Delta Air Lines Inc. recently reported its latest financial results, showing a significant surge in total revenue for the second quarter of this year to $19.76 billion, a 19% increase year-over-year, reaching a record high. This growth was driven by a robust recovery in global travel demand and higher ticket prices.

However, the company's quarterly net profit fell by nearly a quarter compared to the same period last year. This decline was primarily due to record-high aviation fuel costs triggered by geopolitical conflicts in the Middle East, which caused a spike in international oil prices.

Excluding factors such as third-party refinery sales, Delta Air Lines adjusted revenue for the quarter was $17.67 billion, up 14% from the prior year and exceeding analyst expectations of $17.55 billion. In its core business segments, traditional economy class ticket sales rose 8% to $6.85 billion, recovering from last year's sluggish performance. Premium cabins, including business and first class, continued to be the primary revenue driver, with sales surging 17% to $6.92 billion.

Delta's Chief Executive, Ed Bastian, noted that despite multiple macroeconomic pressures dampening consumer spending in other areas, travel and air transportation remain a top priority for consumers. He emphasized that demand has not slowed despite recent fare increases.

Despite the strong revenue performance, severe inflationary pressures on the cost side significantly eroded the airline's profitability. The report shows Delta Air Lines second-quarter net profit fell to $1.6 billion, or $2.44 per share, down 24.9% from $2.13 billion, or $3.27 per share, in the same period last year. Adjusted earnings per share came in at $1.56, above the Wall Street consensus estimate of $1.49.

Industry analysts point out that extreme volatility in international oil prices is the core factor damaging profits across the U.S. airline industry. Fueled by renewed U.S.-Iran tensions and a deteriorating situation in the Middle East, global crude oil and aviation fuel prices have been climbing since March. Data shows Delta Air Lines average aviation fuel price in the second quarter soared to $3.66 per gallon, a 65.6% increase from $2.21 per gallon a year ago.

Bastian acknowledged that although the company has implemented successive fare adjustments, the resulting price increases ultimately covered only about 60% of the new fuel costs. Dragged down by high jet fuel expenses, the company's total operating costs for the quarter rose 23% year-over-year to $17.89 billion.

Looking ahead to the second half of the year, Delta Air Lines management stated it will maintain its full-year guidance. The official forecast indicates that with an expected phased decline in international oil prices, aviation fuel costs in the third quarter are anticipated to moderate to around $3.15 per gallon. Quarterly revenue is projected to achieve double-digit growth of approximately 15%, with adjusted earnings per share expected to be in the range of $2.00 to $2.50.