There are
2,469 mi
from Boise, ID to Sayreville, NJ
That's the driving distance. It would take 1 day 19 hours to go from Boise, Idaho to Sayreville, New Jersey.
The flight distance (direct flight from Boise, ID to Sayreville, NJ) is 2,137.18 mi.
2,469 mi = 3.22 kms