Miles between Denver, CO and Allentown, PA

There are
1,705 mi
from Denver, CO to Allentown, PA

That's the driving distance. It would take 1 day 6 hours to go from Denver, Colorado to Allentown, Pennsylvania.

The flight distance (direct flight from Denver, CO to Allentown, PA) is 1,551.02 mi.

1,705 mi = 1.61 kms