Adoption of sustainable aviation fuel (SAF) remains “abysmally low” due to minimal availability, according to an April 2024 SimpliFlying report determining that although SAF production this year will triple to 1.875 billion liters, it will meet only 0.53 percent of aviation’s needs. Air-France-KLM leads passenger airlines with a “meager” 0.6 percent, while United leads in future procurement, securing off-take agreements for nearly 3 billion gallons of SAF.

An important part of decarbonizing the industry, sustainable aviation fuel accounts for small percentages of airlines' overall fuel needs.
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A little more than one-third of 500 corporate travel decision-makers polled by Amadeus during the third quarter of 2023 indicated their companies had invested in SAF, and another 44 percent said they planned to invest.

Also in April 2024, 40 organizations announced the SAF Coalition to help “rapidly scale investment in the SAF sector and advocate for the incentives and policies necessary to promote U.S. economic competitiveness in the emerging SAF marketplace.” American Express Global Business Travel and the Global Business Travel Association joined the group along with various airlines, aircraft manufacturers, agricultural companies, airports, tech firms, labor unions and biofuel producers.

Learn more about sustainable aviation fuel, and efforts by airlines including Delta and United to stimulate corporate demand for SAF purchasing.