Air distance from Washington DC, USA to Beirut, Lebanon is 5834.5 Miles (9389.7 Kilometers / 5066.7 Nautical Miles).
12 hrs, 6 mins is the flight duration between Washington DC and Beirut. 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.