Air distance from Chicago, USA to Fairbanks, USA is 2805.5 Miles (4515.1 Kilometers / 2436.3 Nautical Miles).
5 hrs, 49 mins is the flight duration between Chicago and Fairbanks. 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.