Distance between cities › Australia › Tasmania › Sloping Main, TAS › Distance from Sloping Main to Williamstown Book Hotels

Distance from Sloping Main, TAS to Williamstown, SA

Distance

1,495 km

Time

22 hours 44 mins

Gas Cost

$112 - $291

Helpful Inaccurate

There are 1,198.18 km (744.52 miles) from Sloping Main to Williamstown in northwest direction and 1,495.08 km (929 miles) by car and ferry, following the 1 route.

Sloping Main and Williamstown are 22 hours 44 mins far apart, if you drive non-stop for 13 hours 44 mins and take a ferry for 9 hours .

This is the fastest route from Sloping Main, TAS to Williamstown, SA.

Please note the time difference between Sloping Main, TAS and Williamstown, SA is 30 minutes. The current time in Sloping Main is 6:46 am and the current time in Williamstown is 6:16 am.

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Lowest Price Rental Cars in Sloping Main, TAS

Planning on renting a car to go from Sloping Main, TAS to Williamstown, SA? Here there are some offers to rent a car in Sloping Main, TAS

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Sloping Main »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 161.43 liters of fuel to cover the route between Sloping Main, TAS and Williamstown, SA.

The estimated cost of fuel to go from Sloping Main to Williamstown is $242.15.

During the route, an average car will release 3,861.45 kilograms of CO₂ to the atmosphere. The carbon footprint would be 2.58 kilograms of CO₂ per kilometer.

Average Australia gas price used for calculation is $1.50 per liter of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Sloping Main, TAS and Williamstown, SA

If you want to meet halfway between Sloping Main, TAS and Williamstown, SA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -38.090527 and 144.747696, or 38º 5' 25.8972" S, 144º 44' 51.7056" E. This location is 464.40 miles away from Sloping Main, TAS and Williamstown, SA and it would take approximately 11 hours 22 mins to reach the halfway point from both locations.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Sloping Main, TAS and Williamstown, SA in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	744.52 mi	1,198.18 km	646.97 nautical mi
Driving distance	929 mi	1,494.74 km	807.10 nautical mi

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