There are
1,099 mi
from Buena Park, CA to Lacey, WA
That's the driving distance. It would take 20 hours 42 mins to go from Buena Park, California to Lacey, Washington.
The flight distance (direct flight from Buena Park, CA to Lacey, WA) is 943.96 mi.
1,099 mi = 1.61 kms