Air distance from Washington DC, USA to Bern, Switzerland is 4117.2 Miles (6625.9 Kilometers / 3575.4 Nautical Miles).
8 hrs, 32 mins is the flight duration between Washington DC and Bern. 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.