There are
1,607 mi
from Harlingen, TX to Brainerd, MN
That's the driving distance. It would take 1 day 5 hours to go from Harlingen, Texas to Brainerd, Minnesota.
The flight distance (direct flight from Harlingen, TX to Brainerd, MN) is 1,406.59 mi.
1,607 mi = 2,586.90 kms