Air distance from Libreville, Gabon to Cheyenne, USA is 7428.2 Miles (11954.5 Kilometers / 6450.6 Nautical Miles).
Flight duration time from Libreville to Cheyenne is 15 hrs, 25 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.