When we travel, there are times when we have to change our plans because of unforeseen circumstances that might cost us money, but don't worry--you can nearly always avoid cancellation fees when you travel with Delta. Visit Delta's official website to read about the "Delta Airlines Cancellation Policy" or call their customer service line at 1-800-651-8918 for more information; they are available 24 hours a day to assist you. Delta Airlines offers the best cancellation policy for the passengers so that they can claim their money back.