One of the most straightforward ways to get a full refund from Delta is to take advantage of their 24-hour risk-free cancellation policy. This policy allows passengers to cancel their flight reservations ??+1**830**715**0420?? within 24 hours of booking, without incurring any cancellation fees. If your flight is significantly delayed, you have a couple options: If you change your travel plans, we'll waive any change fees even if your trip normally wouldn't qualify. If you cancel your trip, you'll receive a travel credit or refund for the part of your trip you didn't fly.