Air distance from Jacksonville, USA to Poznan, Poland is 4909.6 Miles (7901.2 Kilometers / 4263.5 Nautical Miles).
Flight duration time from Jacksonville to Poznan is 10 hrs, 11 mins. This is the In-The-Air flight time. You should also add the taxi time, airport wait times and possible delays due to bad weather, etc. for the total flight duration time.