There are
1,304 mi
from Kalamazoo, MI to San Marcos, TX
That's the driving distance. It would take 23 hours 7 mins to go from Kalamazoo, Michigan to San Marcos, Texas.
The flight distance (direct flight from Kalamazoo, MI to San Marcos, TX) is 1,097.90 mi.
1,304 mi = 1.61 kms