Distance between cities › Australia › South Australia › Koolunga, SA › Distance from Koolunga to Happy Valley Book Hotels

Distance from Koolunga, SA to Happy Valley, VIC

Distance

543 km

Time

6 hours 45 mins

Gas Cost

$41 - $106

Helpful Inaccurate

There are 425.25 km (264.24 miles) from Koolunga to Happy Valley in southeast direction and 542.35 km (337 miles) by car, following the A20 route.

Koolunga and Happy Valley are 6 hours 45 mins far apart, if you drive non-stop .

This is the fastest route from Koolunga, SA to Happy Valley, VIC.

Please note the time difference between Koolunga, SA and Happy Valley, VIC is 30 minutes. The current time in Koolunga is 2:20 pm and the current time in Happy Valley is 2:50 pm.

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Lowest Price Rental Cars in Koolunga, SA

Planning on renting a car to go from Koolunga, SA to Happy Valley, VIC? Here there are some offers to rent a car in Koolunga, SA

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Koolunga »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 58.63 liters of fuel to cover the route between Koolunga, SA and Happy Valley, VIC.

The estimated cost of fuel to go from Koolunga to Happy Valley is $87.94.

During the route, an average car will release 1,402.40 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 Koolunga, SA and Happy Valley, VIC

If you want to meet halfway between Koolunga, SA and Happy Valley, VIC or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -34.240867 and 140.610032, or 34º 14' 27.1212" S, 140º 36' 36.1152" E. This location is 168.66 miles away from Koolunga, SA and Happy Valley, VIC and it would take approximately 3 hours 22 mins to reach the halfway point from both locations.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Koolunga, SA and Happy Valley, VIC in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	264.24 mi	425.25 km	229.61 nautical mi
Driving distance	337 mi	542.86 km	293.12 nautical mi

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