Air distance from Guam, USA to Bastia, France is 7653.3 Miles (12316.9 Kilometers / 6646.2 Nautical Miles).
Flight duration time from Guam to Bastia is 15 hrs, 53 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.