There are
2,461 mi
from Kalispell, MT to New Haven, CT
That's the driving distance. It would take 1 day 20 hours to go from Kalispell, Montana to New Haven, Connecticut.
The flight distance (direct flight from Kalispell, MT to New Haven, CT) is 2,059.21 mi.
2,461 mi = 3,960.92 kms