There are
1,266 mi
from Corpus Christi, TX to Dekalb, IL
That's the driving distance. It would take 23 hours 34 mins to go from Corpus Christi, Texas to Dekalb, Illinois.
The flight distance (direct flight from Corpus Christi, TX to Dekalb, IL) is 1,090.91 mi.
1,266 mi = 1.61 kms