There are 434.72 km (270.12 miles) from Black Mountain to Helensburgh in south direction and 547.18 km (340 miles) by car, following the Thunderbolts Way route.
Black Mountain and Helensburgh are 6 hours 18 mins far apart, if you drive non-stop .
This is the fastest route from Black Mountain, NSW to Helensburgh, NSW.
Black Mountain, NSW and Helensburgh, NSW are in the same time zone (AEST). Current time in both locations is 9:32 am.
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