Distance between cities › Australia › South Australia › Lock, SA › Distance from Lock to Tarwin Book Hotels

Distance from Lock, SA to Tarwin, VIC

Distance

1,467 km

Time

18 hours 6 mins

Gas Cost

$110 - $286

There are 1,074.91 km (667.92 miles) from Lock to Tarwin in southeast direction and 1,467.72 km (912 miles) by car, following the A1 route.

Lock and Tarwin are 18 hours 6 mins far apart, if you drive non-stop .

This is the fastest route from Lock, SA to Tarwin, VIC.

Please note the time difference between Lock, SA and Tarwin, VIC is 30 minutes. The current time in Lock is 3:37 am and the current time in Tarwin is 4:07 am.

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Lowest Price Rental Cars in Lock, SA

Planning on renting a car to go from Lock, SA to Tarwin, VIC? Here there are some offers to rent a car in Lock, SA

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Lock »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 158.47 liters of fuel to cover the route between Lock, SA and Tarwin, VIC.

The estimated cost of fuel to go from Lock to Tarwin is $237.70.

During the route, an average car will release 3,790.53 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 Lock, SA and Tarwin, VIC

If you want to meet halfway between Lock, SA and Tarwin, VIC or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -35.754373 and 139.904656, or 35º 45' 15.7428" S, 139º 54' 16.7616" E. This location is 455.87 miles away from Lock, SA and Tarwin, VIC and it would take approximately 9 hours 3 mins to reach the halfway point from both locations.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Lock, SA and Tarwin, VIC in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	667.92 mi	1,074.91 km	580.41 nautical mi
Driving distance	912 mi	1,467.29 km	792.27 nautical mi

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