There are
1,257 mi
from San Leandro, CA to Arvada, CO
That's the driving distance. It would take 21 hours 35 mins to go from San Leandro, California to Arvada, Colorado.
The flight distance (direct flight from San Leandro, CA to Arvada, CO) is 929.25 mi.
1,257 mi = 1.61 kms