The driving distance is 173 miles from Seattle, WA to Portland, OR per Map Quest. The driving time from Seattle to Portland per Map Quest is 3 hours and 5 minutes.
180 miles between Seattle, Wash. and Portland, Oregon.
145 miles (233 kilometers).
It is 173 miles according to Google Maps.
It is 172.88 miles. it takes 3 hours to drive from Portland OR to Seattle. :)
The distance between Portland airport and Seattle airport by road is 165.2 miles.
It is 172.88 miles according to MapQuest,
It is 3,134.59 miles according to MapQuest.
145 air miles (233 kilometers).
It is 173 miles according to Google Maps.
173 miles
175 miles taking I-5 SOUTH.
It is 172.88 miles according to MapQuest.