Any of us may be faced with unforeseen events that force us to change or cancel our flying plans. You won't have to worry about flight cancellations or changes with Allegiant Air. However, you must be familiar with the Allegiant change flight policy in order to use Allegiant Air's flight change or cancellation services without difficulty. When you are familiar with Allegiant Air's flight change policy, you will find the procedure of making changes, modifications, or cancellations to be quite simple and convenient. Read on to learn more about the changing flight policy and its various features.