There are 806.56 miles from Boulder City to Colstrip in northeast direction and 1,118 miles (1,799.25 kilometers) by car, following the I-15 N route.
Boulder City and Colstrip are 17 hours 33 mins far apart, if you drive non-stop .
This is the fastest route from Boulder City, NV to Colstrip, MT.
Please note the time difference between Boulder City, NV and Colstrip, MT is 1 hour. The current time in Boulder City is 1:02 am and the current time in Colstrip is 2:02 am.
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