Travel Economy
The Rise of Green Aviation: Balancing High Fuel Prices with Sustainable Infrastructure
Key Takeaways
- Sustainable aviation fuel (SAF) prices in Europe surged to an average of $2,830 per ton in Q2 2026 — up 31% from the year’s average and roughly double the price of conventional jet fuel.
- IATA forecasts average 2026 jet fuel prices of $152 per barrel, almost 70% higher than the prior year, driven by the Strait of Hormuz closure — a shock that has also dragged SAF prices higher since the two remain closely linked.
- SAF still represents well under 1% of global jet fuel use in 2026, despite years of airline net-zero commitments and offtake agreements.
- China’s SAF export quota (1.38 million tonnes/year) is large enough to cover all of Europe’s expected 2026 SAF demand, creating a potential price-relief valve as EU antidumping duties remain absent.
- Corporate demand — not airline economics — is increasingly financing SAF scale-up, via book-and-claim mechanisms that let companies like Google fund SAF without physically receiving the fuel.
Two Fuel Crises Happening at Once
2026 has delivered a rare double shock to aviation’s cost base: conventional jet fuel and its “green” alternative have both spiked simultaneously, and for the same underlying reason. The global energy landscape changed dramatically at the end of February 2026 when air strikes on Iran and subsequent retaliation effectively shut the Strait of Hormuz to commercial shipping, triggering the largest supply disruption in the history of the global oil market — around 25% of global crude oil flows through this narrow waterway, together with 35% of liquefied petroleum gas, 7% of liquefied natural gas and refined products, and 19% of chemicals. IATA now forecasts an average jet fuel price of $152 per barrel in 2026, almost 70% higher than the prior year.
Crucially, this shock did not spare sustainable aviation fuel — it made SAF’s cost problem worse, not better. The closure of the Strait of Hormuz has increased SAF price volatility in 2026: European prices surged to an average of $2,830 per ton, or $8.58 per gallon, in the second quarter of 2026 — up 31% from the year’s average, and roughly double the price of conventional jet fuel in Northwest Europe, which has averaged $1,404 per ton since the Iran war began.
Why SAF and Oil Prices Move Together
Airlines remain exposed to fuel price volatility because SAF prices are still strongly linked to oil markets until production and supply can increase significantly — meaning the “green premium” narrows or widens depending on where conventional jet fuel sits, rather than SAF trading as an independent, insulated market. This linkage is the central structural weakness of the current green-aviation transition: SAF was meant to offer price stability alongside emissions reduction, but in 2026 it has instead amplified the industry’s exposure to the same Middle East volatility affecting conventional fuel.
The Scale Problem: Still Under 1% of Global Fuel Use
Despite years of policy support and corporate commitments, SAF’s actual market penetration remains minimal. As of 2024, SAF production represented only 0.53% of global jet fuel use, and SAF accounted for just 0.6% of total jet fuel in 2025. SAF currently represents less than 1% of global aviation fuel use, and it is several times more expensive than conventional aviation fuel because of more expensive feedstocks, still-developing production technologies, lack of physical and market infrastructure, and high upfront investment needs.
The cost gap remains stark even by the industry’s own most optimistic accounting. Assuming a 75% carbon intensity reduction, willingness-to-pay research translates into a green premium of $2.34 to $3.93 per gallon, putting the resulting SAF price range at $9.40 to $10.96 per gallon. The European Union Aviation Safety Agency estimated the average production cost of SAF in 2024 ranged from €1,461 per tonne for biofuels to €7,695 per tonne for e-fuels — meaning even the cheapest SAF pathway costs roughly double conventional jet fuel, before Middle East-driven volatility is even factored in.
The Policy Architecture: Mandates Are Tightening
Regulation, rather than pure market economics, remains the primary force pulling SAF demand forward. The EU’s ReFuelEU Aviation Regulation has set a minimum supply mandate for SAF starting at 2% in 2025 and increasing to 70% by 2050, with a sub-mandate specifically for synthetic e-fuels. In the US, federal support operates through direct financial incentives: the Inflation Reduction Act’s Section 13203 established a SAF tax credit worth a minimum of $1.25 per gallon, while the FAA administers Fueling Aviation’s Sustainable Transition (FAST) grants for SAF-related infrastructure investment.
The Sustainable Aviation Fuel Grand Challenge, a multi-agency US federal initiative, targets expanding domestic SAF consumption to 3 billion gallons by 2030 and 35 billion gallons by 2050, while achieving at least a 50% reduction in lifecycle emissions. These are ambitious targets relative to a market currently supplying well under 1% of global demand — underscoring just how much production capacity still needs to be built.
A New Financing Model: Corporate Book-and-Claim
Perhaps the most significant 2026 development is not a price trend but a financing innovation that decouples SAF demand from airline balance sheets. On June 5, 2026, Google and American Airlines announced a three-year agreement under which Google will purchase sustainable aviation fuel certificates associated with 35 million gallons of SAF — American takes physical delivery of the fuel at Chicago O’Hare, while Google receives the emissions attributes, with the arrangement relying on book-and-claim accounting, in which the physical fuel and the environmental attribute are legally separated and transferred to different parties.
This model matters enormously for the sector’s investment case: it means large corporate buyers with strong balance sheets and climate commitments — not fuel-margin-constrained airlines — can become the primary demand signal funding SAF production scale-up, potentially accelerating capacity growth faster than airline offtake agreements alone would achieve.
Comparative Table: Conventional Jet Fuel vs. SAF, 2026
| Metric | Conventional Jet Fuel | Sustainable Aviation Fuel (SAF) |
|---|---|---|
| 2026 average price (Europe, Q2) | ~$1,404/ton | ~$2,830/ton (up 31% YTD) |
| Share of global aviation fuel use | ~99%+ | <1% |
| Price driver | Direct crude oil/geopolitical exposure | Linked to oil markets + feedstock/production constraints |
| Primary demand driver | Operational necessity | Regulatory mandates (ReFuelEU) + corporate book-and-claim deals |
| 2026 outlook | Elevated but potentially easing with Hormuz resolution | Expected to remain 2-3x conventional fuel price through 2030 |
Why It Matters: A Potential Relief Valve From China
One under-covered dynamic could meaningfully affect SAF economics for European carriers specifically. Additional price relief for European markets could come from Chinese SAF imports, as the EU currently has no antidumping duties on Chinese sustainable aviation fuel, potentially creating downward pressure on prices as supply increases. China’s SAF export quota is 1.38 million tonnes per year, which would be enough to cover all of Europe’s expected 1.37 million tonnes of SAF demand in 2026. If that trade channel opens further, it would represent one of the more significant near-term SAF price catalysts available to European carriers — though it also raises the same trade-policy tensions playing out across other green-technology sectors between China and Western markets.
What to Do Next
- Track Strait of Hormuz resolution progress as a direct SAF price catalyst, given the demonstrated linkage between conventional oil shocks and SAF pricing in 2026.
- Monitor EU antidumping-duty decisions on Chinese SAF imports — this single trade-policy variable could materially reprice the European SAF market given China’s quota capacity matching regional demand.
- Favour airlines and logistics firms engaging in book-and-claim corporate partnerships over those relying solely on direct offtake agreements, given the more resilient demand base corporate buyers provide.
- Treat SAF’s sub-1% market share as the realistic near-term baseline, not a transitional anomaly — production scale-up constraints mean the cost premium is likely to persist through at least 2030 under most industry forecasts.
- Watch US SAF tax credit and FAST grant funding levels as a leading indicator of domestic production capacity growth relative to the EU’s regulatory-mandate-driven approach.
FAQ
Why did sustainable aviation fuel prices rise even more sharply than conventional jet fuel in 2026?
SAF prices in Europe surged 31% in Q2 2026, roughly double conventional jet fuel prices, because SAF remains strongly linked to oil markets even as it also faces its own separate feedstock and production-capacity constraints — meaning it absorbed both the oil shock and its own structural cost premium simultaneously.
What percentage of global aviation fuel is currently sustainable aviation fuel?
SAF currently represents less than 1% of global aviation fuel use, despite years of airline net-zero pledges and regulatory mandates.
How are companies funding SAF development without airlines bearing the full cost? Book-and-claim arrangements, such as Google’s 2026 deal with American Airlines for certificates tied to 35 million gallons of SAF, let corporate buyers purchase the environmental attributes of SAF separately from the physical fuel — allowing non-airline companies to fund production scale-up directly.