Allegiant Air Flight Change Policy Changes of plan or situation that is beyond control can affect passengers’ travel. And this is very well understood by Allegiant Air and its officials. Looking into this, the airline came up with an option where passengers can manage their travel. So, if you are such a passenger who is stuck in a situation that is affecting the travel then you have the option to make changes in your flight. But before you proceed, you need to check the flight change policy of Allegiant Air and that is mentioned below. Learning Important Points About Allegiant Air Flight Change Policy! To start with, a passenger will be allowed to change the flight for free if he makes changes within 24 hours of booking the ticket. If he has crossed 24 hours of Allegiant airlines reservation then he can still make the changes but will be asked to pay the cancellation fee. And Allegiant Air flight change fee starts from $75 depending upon other factors hence may change. These factors are type of travel, timings, type of flight changed to, etc. To make the changes or check the other details, passengers can choose the “Manage my Travel” option that is present on the official website of the airlines. Passengers even have the choice to change the flight until 4 hours before the flight departure but will be required to pay the difference in the fare charges along with the flight change fee. Passengers who need any further help or assistance are welcomed to contact the customer service of Allegiant Air.