Europe Faces Jet Fuel Price Surge and Supply Shortages

The closure of the Strait of Hormuz since March 1 has triggered an unprecedented distortion in global jet fuel markets, pushing European aviation fuel prices to historic extremes and exposing the continent’s structural dependence on Middle Eastern supply. In a market where diesel has traditionally commanded a premium over jet fuel, the sudden disruption of Gulf exports has inverted long-standing price relationships, leaving Europe desperately searching for alternatives that are either geographically distant, commercially unattractive, or politically constrained.

Historically, Europe’s refining system has been structurally tight in middle distillates, reflecting the continent’s diesel-heavy transport system. Diesel, therefore, almost always traded at a premium to jet fuel, with the European jet-diesel regrade typically fluctuating between about –$5 to +$2/bbl during a normal seasonal cycle. That relationship has now collapsed. Since the beginning of the price volatility due to the war in Iran, the regrade has surged to $45-48/bbl, when the ICE jet crack spread has peaked at roughly $78/bbl. While Singapore’s jet crack spread has eventually declined from a shocking last-week peak of $79 to $40/bbl, the European peak is still holding to $65-68/bbl levels, indicating a real structural shortage. The explanation lies primarily in supply disruption. Around 30% of Europe’s jet fuel imports normally arrive from the Gulf region, and with the Strait of Hormuz effectively closed, tankers loaded with aviation fuel remain trapped inside the Gulf.

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The Gulf has long served as the world’s principal source of jet fuel exports, largely because its crude oil and refinery configuration generate abundant middle distillates. Among those suppliers, Kuwait has emerged as the dominant provider to Europe, at times covering roughly ¼  of European jet imports. In 2026, there were even weeks when European jet imports originated exclusively from Kuwait. Supply had already been temporarily constrained before the conflict escalated: the Al?Zour Refinery (about 610,000 b/d) , Kuwait’s largest, was offline for several months after a fire incident in October 2025.. By mid-February, however, exports from Kuwait had returned to normal volumes and loading activity intensified as tensions between the US/Israel and Iran escalated. Cargoes were increasingly stored in independent terminals in the ARA hub, pushing jet inventories along the Western European coast to roughly 950,000 tonnes (7.5 million barrels) before hostilities began.