Delta Air Lines (DLTA.US) stock price is influenced by various factors: Fuel Prices: Jet fuel is a major expense for airlines. Higher fuel costs squeeze profit margins, potentially decreasing stock value. Conversely, lower prices improve profitability. Economic Conditions: Economic downturns reduce travel demand. Reduced passenger numbers can negatively impact revenue and stock price. A strong economy usually boosts travel. Competition: Intense competition among airlines can lead to fare wars. Lower fares decrease revenue per seat mile, impacting profitability and potentially lowering stock value. Labor Costs: Salaries and benefits constitute a significant expense. Labor negotiations and wage increases can affect profitability and investor sentiment. Load Factor: Load factor, the percentage of filled seats, reflects efficiency. Higher load factors indicate stronger demand and efficient operations, potentially boosting stock price. Airline Specific Events: Operational disruptions (weather, strikes), safety incidents, or fleet changes can significantly impact investor confidence and stock price.