The distance between Portland to Seattle via Corvallis, Newport, Astoria, Forks is 10486 Km by road. You can also find the distance from Portland to Seattle via Corvallis, Newport, Astoria, Forks using other travel options like bus, subway, tram, train and rail. Apart from the trip distance, refer
Directions from Portland to Seattle via Corvallis, Newport, Astoria, Forks for road driving directions!