There are 187.16 miles from Boulder to Kremlin in northeast direction and 243 miles (391.07 kilometers) by car, following the US-87 route.
Boulder and Kremlin are 4 hours 15 mins far apart, if you drive non-stop .
This is the fastest route from Boulder, MT to Kremlin, MT. The halfway point is Floweree, MT.
Boulder, MT and Kremlin, MT are in the same time zone (MDT). Current time in both locations is 1:34 am.
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