Air distance from Jacksonville, USA to Kolkata, India is 8741.2 Miles (14067.7 Kilometers / 7590.9 Nautical Miles).
Flight duration time from Jacksonville to Kolkata is 18 hrs, 9 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.