Washington D.C. Bus bus fare from Washington Union Station to Aeroport international de Washington Dulles (IAD) is USD $ 6. It usually takes 118 minutes to reach Aeroport international de Washington Dulles (IAD) from Washington Union Station which are 51 Miles apart. Bus fares in Washington D.C. Bus are calculated on pay per ride basis. Taxiautofare provides you the fare cards for different variants like adult, child, senior citizens, students and disabled. Information of daily, weekly, monthly, etc passes is given here.
You also get a smart tip where the details of other modes of transport like taxi and metro availability for your route is also present. Cheaper and Faster options are also shown in this smart tip. You will find the best possible way to reach the destination with the help of this tip.