Core Point - United Airlines announced that the Airbus A321XLR model will not be integrated into its fleet until the summer of 2026 [1] Company Summary - United Airlines is delaying the introduction of the Airbus A321XLR aircraft, which is a significant development for the airline's fleet expansion plans [1] Industry Summary - The postponement of the A321XLR's entry into service may impact the competitive landscape in the airline industry, particularly among carriers planning to utilize this aircraft for its long-range capabilities [1]