1.3.1. Important Air Routes of the World

Generally, all the countries of the world have their own airways. But, air routes are well developed in industrially advanced countries because aeroplanes get more passengers and goods for air transport in these countries. Airlines earn a lot of profit in such countries. Areas of Dense Air routes cover Western Europe, South Eastern Canada and Eastern United States of America and South and South East Asia. Air services for different directions are available at many cities of the world.