Australia Road Fuel Cost Estimator
Darwin → Cairns
How much petrol or diesel does it cost to drive from Darwin to Cairns? Breakdown by vehicle type using today's Australia fuel prices, updated from the datasource.
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Route map: Darwin → Cairns
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Running this route for deliveries?
Darwin to Cairns can become a recurring route cost.
At 22 one-way trips per month across 3 vehicles, this route is roughly AUD 21,278 in fuel and toll cost before driver time, failed deliveries, and rerouting.
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Delivery Time & ETA: Darwin to Cairns
How long the trip takes — and what it means for same-day vs. next-day delivery planning.
Normal highway conditions, excl. loading
Driving only, before stop time
Highway routing
For delivery planning, with 26h 53m of driving one-way, this is typically a next-day delivery lane that needs an overnight stop or a two-driver relay. These are estimates — real ETAs shift with traffic, checkpoints, and multi-stop detours. Live GPS tracking & route monitoring shows actual vehicle progress and customer-facing ETAs instead of a fixed guess.
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Fuel Cost by Vehicle Type
Select your vehicle to see the detailed fuel breakdown for this route. Prices as of 21 May 2026.
Monthly Fleet Fuel Cost
Running this route regularly? Estimated one-way fuel cost per month, by trip frequency. Figures use primary fuel for each vehicle type (toll excluded).
| Vehicle | 1×/month | 5×/month | 10×/month | 22×/month |
|---|---|---|---|---|
Motorcycle Regular | AUD 97 | AUD 484 | AUD 967 | AUD 2,128 |
Car / SUV Regular | AUD 322 | AUD 1,612 | AUD 3,224 | AUD 7,093 |
Van / MPV Diesel | AUD 450 | AUD 2,250 | AUD 4,500 | AUD 9,900 |
Lorry Diesel | AUD 810 | AUD 4,050 | AUD 8,100 | AUD 17,821 |
Add AUD 0.00 toll per one-way trip to get total trip cost per journey.
Full Fuel Cost Comparison
All vehicle types × all fuel types for this route.
| Vehicle | km/L | Regular | Premium | Diesel | Fuel + Toll |
|---|---|---|---|---|---|
| Motorcycle | 40 | AUD 96.72 | AUD 102.77 | — | AUD 96.72 |
| Car / SUV | 12 | AUD 322.39 | AUD 342.55 | — | AUD 322.39 |
| Van / MPV | 9 | AUD 429.86 | — | AUD 450.02 | AUD 450.02 |
| Lorry | 5 | — | — | AUD 810.03 | AUD 810.03 |
"Fuel + Toll" uses the primary fuel type for each vehicle. Toll is one-way estimate.
Today's Fuel Prices in Australia
ACCC weekly fuel price monitoring used in all calculations above
Last updated: 21 May 2026. Prices are sourced from ACCC weekly fuel price monitoring.
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Common Questions: Darwin to Cairns
How far is Darwin to Cairns?
The highway distance from Darwin to Cairns is approximately 2016 km. The estimated driving time is 26h 53m under normal highway conditions.
How long does delivery take from Darwin to Cairns?
Plan for roughly 26h 53m of one-way transit time plus loading and handling at each end. In practice, with 26h 53m of driving one-way, this is typically a next-day delivery lane that needs an overnight stop or a two-driver relay. Real ETAs vary with traffic, checkpoint or border delays, and multi-stop detours — which is why delivery operators track vehicles live rather than rely on a fixed estimate.
How much petrol does a car use from Darwin to Cairns?
A typical car with 12 km/L mileage uses approximately 168.0 litres of petrol. At today's Regular price (AUD 1.92/L), that costs AUD 322.39.
How much does a lorry spend on diesel from Darwin to Cairns?
A lorry averaging 5 km/L needs about 403.2 litres of diesel for this route. At AUD 2.01/L, the fuel cost is AUD 810.03 one-way.
What is the toll charge from Darwin to Cairns?
The estimated one-way toll on this highway route is approximately AUD 0.00. Australia tolls are operator- and corridor-specific. Route-level estimates are kept at zero and the pages link to Linkt toll pricing references.
How much does a motorcycle spend on fuel from Darwin to Cairns?
A motorcycle averaging 40 km/L uses about 50.4 litres. At today's Regular price, that's AUD 96.72, making it the most fuel-efficient option for this route.
What is the total cost (fuel + toll) for a delivery van on this route?
A delivery van using diesel at 9 km/L needs 224.0 litres, costing AUD 450.02 in fuel. Add the AUD 0.00 toll for a total one-way cost of approximately AUD 450.02.
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For Fleet Operators
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