There are
1,307 mi
from Temecula, CA to Oak Harbor, WA
That's the driving distance. It would take 1 day 1 hour to go from Temecula, California to Oak Harbor, Washington.
The flight distance (direct flight from Temecula, CA to Oak Harbor, WA) is 1,061.35 mi.
1,307 mi = 1.61 kms