Fuel costs are "eating up" the price hike bonus, Southwest Airlines Co. (LUV.US) third quarter profit outlook falls short of expectations, revises full-year guidance.

Southwest Airlines Co. (LUV.US) of the United States reported its second-quarter financial report for 2026 after the market closed on Wednesday. Benefiting from a historic transformation of its business model, rising ticket prices, and a strong recovery in corporate travel demand, Southwest Airlines Co.'s adjusted earnings per share (EPS) for the second quarter significantly exceeded Wall Street expectations. However, the company lowered its lower end profit guidance for the full year of 2026 due to the drastic fluctuations in fuel prices caused by the escalating US-Iran tensions, and provided a third-quarter performance outlook below market expectations. Q2 Performance: Fuel costs soared by nearly $900 million, while profits increased by 9.4% Southwest Airlines Co.'s second-quarter financial report showed remarkable resilience. The company reported record revenue of $8.4 billion, a 16.4% year-on-year increase, slightly below market expectations; adjusted revenue reached $8.7 billion, a 20.3% increase. Net profit increased from $2.13 billion in the same period last year to $2.33 billion, a 9.4% increase. Adjusted earnings per share were $0.94, far exceeding the average Wall Street expectation of $0.51. On the flip side of this profit miracle is the astonishing surge in fuel costs. The company's fuel expenses reached $2.2 billion in the second quarter, a 67% year-on-year increase, with an increase of approximately $889 million. Solely due to fuel costs, adjusted earnings per share were dragged down by approximately $1.17. The actual fuel cost per gallon was $3.92, lower than the previous estimate range of $4.10 to $4.15. Higher ticket prices have become the core weapon to offset fuel costs. Southwest Airlines Co.'s average one-way ticket price increased by nearly 21%, from $186.65 to $225.61. With capacity remaining essentially flat (growing by only about 0.5%), adjusted unit revenue soared by 20.1% year-on-year, well above the previous guidance of 16.5% to 18.5%. Business Model Revolution: From "Free Baggage" to "Paid Upgrades," a two-year transformation with price hikes benefiting The foundation of this profit resilience lies in Southwest Airlines Co.'s reshaping of its "soul" over the past two years. In January 2026, Southwest Airlines Co. officially ended its decades-old open seating model and moved to assigned seating. In May of the same year, the company ended its iconic "two free checked bags" policy and began charging $35 for the first bag and $45 for the second bag. The company also introduced basic economy fares, premium legroom options for an additional fee, and tightened flight point usage rules. CEO Bob Jordan said in a statement accompanying the financial report, "Our business model is now benefiting from a wider and more diverse revenue and business leverage combination than at any time in history. The growth of our management business, Rapid Rewards, and our Chase co-branded credit card, along with the continued strong demand for our enhanced products, is evidence of the solid progress we see at Southwest Airlines Co." The transformation's effectiveness has been evident in the data. Business travel revenue increased by 30% year-on-year, reaching a record high for the quarter, loyalty program registrations and credit card acquisitions also grew strongly. Rapid Rewards membership approached nearly 100 million, with new registrations growing by 35% year-on-year; Chase co-branded credit card issuance increased by 28%. Q3 and Full Year Guidance: "Range Thinking" amidst fuel price fluctuations Despite the better-than-expected performance in Q2, Southwest Airlines Co.'s outlook for the second half of the year has taken a notably cautious turn. The company expects adjusted earnings per share for the third quarter to be between $0.50 and $0.75, far below analysts' expectation of $0.82. Based on forward markets as of July 17th, the company forecasts average fuel costs in Q3 to be between $3.70 and $3.75 per gallon. The company expects unit revenue to grow by 17.5% to 19.5% year-on-year in the third quarter, with capacity shrinking by 1% or remaining flat. In terms of full-year guidance, the company has significantly widened its profit forecast range. It now expects adjusted earnings per share for the full year of 2026 to be between $3.25 and $4.25, replacing the previous guidance of "at least $4." While the lower end of the new guidance has been lowered, it still exceeds analysts' average expectation of $3.17. The company has also lowered its full-year capacity growth forecast from 2% to approximately 1.5%. This "right-sizing" strategy comes at the short-term cost of increased expenses the company is removing six seats from each Boeing Company 737-700 to add extra legroom seats, which will increase non-fuel unit costs by 1.1 percentage points in the third quarter. Industry Perspective: Collective Pressure under Oil Price Impact Southwest Airlines Co.'s plight is not unique. In the aftermath of the US-Iran conflict, aviation fuel prices have more than doubled, with American Airlines Group Inc.'s fuel bill in May soaring by 85% year-on-year to nearly $6.7 billion. Prices receded slightly after a brief ceasefire in June, but rose again with the resumption of hostilities in July. For the third quarter, Southwest Airlines Co. forecasts average fuel costs to be between $3.70 and $3.75 per gallon based on forward markets as of July 17th. Delta Air Lines, Inc. previously estimated that fuel costs in 2026 would increase by $4 billion compared to 2025, with an average fuel price of $3.93 per gallon in the second quarter, and United Airlines reaching $4.19 per gallon. United Airlines anticipates a $6 billion increase in fuel costs. American Airlines Group Inc. previously expected to incur over $4 billion in additional expenses in 2026 due to rising fuel prices, leading to a significant reduction in the adjusted earnings per share range from $1.70 to $2.70 to a loss of $0.40 to a profit of $1.10. Jordan stated in the financial report, "Even in a volatile fuel environment, we achieved significant profit margin expansion in the second quarter and are well-prepared for the remainder of 2026." Surviving the Macro Storm Southwest Airlines Co.'s Q2 financial report tells a story of "hedging" not only of fuel prices, but also of its business model. When the traditional model of "low prices, free baggage, open seating" was exposed as vulnerable in the political storm, the company completed a thorough self-transformation in two years. The new baggage fees, seat selection fees, and business class revenue are serving as a "buffer" against fuel price fluctuations. However, this transformation is far from complete. The lower-than-expected outlook for the third quarter serves as a reminder to the market that while business model transformation can enhance resilience, it cannot completely free airlines from the constraints of the fuel cycle. In the backdrop of ongoing US-Iran conflict and escalating oil price fluctuations, whether Southwest Airlines Co.'s "price hike revolution" can continue to support profit growth in the second half of the year remains the biggest suspense. Unlike Delta Air Lines, Inc. and United Airlines, Southwest Airlines Co.'s weak third-quarter outlook suggests a more direct erosion of its profit capability by fuel shocks. The unpredictability of the US-Iran conflict is turning aviation fuel costs into a sword hanging over the industrys head. For Southwest Airlines Co., which is undergoing the most radical business model transformation in its history, the revenue growth from the new fee system is racing against the cost shocks driven by the political environment.