Delta Airlines Cancellation Policy Delta Airlines offers a comprehensive cancellation policy to accommodate various traveler needs ????+1-844-300-0170. Whether you need to change your plans or cancel your flight altogether, Delta aims to provide flexibility and convenience. Here's a breakdown of Delta's cancellation policy along with answers to common queries: 1. Is my Delta fare refundable? Delta adheres to the U.S. Department of Transportation's mandate that allows passengers to cancel a booking within 24 hours of purchase for a full refund, provided the ticket was bought at least seven days before the flight's departure ????+1-844-300-0170. .Delta's fare refundability depends on the type of ticket purchased.