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

Distance from Lock, SA to Lewiston, SA

Distance

560 km

Time

6 hours 36 mins

Gas Cost

$42 - $109

There are 285.46 km (177.38 miles) from Lock to Lewiston in southeast direction and 560.05 km (348 miles) by car, following the A1 route.

Lock and Lewiston are 6 hours 36 mins far apart, if you drive non-stop .

This is the fastest route from Lock, SA to Lewiston, SA.

Lock, SA and Lewiston, SA are in the same time zone (ACST). Current time in both locations is 10:40 am.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from Lock, SA to Lewiston, SA:

Lowest Price Rental Cars in Lock, SA

Planning on renting a car to go from Lock, SA to Lewiston, SA? 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 60.49 liters of fuel to cover the route between Lock, SA and Lewiston, SA.

The estimated cost of fuel to go from Lock to Lewiston is $90.73.

During the route, an average car will release 1,446.80 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 Lewiston, SA

If you want to meet halfway between Lock, SA and Lewiston, SA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -32.482391 and 137.757446, or 32º 28' 56.6076" S, 137º 45' 26.8056" E. This location is 174 miles away from Lock, SA and Lewiston, SA and it would take approximately 3 hours 18 mins to reach the halfway point from both locations.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	177.38 mi	285.46 km	154.14 nautical mi
Driving distance	348 mi	560.05 km	302.40 nautical mi

Road Trip Tips