MapQuest estimates the driving time as 13 hours and 45 minutes.
It is 172.88 miles. it takes 3 hours to drive from Portland OR to Seattle. :)
4 days
It takes about 11 to 12 hours to get to Reno from Seattle.
2days
Google Maps estimates the driving time as 18 hours and 38 minutes.
From Billings and Seattle it is 819 mi (about 11 hours 37 mins).
Approximately 19 hours.
Around 48 hours nonstop.
13 Hours
9 hours
About 40-45 hours with out stops.
3 hours