Miles between Boulder, CO and Smyrna, TN

There are
1,196 mi
from Boulder, CO to Smyrna, TN

That's the driving distance. It would take 21 hours 23 mins to go from Boulder, Colorado to Smyrna, Tennessee.

The flight distance (direct flight from Boulder, CO to Smyrna, TN) is 1,056.09 mi.

1,196 mi = 1.61 kms