When you understand Allegiant Airlines 24 hours cancellation policy and its different parts, you can make smart choices and handle flight cancellations with confidence. Make sure to review these details when booking your flight, and if you have any questions or concerns, don't hesitate to contact Allegiant Airlines' dedicated customer service at 1-844-855-3001(Toll-free) or 1-844-855-3001(No-waiting)for assistance.FAQCan I Get a Refund on My Allegiant Flight?Allegiant Airlines provides refunds under specific conditions. The refund policy hinges on factors like the fare type purchased, the reason for cancelling your flight, and when the request is made1-844-855-3001(Toll-free) or 1-844-855-3001(No-waiting).