Arlington Metro metro fare from Gaithersburg to Ronald Reagan Washington National Airport (DCA) is USD $ 4. It usually takes 105 minutes to reach Ronald Reagan Washington National Airport (DCA) from Gaithersburg which are 44.581 Miles apart. Metro fares in New York 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 bus 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.