Allegiant Airlines offers free cancellations within 24 hours of booking for flights departing in over 7 days. Beyond that, cancellation fees may apply based on fare type. For personalized assistance, contact customer care at 【**１\８８８\８２６\００６７**】, **𝟏(𝟖𝟖𝟖)-{𝟖𝟐𝟔}-𝟎𝟎𝟔𝟕** or +【**１－８８８－８２６－００６７**】.