Are you planning to learn more about the details of economy class? Now is a good time to learn more about the details of Economy Class, as this information helps you understand the actual definition of Economy Class. Economy class is the common or shared bus class common to all travelers and rather small and not very spacious in terms of seats. The economy bus class is also known as the cheapest cabin class for traveling on an airline. Basically, there are two types of cabin class to fly for travelers such as business class and economy class for coaches. Business class is an expensive choice to fly and economy class is an affordable choice to fly.