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

Distance from Lock, SA to Tunnel, TAS

Distance

1,858 km

Time

1 day 2 hours

Gas Cost

$139 - $362

There are 1,316.09 km (817.78 miles) from Lock to Tunnel in southeast direction and 1,858.79 km (1,155 miles) by car and ferry, following the 1 route.

Lock and Tunnel are 1 day 2 hours far apart, if you drive non-stop for 17 hours 51 mins and take a ferry for 9 hours .

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

Please note the time difference between Lock, SA and Tunnel, TAS is 30 minutes. The current time in Lock is 10:14 pm and the current time in Tunnel is 10:44 pm.

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Lowest Price Rental Cars in Lock, SA

Planning on renting a car to go from Lock, SA to Tunnel, 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 200.67 liters of fuel to cover the route between Lock, SA and Tunnel, TAS.

The estimated cost of fuel to go from Lock to Tunnel is $301.01.

During the route, an average car will release 4,800.12 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 Tunnel, TAS

If you want to meet halfway between Lock, SA and Tunnel, TAS or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -36.380005 and 141.859665, or 36º 22' 48.018" S, 141º 51' 34.794" E. This location is 577.28 miles away from Lock, SA and Tunnel, TAS and it would take approximately 13 hours 25 mins to reach the halfway point from both locations.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	817.78 mi	1,316.09 km	710.63 nautical mi
Driving distance	1,155 mi	1,858.09 km	1,003.29 nautical mi

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