Delta Airlines refund policy says the refund request will be processed within 7-10 days of the original payment form. Does Delta have a 24-hour cancellation policy? Yes, Delta Airlines passengers can claim a full refund and cancel their flights for free if canceled within 24hr And want to know About Delta Airlines Ticket cancellation policy - Read this Blog And Get More Information's About this Policy. Delta Airlines refund policy says the refund request will be processed within 7-10 days of the original payment form. Does Delta have a 24-hour cancellation policy? Yes, Delta Airlines passengers can claim a full refund and cancel their flights for free if canceled within 24hr And want to know About Delta Airlines Ticket cancellation policy - Read this Blog And Get More Information's About this Policy.