Distance between cities › Australia › South Australia › O B Flat, SA › Distance from O B Flat to Marnoo Book Hotels

Distance from O B Flat, SA to Marnoo, VIC

Distance

302 km

Time

3 hours 58 mins

Gas Cost

$23 - $59

There are 229.62 km (142.68 miles) from O B Flat to Marnoo in northeast direction and 302.56 km (188 miles) by car, following the C187 route.

O B Flat and Marnoo are 3 hours 58 mins far apart, if you drive non-stop .

This is the fastest route from O B Flat, SA to Marnoo, VIC.

Please note the time difference between O B Flat, SA and Marnoo, VIC is 30 minutes. The current time in O B Flat is 11:02 am and the current time in Marnoo is 11:32 am.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from O B Flat, SA to Marnoo, VIC:

Lowest Price Rental Cars in O B Flat, SA

Planning on renting a car to go from O B Flat, SA to Marnoo, VIC? Here there are some offers to rent a car in O B Flat, SA

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in O B Flat »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 32.62 liters of fuel to cover the route between O B Flat, SA and Marnoo, VIC.

The estimated cost of fuel to go from O B Flat to Marnoo is $48.93.

During the route, an average car will release 780.26 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 O B Flat, SA and Marnoo, VIC

If you want to meet halfway between O B Flat, SA and Marnoo, VIC or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -37.678973 and 142.168922, or 37º 40' 44.3028" S, 142º 10' 8.1192" E. This location is 93.84 miles away from O B Flat, SA and Marnoo, VIC and it would take approximately 1 hour 59 mins to reach the halfway point from both locations.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	142.68 mi	229.62 km	123.99 nautical mi
Driving distance	188 mi	302.03 km	163.09 nautical mi

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