Distance between cities › Australia › Queensland › Proston, QLD › Distance from Proston to Grass Flat Book Hotels

Distance from Proston, QLD to Grass Flat, VIC

Distance

1,815 km

Time

22 hours 44 mins

Gas Cost

$136 - $354

There are 1,489.36 km (925.45 miles) from Proston to Grass Flat in southwest direction and 1,815.34 km (1,128 miles) by car, following the A39 route.

Proston and Grass Flat are 22 hours 44 mins far apart, if you drive non-stop .

This is the fastest route from Proston, QLD to Grass Flat, VIC.

Please note the time difference between Proston, QLD and Grass Flat, VIC is 1 hour. The current time in Proston is 3:41 am and the current time in Grass Flat is 4:41 am.

Any questions or tips to share?

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Lowest Price Rental Cars in Proston, QLD

Planning on renting a car to go from Proston, QLD to Grass Flat, VIC? Here there are some offers to rent a car in Proston, QLD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Proston »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 196.02 liters of fuel to cover the route between Proston, QLD and Grass Flat, VIC.

The estimated cost of fuel to go from Proston to Grass Flat is $294.03.

During the route, an average car will release 4,688.77 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 Proston, QLD and Grass Flat, VIC

If you want to meet halfway between Proston, QLD and Grass Flat, VIC or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -31.553192 and 146.970184, or 31º 33' 11.4912" S, 146º 58' 12.6624" E. This location is 563.89 miles away from Proston, QLD and Grass Flat, VIC and it would take approximately 11 hours 22 mins to reach the halfway point from both locations.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Proston, QLD and Grass Flat, VIC in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	925.45 mi	1,489.36 km	804.19 nautical mi
Driving distance	1,128 mi	1,814.99 km	980.02 nautical mi

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