Sasol will supply sustainable aviation fuel to White Desert for the operator's flights between Cape Town and Antarctica, under an agreement the two companies announced on 15 September 2026 at the Africa Green Hydrogen Summit in Cape Town. Sasol describes it as the company's first commercial SAF supply agreement, and states that the fuel supplied under it is produced from sustainable bio-feedstocks.
The route is what makes this worth a traveller's attention. White Desert flies clients from Cape Town to a blue-ice runway in the continental interior. No ship reaches the interior camps that flight serves, so an interior itinerary has no sailing alternative. A fuel supply signed inside South Africa, for a departure airport in South Africa, attaches a fuel Sasol describes as sustainably sourced to the one leg of Antarctic travel that a ship cannot replace.
A refinery certification is what unlocked the supply
Sasol attributes the agreement to the recent ISCC PLUS sustainability certification of Natref. Sasol announced that certification separately on 23 April 2026, calling Natref the first crude-oil refinery in Africa to obtain it, with the audit carried out by TÜV SÜD. The certified scope covers sustainable aviation fuel and renewable diesel produced by co-processing used cooking oil and vegetable oil at Natref, alongside sustainable chemicals at Secunda.
That sequence explains the timing. Sasol says the certification enabled the commercial supply. The certification release identifies the production pathway and feedstocks covered at Natref, but neither release states the measured emissions saving on a White Desert flight. The White Desert agreement is the first commercial use Sasol has named for it.
Both sides frame it as a first step, not an endpoint
Dr Sarushen Pillay, Executive Vice President for Business Building, Strategy and Technology at Sasol, said the announcement "shows that South Africa is not waiting on the sidelines of the energy transition". Speaking to the company's wider fuels ambition in the same release, Pillay described the chemistry as transitional: "Bio-SAF is the first proof point of that conversion, and a bridge to the e-fuels economy that follows." The e-fuels referred to would be enabled by green hydrogen, which is Sasol's stated longer-term direction and not part of what is being supplied now.
Patrick Woodhead, chief executive and founder of White Desert, said in the release that it is "incredible to now be able to source Sustainable Fuel in South Africa, made locally and with real carbon emission reductions".
What the announcement does not say
The gaps are large enough that a buyer should not read a decarbonised flight into this. Neither company disclosed a volume, a blend percentage, a delivery schedule, a price, a contract duration, or a lifecycle emissions reduction figure. Nothing states what share of White Desert's Antarctic flying the fuel will cover, or from which season it starts. The announcement describes real carbon reductions, but does not quantify them. Neither release states the blend share for any flight.
The supplied S&P Global report frames the deal as the first commercial SAF arrangement originating from South African industrial infrastructure. No public link to the paywalled report could be found. Sasol's own text does not make that specific national-first claim, saying instead that the agreement is a milestone for African aviation and for the country's emerging lower-carbon fuels industry. White Desert has not published its own announcement of the agreement; the operator's words on it exist only inside Sasol's release.
The question worth putting to White Desert before booking is a narrow one: what percentage of the fuel loaded for a given Cape Town to Antarctica departure is the Sasol product, and what lifecycle emissions reduction does the operator claim for that flight against the same flight last season. Until a blend share and a verified reduction figure are on the record, the agreement is a supply arrangement rather than a measurable change to the carbon cost of an Antarctic trip.