regional and 3d topo map of Knapp, United States - USA ::
Knapp airports ::
The nearest airport is PDX - Portland Intl, located 19.6 km south east of Knapp.
Other airports nearby include MMV - Mackminnville Mc Minnville Muni (68.2 km south west), GRF - Fort Lewis Gray Aaf (149.5 km north), TCM - Tacoma Mc Chord Afb (156.8 km north), SEA - Seattle Tacoma Intl (192.9 km north),