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

Distance from Lock, SA to Tathra, NSW

Distance

1,790 km

Time

22 hours 8 mins

Gas Cost

$134 - $349

There are 1,337.80 km (831.27 miles) from Lock to Tathra in southeast direction and 1,789.59 km (1,112 miles) by car, following the B72 route.

Lock and Tathra are 22 hours 8 mins far apart, if you drive non-stop .

This is the fastest route from Lock, SA to Tathra, NSW.

Please note the time difference between Lock, SA and Tathra, NSW is 30 minutes. The current time in Lock is 4:58 pm and the current time in Tathra is 5:28 pm.

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Lowest Price Rental Cars in Lock, SA

Planning on renting a car to go from Lock, SA to Tathra, NSW? 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 193.29 liters of fuel to cover the route between Lock, SA and Tathra, NSW.

The estimated cost of fuel to go from Lock to Tathra is $289.93.

During the route, an average car will release 4,623.47 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 Lock, SA and Tathra, NSW

If you want to meet halfway between Lock, SA and Tathra, NSW or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -34.565379 and 142.731573, or 34º 33' 55.3644" S, 142º 43' 53.6628" E. This location is 556.04 miles away from Lock, SA and Tathra, NSW and it would take approximately 11 hours 4 mins to reach the halfway point from both locations.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Lock, SA and Tathra, NSW in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	831.27 mi	1,337.80 km	722.36 nautical mi
Driving distance	1,112 mi	1,789.71 km	966.37 nautical mi

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