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

Distance from Howth, TAS to Williamstown, SA

Distance

1,189 km

Time

18 hours 44 mins

Gas Cost

$89 - $232

There are 947.98 km (589.05 miles) from Howth to Williamstown in northwest direction and 1,189.31 km (739 miles) by car and ferry, following the 1 route.

Howth and Williamstown are 18 hours 44 mins far apart, if you drive non-stop for 9 hours 44 mins and take a ferry for 9 hours .

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

Please note the time difference between Howth, TAS and Williamstown, SA is 30 minutes. The current time in Howth is 10:29 pm and the current time in Williamstown is 9:59 pm.

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Lowest Price Rental Cars in Howth, TAS

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Howth »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 128.45 liters of fuel to cover the route between Howth, TAS and Williamstown, SA.

The estimated cost of fuel to go from Howth to Williamstown is $192.67.

During the route, an average car will release 3,072.46 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 10, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Howth, TAS and Williamstown, SA

If you want to meet halfway between Howth, 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 -37.467919 and 143.597361, or 37º 28' 4.5084" S, 143º 35' 50.4996" E. This location is 369.51 miles away from Howth, TAS and Williamstown, SA and it would take approximately 9 hours 22 mins to reach the halfway point from both locations.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	589.05 mi	947.98 km	511.87 nautical mi
Driving distance	739 mi	1,189.33 km	642.19 nautical mi

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