Miles between Markham, IL and Ardmore, OK

There are
851 mi
from Markham, IL to Ardmore, OK

That's the driving distance. It would take 15 hours 36 mins to go from Markham, Illinois to Ardmore, Oklahoma.

The flight distance (direct flight from Markham, IL to Ardmore, OK) is 725.95 mi.

851 mi = 1,369.15 kms