There are
964 mi
from Brockton, MA to Seymour, IN
That's the driving distance. It would take 18 hours 49 mins to go from Brockton, Massachusetts to Seymour, Indiana.
The flight distance (direct flight from Brockton, MA to Seymour, IN) is 809.19 mi.
964 mi = 1,551.63 kms