Distance from Silver Spring, MD to Dulles, VA is 28Miles or 45 Km. You can get this distance about 36 mins. If you want to planning travel with plane for 23 Miles or 36 Km, You can get this distance about 32 mins .
A car with an average MPG will needs 1.3 gallons of gas to get the route between these points.
The estimated cost of gas to get between Silver Spring, MD and Dulles, VA is $2.95.
During the route, an average car will release 25.47 pounds of CO2 to the atmosphere. Your carbon footprint is 0.91 pounds of CO2 per mile.
* Average US MPG used for calculations is 21.6 MPG.
* Average US gas price used for calculation is 2.27 per gallon.