Air distance from Chicago, USA to Lodz, Poland is 4656.5 Miles (7493.8 Kilometers / 4043.7 Nautical Miles).
9 hrs, 40 mins is the flight duration between Chicago and Lodz. 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.