Seminary Valley airports ::
The nearest airport is DCA - Ronald Reagan Washington Natl, located 7.9 km north east of Seminary Valley.
Other airports nearby include ADW - Camp Springs Andrews Afb (Washington Dc Naf) (21.8 km east), IAD - Washington Dulles Intl (32.5 km north west), BWI - Baltimore Washington Intl (55.6 km north east), NHK - Patuxent River Nas (85.3 km south east),