Distance between cities › Australia › Victoria › Mongans Bridge, VIC › Distance from Mongans Bridge to O B Flat Book Hotels

Distance from Mongans Bridge, VIC to O B Flat, SA

Distance

730 km

Time

9 hours 23 mins

Gas Cost

$55 - $142

Helpful Inaccurate

There are 577.32 km (358.73 miles) from Mongans Bridge to O B Flat in southwest direction and 730.64 km (454 miles) by car, following the M31 route.

Mongans Bridge and O B Flat are 9 hours 23 mins far apart, if you drive non-stop .

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

Please note the time difference between Mongans Bridge, VIC and O B Flat, SA is 30 minutes. The current time in Mongans Bridge is 12:16 pm and the current time in O B Flat is 11:46 am.

Any questions or tips to share?

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

Lowest Price Rental Cars in Mongans Bridge, VIC

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Mongans Bridge »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 78.82 liters of fuel to cover the route between Mongans Bridge, VIC and O B Flat, SA.

The estimated cost of fuel to go from Mongans Bridge to O B Flat is $118.23.

During the route, an average car will release 1,885.45 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 Mongans Bridge, VIC and O B Flat, SA

If you want to meet halfway between Mongans Bridge, VIC 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 -37.626574 and 144.343866, or 37º 37' 35.6664" S, 144º 20' 37.9176" E. This location is 226.75 miles away from Mongans Bridge, VIC and O B Flat, SA and it would take approximately 4 hours 41 mins to reach the halfway point from both locations.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	358.73 mi	577.32 km	311.73 nautical mi
Driving distance	454 mi	729.85 km	394.09 nautical mi

Road Trip Tips