20 Countries with the Most Planes in the Sky

Which country has the most planes in the sky? The highest air traffic? If you're an air traffic controller looking for the most stressful job possible, this is the list for you. The list of countries with the most planes in the sky is ranked by looking at the most takeoffs for airlines registered in each particular country. The United States comes in first by far, but there are plenty of international surprises on the list.

Source: World Bank