Airports 501 to 550
Portland Troutdale Airport
Pearson Field
Southwest Washington Medical Center Heliport
St Joseph Community Hospital Heliport
Evergreen Field
Evergreen North-South Airpark
Round Mountain Substation Heliport
Round Mountain, California, United States — 291 km (157 nm) SSE
Legacy Salmon Creek Hospital Heliport
Fall River Mills Airport
Fall River Mills, California, United States — 292 km (158 nm) SE