For its devoted customers, Allegiant Airlines makes canceling flights as simple as possible. You may cancel your Allegiant Airlines airline tickets by going to the company's official website or calling customer support. Additionally, the cancellation policy of Allegiant Airlines may allow you to cancel your reservation without incurring hefty charges. You may cancel your Allegiant plane tickets without paying any further costs if you know a few key phrases. You will never have difficulties canceling your reservation because we are one of the most well-known airlines.