There are
1,208 mi
from Temecula, CA to Seatac, WA
That's the driving distance. It would take 22 hours 53 mins to go from Temecula, California to Seatac, Washington.
The flight distance (direct flight from Temecula, CA to Seatac, WA) is 1,001.56 mi.
1,208 mi = 1.61 kms