Air distance from Guam, USA to Aden, Yemen is 6640.3 Miles (10686.6 Kilometers / 5766.5 Nautical Miles).
Flight duration time from Guam to Aden is 13 hrs, 47 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.