Miles between Harlingen, TX and Key Biscayne, FL

There are
1,523 mi
from Harlingen, TX to Key Biscayne, FL

That's the driving distance. It would take 1 day 4 hours to go from Harlingen, Texas to Key Biscayne, Florida.

The flight distance (direct flight from Harlingen, TX to Key Biscayne, FL) is 1,089.08 mi.

1,523 mi = 2,451.81 kms