The driving distance between Seattle, WA and Rapid City, SD is approximately 1135 miles. The driving time would be approximately 18 hours 15 minutes if you were to travel non-stop in good driving conditions. (The driving time does not take into consideration conditions which may extend trip time such as weather, road work and rush hour traffic in urban areas.)
About 25 driving miles.
The driving distance is about 810 miles.
About 385 miles.
541 miles
The driving distance from Seattle, WA to Miles City, MT is about 962 road miles.
391 miles
It is 406.80 miles according to MapQuest.
about 400 miles
Never endless
The driving distance between Madison WI and Rapid City SD is 772 miles per Map Quest. The driving time per Map Quest is 10 hours and 48 minutes.
The driving distance from Aberdeen, South Dakota to Rapid City, South Dakota is 378 miles via I-90 W per MapQuest. The driving time per MapQuest is 5 hours and 20 minutes.
1525 Miles - 2455 Km