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

Distance from O B Flat, SA to Montello, TAS

Distance

867 km

Time

14 hours 32 mins

Gas Cost

$65 - $169

There are 561.31 km (348.78 miles) from O B Flat to Montello in southeast direction and 867.44 km (539 miles) by car and ferry, following the 1 route.

O B Flat and Montello are 14 hours 32 mins far apart, if you drive non-stop for 5 hours 32 mins and take a ferry for 9 hours .

This is the fastest route from O B Flat, SA to Montello, TAS.

Please note the time difference between O B Flat, SA and Montello, TAS is 30 minutes. The current time in O B Flat is 11:32 pm (Mar 11) and the current time in Montello is 12:02 am (Mar 12).

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Lowest Price Rental Cars in O B Flat, SA

Planning on renting a car to go from O B Flat, SA to Montello, TAS? 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 93.62 liters of fuel to cover the route between O B Flat, SA and Montello, TAS.

The estimated cost of fuel to go from O B Flat to Montello is $140.42.

During the route, an average car will release 2,239.30 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 O B Flat, SA and Montello, TAS

If you want to meet halfway between O B Flat, SA and Montello, TAS or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -38.152099 and 144.805357, or 38º 9' 7.5564" S, 144º 48' 19.2852" E. This location is 269.31 miles away from O B Flat, SA and Montello, TAS and it would take approximately 7 hours 16 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 Montello, TAS in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	348.78 mi	561.31 km	303.08 nautical mi
Driving distance	539 mi	866.82 km	468.04 nautical mi

Road Trip Tips