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

Distance from Gladstone, SA to Lock, SA

Distance

418 km

Time

4 hours 53 mins

Gas Cost

$31 - $82

There are 243.29 km (151.17 miles) from Gladstone to Lock in west direction and 418.43 km (260 miles) by car, following the A1 route.

Gladstone and Lock are 4 hours 53 mins far apart, if you drive non-stop .

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

Gladstone, SA and Lock, SA are in the same time zone (ACST). Current time in both locations is 10:59 pm.

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Lowest Price Rental Cars in Gladstone, SA

Planning on renting a car to go from Gladstone, SA to Lock, SA? Here there are some offers to rent a car in Gladstone, SA

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Gladstone »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 45.17 liters of fuel to cover the route between Gladstone, SA and Lock, SA.

The estimated cost of fuel to go from Gladstone to Lock is $67.75.

During the route, an average car will release 1,080.40 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 10, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Gladstone, SA and Lock, SA

If you want to meet halfway between Gladstone, SA and Lock, SA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -32.738495 and 137.117416, or 32º 44' 18.582" S, 137º 7' 2.6976" E. This location is 129.93 miles away from Gladstone, SA and Lock, SA and it would take approximately 2 hours 26 mins to reach the halfway point from both locations.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	151.17 mi	243.29 km	131.37 nautical mi
Driving distance	260 mi	418.21 km	225.82 nautical mi

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