Fuel and tolls alone for a return drive from Durban to Cape Town will set a South African motorist back roughly R7,300 this December — and that's before a single night's accommodation or a plate of seafood on the Garden Route. New estimates for the country's most popular festive-season drives reveal just how much the bill varies depending on where you start.

The calculations assume a typical car using 7 litres per 100km and October 2026 petrol prices, since December's official fuel price isn't set yet. Tolls are added separately. It's a useful planning tool, though drivers should expect some movement in the final numbers.

The coastal mega-hauls dominate the top of the table. Durban to Cape Town tops the list at about 3,460km return and 17 hours behind the wheel, landing at roughly R7,100 in fuel plus R230 in tolls. Johannesburg to Cape Town follows at around R6,430, and Johannesburg to Gqeberha comes in near R4,900. Even the shorter KwaZulu-Natal routes carry meaningful costs: Durban to Johannesburg is about R3,000 return, including the highest toll bill on the list at R650.

At the budget-friendly end, Capetonians heading up the Garden Route have it easiest. Mossel Bay costs around R1,700 return, George about R1,900, and the ever-popular Knysna and Plettenberg Bay roughly R2,100 and R2,300 respectively — all within a five-to-six-hour drive.

Here's the reassuring maths for families: share a big trip between four people and the Durban-Cape Town figure drops to about R1,825 each for fuel and tolls. That's often cheaper per head than December flights, which is why loading up the car still makes sense for groups heading to the coast.

But fuel and tolls are only part of the picture. Long routes may require an overnight stop, and travellers should add meals, parking and local driving at the destination to the budget. Timing matters too — the major holiday corridors clog up badly in December, so extra hours for congestion, roadworks, accidents and rest stops should be built into any plan. On the longest drives, regular breaks aren't optional; pushing through fatigue on a 17-hour trip is a genuine risk.

For anyone weighing driving versus flying this festive season, the numbers give a clear framework: short Garden Route runs from Cape Town are cheap and manageable, while cross-country trips between the three biggest metros demand both a serious budget and a two-day mindset. Whoever is planning the family pool money for petrol this year now has a solid starting figure to work from.