Airports Serving Adams 10 of 10 Matching Airports Pendleton Pendleton, OR14.3 miles Walla Walla City Walla Walla, WA26.3 miles State, Hermiston, OR Hermiston, OR33.9 miles La Grande/Union La Grande, OR42.5 miles Tri-Cities Pasco, WA43.6 miles Richland Mncpl Richland, WA45.4 miles Baker City Mncpl Baker City, OR73.8 miles Lewiston Regl Lewiston, ID85.3 miles John Day John Day, OR95.1 miles Moscow Regl Pullman, WA96.9 miles