There are
940 mi
from Mesquite, TX to Glen Ellyn, IL
That's the driving distance. It would take 17 hours 8 mins to go from Mesquite, Texas to Glen Ellyn, Illinois.
The flight distance (direct flight from Mesquite, TX to Glen Ellyn, IL) is 783.97 mi.
940 mi = 1,513.36 kms