There are
1,258 mi
from Arvada, CO to San Leandro, CA
That's the driving distance. It would take 21 hours 38 mins to go from Arvada, Colorado to San Leandro, California.
The flight distance (direct flight from Arvada, CO to San Leandro, CA) is 929.25 mi.
1,258 mi = 1.61 kms