There are
1,642 mi
from Meridian, ID to Dekalb, IL
That's the driving distance. It would take 1 day 3 hours to go from Meridian, Idaho to Dekalb, Illinois.
The flight distance (direct flight from Meridian, ID to Dekalb, IL) is 1,400.29 mi.
1,642 mi = 1.61 kms