India has 24 International airports spread across country. An international airport provides air passenger connectivity between countries along with more facilities compare to domestic airports. Right from Immigration to Customs along with many basic facilities like free WiFi, drinking water, Airline lounges currency exchange counters and many more. On December 17 1903,Overville and Wilber capped 4 years of research and design efforts with a 120 foot 12 seconds flight at Kitty Hawk, North Corolina-the first powered flight in a heavier than air machine. Prior to that people had flown only in ballons and gliders. The first scheduled air service began in florida on jan 1 1914,between St.Peters burg and Tampa and covered 29 KM within 23 Minutes. Boeing built what generally is considered the first modern passenger airline the boeing 247.In 1924, construction of civil airports began in India following constructions began at Dum Dum in Calcutta, Bamrauli in Allahabad, and Gil