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

Distance from Lock, SA to Mount Tomah, NSW

Distance

1,738 km

Time

21 hours 4 mins

Gas Cost

$130 - $339

There are 1,357.45 km (843.48 miles) from Lock to Mount Tomah in east direction and 1,738.09 km (1,080 miles) by car, following the A32 route.

Lock and Mount Tomah are 21 hours 4 mins far apart, if you drive non-stop .

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

Please note the time difference between Lock, SA and Mount Tomah, NSW is 30 minutes. The current time in Lock is 12:45 am and the current time in Mount Tomah is 1:15 am.

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Lowest Price Rental Cars in Lock, SA

Planning on renting a car to go from Lock, SA to Mount Tomah, 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 187.69 liters of fuel to cover the route between Lock, SA and Mount Tomah, NSW.

The estimated cost of fuel to go from Lock to Mount Tomah is $281.54.

During the route, an average car will release 4,489.66 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 Mount Tomah, NSW

If you want to meet halfway between Lock, SA and Mount Tomah, NSW or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -31.550861 and 143.213776, or 31º 33' 3.0996" S, 143º 12' 49.5936" E. This location is 539.95 miles away from Lock, SA and Mount Tomah, NSW and it would take approximately 10 hours 32 mins to reach the halfway point from both locations.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	843.48 mi	1,357.45 km	732.97 nautical mi
Driving distance	1,080 mi	1,737.91 km	938.40 nautical mi

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