Miles between Boise, ID and San Marcos, TX

There are
1,656 mi
from Boise, ID to San Marcos, TX

That's the driving distance. It would take 1 day 6 hours to go from Boise, Idaho to San Marcos, Texas.

The flight distance (direct flight from Boise, ID to San Marcos, TX) is 1,381.93 mi.

1,656 mi = 1.61 kms