* Allegiant Air's Flight Modification Policy permits passengers to Modify their flight according to the following guidelines.
* If the travel flexibility option, the traveller must change flight at least seven days before the date of departure.
* Allegiant costs $75 for each flight modification fee per change.
* All changes are final and not refundable. They are not transferable to another person.
* Travel credits are valid only for two years. They are not able to be renewed after expiration.
* Flexible travel allows passengers to change their flight up to one hour prior to departure.
* Byer can alter the vacation package within 72 hours of departure. A charge added to tickets that aren't refundable is known as a ticket price difference.
* Any cancellation or change to a flight within 24 hours of purchase are completely free.
* Passengers who adapt to the flexibility of travel get a travel voucher.
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