regional and 3d topo map of Knappton, United States - USA ::
Knappton airports ::
The nearest airport is PDX - Portland Intl, located 121.4 km south east of Knappton.
Other airports nearby include GRF - Fort Lewis Gray Aaf (129.8 km north east), MMV - Mackminnville Mc Minnville Muni (131.3 km south east), TCM - Tacoma Mc Chord Afb (140.1 km north east), SEA - Seattle Tacoma Intl (173.6 km north east),