Miles between Mcallen, TX and Decatur, IL

There are
1,246 mi
from Mcallen, TX to Decatur, IL

That's the driving distance. It would take 23 hours 17 mins to go from Mcallen, Texas to Decatur, Illinois.

The flight distance (direct flight from Mcallen, TX to Decatur, IL) is 1,083.15 mi.

1,246 mi = 1.61 kms