how far from reagan airport in dc to warrenton va
Driving distance from DCA to Warrenton, VA. The total driving distance from DCA to Warrenton, VA is 49 miles or 79 kilometers. Your trip begins at Ronald Reagan Washington National Airport in Washington, District of Columbia. It ends in Warrenton, Virginia. If you are planning a road trip, you might also want to calculate the total driving time from DCA to Warrenton, VA so you can see when you'll arrive at your destination.