If you are travelling by plane often, you probably already have at least one air card. If you don’t, you should definitely consider getting one, even if you are not a frequent traveller. Almost all airline companies have their own mile reward scheme. Some may offer you a credit card or other kind of reward bonuses, and there are also airline companies in collaboration offering you even more privileges. Read the following article, and find out all that you need to know about the airline mile cards.