The general belief about air travel is that it requires a great deal of advance planning. Most people – when air travel is considered – think about a trip to the travel agent office or to the airport itself at least a week in advance and reserving tickets. And if you are unlucky enough not to make an advance booking, then the general notion is that you will have to pay very highly at the last moment. However, this is not the case at all. If you are a little meticulous in your planning, you can also get some great last minute deal flight tickets. The Internet is…