Air travel is an invaluable global asset which provides a worldwide transportation network. Safeguarding aviation's economic, societal and environmental benefits is crucial. By 2050 the Air Transport industry is expected to handle 16 billion passengers annually. In the meantime, passengers have become increasingly mindful of the ecological impact of their travel choices. This study seeks to explore levels of awareness among the tourists and their impacts on airline industry, causes environmental change. To determine whether or not passengers are fully aware of the efforts undertaken by airline companies to reduce their harmful environmental impacts. Additionally, this study will detect whether or not this knowledge has a positive influence on the customer's choice to travel with a specific airline. Data were collected through a questionnaire distributed randomly among 300 tourist at Cairo International Airport. The results shows low awareness among consumers with regard to the environmental actions of airlines. Implications and recommendations for further research are also offered in this study.