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

Distance from Proston, QLD to O B Flat, SA

Distance

2,001 km

Time

1 day 1 hour

Gas Cost

$150 - $390

There are 1,653.40 km (1,027.38 miles) from Proston to O B Flat in southwest direction and 2,000.41 km (1,243 miles) by car, following the A39 route.

Proston and O B Flat are 1 day 1 hour far apart, if you drive non-stop .

This is the fastest route from Proston, QLD to O B Flat, SA.

Please note the time difference between Proston, QLD and O B Flat, SA is 30 minutes. The current time in Proston is 5:45 am and the current time in O B Flat is 6:15 am.

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Lowest Price Rental Cars in Proston, QLD

Planning on renting a car to go from Proston, QLD to O B Flat, SA? 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 216.07 liters of fuel to cover the route between Proston, QLD and O B Flat, SA.

The estimated cost of fuel to go from Proston to O B Flat is $324.11.

During the route, an average car will release 5,168.48 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 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Proston, QLD and O B Flat, SA

If you want to meet halfway between Proston, QLD and O B Flat, SA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -32.128300 and 146.259750, or 32º 7' 41.88" S, 146º 15' 35.1" E. This location is 621.58 miles away from Proston, QLD and O B Flat, SA and it would take approximately 12 hours 39 mins to reach the halfway point from both locations.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Proston, QLD and O B Flat, SA in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	1,027.38 mi	1,653.40 km	892.77 nautical mi
Driving distance	1,243 mi	2,000.68 km	1,080.28 nautical mi

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