New Delhi, June 24: The Jet Fuel Crack Spread is expected to cross USD 50 per barrel in 2026, more than double its historical average, according to a recent McKinsey report. The sharp rise in the Jet Fuel Crack Spread is likely to increase airline operating costs significantly, resulting in airfares rising by as much as 20–25 percent across global aviation markets.

The report highlights that geopolitical tensions, refinery constraints, and supply chain disruptions are creating severe pressure on global jet fuel supplies. As international travel demand continues to increase ahead of the busy summer travel season, the widening Jet Fuel Crack Spread has become a major concern for airlines, passengers, and the aviation industry.

What Is the Jet Fuel Crack Spread?

The Jet Fuel Crack Spread is a key indicator used in the energy and aviation sectors. It measures the difference between the price of crude oil and the price of refined jet fuel. A higher Jet Fuel Crack Spread indicates that refiners are earning higher margins while airlines face increased fuel costs.

Historically, the Jet Fuel Crack Spread has remained around USD 20 per barrel or lower. However, McKinsey forecasts that the Jet Fuel Crack Spread could average more than USD 50 per barrel in 2026, marking one of the highest levels seen in recent years.

Why Is the Jet Fuel Crack Spread Rising?

Several global factors are driving the sharp increase in the Jet Fuel Crack Spread.

One of the primary reasons is ongoing geopolitical disruption in the Middle East, which has affected crude oil transportation and refinery operations. Major jet fuel-exporting regions in the Gulf and Asia have reduced refinery production, limiting fuel availability.

According to the report, Gulf-region and Asian exporters together account for nearly 40 percent of the world’s jet fuel supply. Reduced production from these regions has tightened global supplies, pushing the Jet Fuel Crack Spread to record levels.

Refinery Constraints Add Pressure

Apart from geopolitical issues, refinery capacity remains another major challenge. Many global refineries were already operating close to maximum capacity before the latest disruptions.

Since there is very little spare refining capacity available, refiners cannot significantly increase production to meet rising demand. This imbalance between demand and supply has caused the Jet Fuel Crack Spread to remain elevated.

Although refiners have started increasing jet fuel production due to better refining margins, the additional output is still insufficient to stabilize prices completely.

Rising Travel Demand Boosts Fuel Consumption

The report notes that international travel demand continues to recover strongly, especially during the summer holiday season. Higher passenger traffic means airlines require larger quantities of aviation fuel.

However, depleted fuel inventories have made it difficult to meet this increased demand. As a result, the Jet Fuel Crack Spread continues to widen, increasing fuel procurement costs for airlines worldwide.

Strait of Hormuz Remains Critical

The report also points to the importance of tanker traffic through the Strait of Hormuz, one of the world’s busiest energy shipping routes.

If tanker movement increases, immediate pressure on jet fuel prices may ease. However, McKinsey warns that even after normal shipping resumes, the Jet Fuel Crack Spread could remain volatile for several months.

Countries are expected to rebuild strategic fuel reserves and replenish inventories, which will keep demand high and prevent prices from falling quickly.

Export Restrictions Worsen Supply Shortage

Another factor contributing to the higher Jet Fuel Crack Spread is export restrictions imposed by several Asian countries.

China, India, and South Korea have partially limited exports of refined fuel products following geopolitical developments. These restrictions reduce the availability of jet fuel in international markets, making it harder for importing nations to secure adequate supplies.

While exporters from other regions may increase shipments, analysts believe the additional supply will not fully compensate for the existing shortfall.

Airfares Could Rise by 25%

One of the biggest concerns arising from the rising Jet Fuel Crack Spread is its direct impact on airline ticket prices.

Fuel accounts for nearly 30 percent of an airline’s operating costs. If fuel expenses double due to the higher Jet Fuel Crack Spread, airlines are expected to pass much of the increased cost on to passengers.

McKinsey estimates that airfares could increase by 20 to 25 percent, particularly on international and long-haul routes where fuel consumption is highest.

Domestic flights could also become more expensive if fuel prices remain elevated throughout 2026.

Airlines Face Margin Pressure

The aviation industry is already dealing with rising operational expenses, including labor costs, maintenance charges, airport fees, and aircraft leasing expenses.

An elevated Jet Fuel Crack Spread adds another layer of financial pressure, especially for low-cost carriers that operate on thin profit margins.

Airlines may respond by introducing fuel surcharges, adjusting route networks, reducing flight frequencies, or increasing ticket prices to offset rising costs.

What Travelers Should Expect

Passengers planning domestic or international travel in 2026 should prepare for potentially higher airfare prices if the Jet Fuel Crack Spread remains elevated.

Travel experts advise booking flights well in advance, monitoring airline promotions, and remaining flexible with travel dates to secure lower fares.

If geopolitical tensions ease and refinery production improves, airfare increases may become more moderate. However, rebuilding fuel inventories is expected to keep prices relatively high for several months.

Outlook for 2026

Despite expectations that refinery output will gradually improve, McKinsey believes the Jet Fuel Crack Spread will likely remain volatile throughout much of 2026.

The combination of geopolitical uncertainty, export restrictions, constrained refinery capacity, and recovering travel demand creates an environment where fuel prices may stay elevated longer than anticipated.

Industry experts will closely monitor tanker traffic, refinery operations, crude oil prices, and government export policies to assess future movements in the Jet Fuel Crack Spread.

Until supply chains fully normalize, airlines and travelers alike should prepare for continued fuel price volatility and the possibility of significantly higher airfares across global markets.

As the aviation industry enters another year of strong passenger demand, the Jet Fuel Crack Spread is expected to remain one of the most important indicators influencing airline profitability and ticket prices worldwide.