Miles between Union, NJ and San Marcos, CA

There are
2,809 mi
from Union, NJ to San Marcos, CA

That's the driving distance. It would take 2 days 2 hours to go from Union, New Jersey to San Marcos, California.

The flight distance (direct flight from Union, NJ to San Marcos, CA) is 2,401.91 mi.

2,809 mi = 4,520.62 kms