USA is known for innovations and the air line industry had a lot of changes in the America. The airlines in the USA are mainly operated by Boeing and Air bus, the two big air craft manufacturers all over the world. The air line service providers have also increased over the years and there are a lot of air line service providers that have aroused all over the world. The main reason for the entry of many new players in to the highly expensive air line industry is due to changes that took place in the airlines in the USA. The major change was brought by Ryan air, the low cost air line adopting a no frills approach and the air tickets became very cheap such that it can be affordable by all people. The low cost air lines made the air line industry attractive and many new players started entering the air line market and operated in the no frills segment. The number of passengers flying to various destinations also increased with the increase in the number of flights operating to various destinations. Earlier the entire American air line industry used to be a monopoly and Pan America was one of the most dominant airlines in the USA for many decades and slowly the air line industry started to change with the entry of many new players around the world. The developing countries economy is also getting improvement and the life styles of the people in the developing nations have increased considerably and this has allowed them to fly by spending more and thereby a lot of new air line service providers have come in to the market.

The airlines in the USA often get delayed due to bad weather conditions and after the terrorist incident; the air line industry took a heavy drubbing and incurred huge loss with many Americans feeling it not safe to fly in the air planes. The terrorist incident of twin tower bombing was one of the major shocks of this decade and the terrorists have killed many innocent people in America with the bombings of the twin towers. There are a lot of arguments that USA has entered the gulf nations to steal their resources and hence to drive them out from their countries, the terrorists from the gulf nations plan a lot of attacks on the USA but the real fact here is because of politics and diplomatic decisions by the leaders, innocent people are being killed.