Distance between cities › Australia › Tasmania › Castra, TAS › Distance from Castra to Koolunga Book Hotels

Distance from Castra, TAS to Koolunga, SA

Distance

1,376 km

Time

21 hours

Gas Cost

$103 - $268

There are 1,105.63 km (687.01 miles) from Castra to Koolunga in northwest direction and 1,375.99 km (855 miles) by car and ferry, following the 1 route.

Castra and Koolunga are 21 hours far apart, if you drive non-stop for 12 hours and take a ferry for 9 hours .

This is the fastest route from Castra, TAS to Koolunga, SA.

Please note the time difference between Castra, TAS and Koolunga, SA is 30 minutes. The current time in Castra is 10:37 pm and the current time in Koolunga is 10:07 pm.

Any questions or tips to share?

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Lowest Price Rental Cars in Castra, TAS

Planning on renting a car to go from Castra, TAS to Koolunga, SA? Here there are some offers to rent a car in Castra, TAS

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Castra »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 148.66 liters of fuel to cover the route between Castra, TAS and Koolunga, SA.

The estimated cost of fuel to go from Castra to Koolunga is $222.99.

During the route, an average car will release 3,555.95 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 Castra, TAS and Koolunga, SA

If you want to meet halfway between Castra, TAS and Koolunga, SA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -37.12012 and 142.816141, or 37º 7' 12.432" S, 142º 48' 58.1076" E. This location is 427.65 miles away from Castra, TAS and Koolunga, SA and it would take approximately 10 hours 30 mins to reach the halfway point from both locations.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Castra, TAS and Koolunga, SA in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	687.01 mi	1,105.63 km	596.99 nautical mi
Driving distance	855 mi	1,376.48 km	743.24 nautical mi

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