There are
639 mi
from Redwood City, CA to Mcminnville, OR
That's the driving distance. It would take 12 hours 29 mins to go from Redwood City, California to Mcminnville, Oregon.
The flight distance (direct flight from Redwood City, CA to Mcminnville, OR) is 536.06 mi.
639 mi = 1,028.95 kms