Delta Airlines as you would possibly know among popular American Airline which is essentially known for providing different services to respective destinations. To help passengers in a particular situation, this airline has introduced various policies including cancellation policy, refund policy, ticket booking and other related details regarding their journey. Passengers can easily cancel their bookings within 24 hours of ticket purchase. Passengers must keep in mind that the flight ticket is booked a minimum of 7 days before the scheduled departure. If a passenger makes cancellation after 24 hours then, one is required to pay a cancellation fee counting on fare type and other conditions.