Air distance from Asmara, Eritrea to London, UK is 3280 Miles (5278.6 Kilometers / 2848.3 Nautical Miles).
6 hrs, 48 mins is the flight duration between Asmara and London. 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.