Miles between Boulder, CO and South El Monte, CA

There are
1,018 mi
from Boulder, CO to South El Monte, CA

That's the driving distance. It would take 17 hours 54 mins to go from Boulder, Colorado to South El Monte, California.

The flight distance (direct flight from Boulder, CO to South El Monte, CA) is 815.08 mi.

1,018 mi = 1.61 kms