Share From long lines to delays and cancellations, airports around the world have been trying to manage a post-pandemic travel surge with a shortage of staff. WSJ follows an American Airlines pilot through the disruptions to unpack how airlines are trying to fix it. Photo Composite: Emily Siu United Airlines Holdings Inc. UAL 3.19%▲ said resilient demand for air travel will help drive profit through the end of the year, offsetting concern about a broader economic slowdown. The Chicago-based carrier said Tuesday that it expects its operating-profit margin to surpass prepandemic levels in the final quarter of the year, citing such factors as hybrid work, which have given customers more flexibility to travel for leisure more often. Continue reading your article with a WSJ membership