There are
1,374 mi
from Boynton Beach, FL to Dekalb, IL
That's the driving distance. It would take 1 day 1 hour to go from Boynton Beach, Florida to Dekalb, Illinois.
The flight distance (direct flight from Boynton Beach, FL to Dekalb, IL) is 1,172.69 mi.
1,374 mi = 1.61 kms