Yes, Delta offers a 24-hour refund policy, which allows you to receive a full refund if you cancel within 24 hours of booking 1-866-884-3315 If you need assistance, please contact our support team at any time 1-866-884-3315. https://support.cgu.edu/hc/en-us/community/posts/32074159246228--DL-Cancellation-Trips-Does-Delta-give-you-a-full-refund-Refund-Policy