Miles between Simi Valley, CA and Sammamish, WA

There are
1,143 mi
from Simi Valley, CA to Sammamish, WA

That's the driving distance. It would take 21 hours 44 mins to go from Simi Valley, California to Sammamish, Washington.

The flight distance (direct flight from Simi Valley, CA to Sammamish, WA) is 939.61 mi.

1,143 mi = 1.61 kms