Miles between Mcallen, TX and San Marcos, TX

There are
282 mi
from Mcallen, TX to San Marcos, TX

That's the driving distance. It would take 5 hours 14 mins to go from Mcallen, Texas to San Marcos, Texas.

The flight distance (direct flight from Mcallen, TX to San Marcos, TX) is 254.86 mi.

282 mi = 454.28 kms