United Airlines is planning a robust schedule expansion ahead of the anticipated busy winter season. The expansion will be on the trans-Atlantic routes, the airline said to meet the growing customer demands. By next summer, United will fly to 37 cities in Europe, Africa, India, and the Middle East with a total number of scheduled flights more than any other US airline combined. The airline recently reported a strong summer for European travel with the demand higher than 20% from 2019. Patrick Quayle, United’s senior vice president of global network planning and alliances, said: “This is a schedule we believe