There are 190.46 miles from Ronald Reagan Washington National Airport (DCA) to Alton in southwest direction and 228 miles (366.93 kilometers) by car, following the I-395 S route.
DCA Airport and Alton are 4 hours 9 mins far apart, if you drive non-stop .
This is the fastest route from DCA Airport to Alton, VA. The halfway point is Midlothian, VA.
DCA Airport and Alton, VA are in the same time zone (EDT). Current time in both locations is 12:19 am.
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