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

Distance from Lock, SA to Newnham, TAS

Distance

1,840 km

Time

1 day 2 hours

Gas Cost

$138 - $359

There are 1,324.33 km (822.90 miles) from Lock to Newnham in southeast direction and 1,839.48 km (1,143 miles) by car and ferry, following the 1 route.

Lock and Newnham are 1 day 2 hours far apart, if you drive non-stop for 17 hours 30 mins and take a ferry for 9 hours .

This is the fastest route from Lock, SA to Newnham, TAS.

Please note the time difference between Lock, SA and Newnham, TAS is 30 minutes. The current time in Lock is 5:13 pm and the current time in Newnham is 5:43 pm.

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Lowest Price Rental Cars in Lock, SA

Planning on renting a car to go from Lock, SA to Newnham, TAS? 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 198.72 liters of fuel to cover the route between Lock, SA and Newnham, TAS.

The estimated cost of fuel to go from Lock to Newnham is $298.08.

During the route, an average car will release 4,753.43 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 Newnham, TAS

If you want to meet halfway between Lock, SA and Newnham, TAS or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -36.402825 and 141.482645, or 36º 24' 10.17" S, 141º 28' 57.522" E. This location is 571.67 miles away from Lock, SA and Newnham, TAS and it would take approximately 13 hours 15 mins to reach the halfway point from both locations.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Lock, SA and Newnham, TAS in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	822.90 mi	1,324.33 km	715.08 nautical mi
Driving distance	1,143 mi	1,840.02 km	993.53 nautical mi

Road Trip Tips