"Delta recognises that travel arrangements will change, so it allows customers to cancel their tickets at any time. It's very simple to cancel your Delta Airlines flight. Additionally, passengers who have already made advance reservations and are concerned about how to make adjustments to their reservations can use the Delta Airlines Manage Booking option. This
helps them to make rapid changes. You can cancel your flights quickly and easily with delta 24 hour cancellation.Read Also: american airlines flight cancellation policy | united airlines flight cancellation"