Miles between Boulder, CO and Mayfield, KY

There are
1,061 mi
from Boulder, CO to Mayfield, KY

That's the driving distance. It would take 18 hours 58 mins to go from Boulder, Colorado to Mayfield, Kentucky.

The flight distance (direct flight from Boulder, CO to Mayfield, KY) is 927.40 mi.

1,061 mi = 1.61 kms