Cheapflights users have found deals in the month of September for as cheap as $194. The most expensive prices can be found in the month of December.