The duration of a journey by air between two major metropolitan areas, such as New York City, USA and New Delhi, India, is influenced by several factors. These include the specific route taken, the presence of any layovers or connecting flights, wind conditions, and air traffic control. A non-stop flight generally takes less time than one with intermediate stops. For example, a direct flight might average between 14 and 16 hours, while a journey with one or more stops could extend to 18 hours or more.
Understanding the typical length of such long-haul flights is essential for travelers planning international trips. This knowledge enables accurate scheduling of connecting flights, ground transportation, and accommodations. Being aware of the expected travel duration minimizes potential disruptions to personal and professional schedules. Historically, advancements in aviation technology, like the development of more fuel-efficient aircraft and optimized flight paths, have contributed to reduced travel times on intercontinental routes.