225 miles taking this route:
511 miles
The distance between Helena MT and Houston TX is about 1,826 road miles.
141 miles taking this route:Take I-90 WEST from Bozeman to I-15 NORTH to HELENA at EXIT 227 near Butte.Take I-15 NORTH to Helena.
By driving the shortest route, it is 206 miles between Missoula, MT to Browning, MT.
It is 588 miles according to Google Maps.
655434 miles
792 miles
It would take between 1 and 2 days for a letter to get from Miles City, MT to East Helena, MT with a first class mail service.
About 485 road miles from Helena, MT to Salt Lake City.
According to Google maps, the driving distance is 110 miles, and will take about 2 hours and 39 minutes of driving time.
About 1,415 road miles.
If you were to drive from Kalispell to Helena through Seeley Lake, it's about 190 miles, and takes about 3 to 3 1/2 hours to drive. If you were to drive to Helena through Missoula, however, it is about 230 miles and takes about 4 hours.