There are
938 mi
from Simi Valley, CA to Mcminnville, OR
That's the driving distance. It would take 17 hours 49 mins to go from Simi Valley, California to Mcminnville, Oregon.
The flight distance (direct flight from Simi Valley, CA to Mcminnville, OR) is 791.20 mi.
938 mi = 1,510.33 kms