Distance between cities › Australia › South Australia › Williamstown, SA › Distance from Williamstown to Triabunna Book Hotels

Distance from Williamstown, SA to Triabunna, TAS

Distance

1,414 km

Time

21 hours 35 mins

Gas Cost

$106 - $276

Helpful Inaccurate

There are 1,171.65 km (728.03 miles) from Williamstown to Triabunna in southeast direction and 1,414.61 km (879 miles) by car and ferry, following the 1 route.

Williamstown and Triabunna are 21 hours 35 mins far apart, if you drive non-stop for 12 hours 35 mins and take a ferry for 9 hours .

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

Please note the time difference between Williamstown, SA and Triabunna, TAS is 30 minutes. The current time in Williamstown is 1:28 am and the current time in Triabunna is 1:58 am.

Any questions or tips to share?

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Lowest Price Rental Cars in Williamstown, SA

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Williamstown »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 152.69 liters of fuel to cover the route between Williamstown, SA and Triabunna, TAS.

The estimated cost of fuel to go from Williamstown to Triabunna is $229.04.

During the route, an average car will release 3,652.45 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 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Williamstown, SA and Triabunna, TAS

If you want to meet halfway between Williamstown, SA and Triabunna, TAS or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -38.106463 and 144.359507, or 38º 6' 23.2668" S, 144º 21' 34.2252" E. This location is 439.26 miles away from Williamstown, SA and Triabunna, TAS and it would take approximately 10 hours 47 mins to reach the halfway point from both locations.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	728.03 mi	1,171.65 km	632.64 nautical mi
Driving distance	879 mi	1,413.84 km	763.41 nautical mi

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