There are
912 mi
from Markham, IL to Grapevine, TX
That's the driving distance. It would take 16 hours 58 mins to go from Markham, Illinois to Grapevine, Texas.
The flight distance (direct flight from Markham, IL to Grapevine, TX) is 789.04 mi.
912 mi = 1,467.03 kms