Richardson Ridge airports ::
The nearest airport is BWI - Baltimore Washington Intl, located 61.1 km south east of Richardson Ridge.
Other airports nearby include MDT - Harrisburg Intl (67.9 km north), APG - Aberdeen Phillips Aaf (79.5 km east), IAD - Washington Dulles Intl (83.0 km south west), DCA - Ronald Reagan Washington Natl (86.3 km south),