Canceling a Delta flight in 2026 is a streamlined digital process initiated through the "My Trips" section on Delta.com or the Fly Delta app. After logging in with your confirmation number or SkyMiles credentials, locate the specific trip and select the "Need to Cancel?" button, followed by "Start Flight Cancellation." For non-refundable tickets, the value is typically issued as an eCredit, though a cancellation fee may be deducted depending on your fare class. As of 2026, the 24-Hour Risk-Free Cancellation policy remains in place, allowing for a full refund to the original payment method if canceled by midnight of the day after purchase. If you booked through a travel agency or a third-party site, you must generally contact them directly rather than canceling through Delta's main site. Always check your eCredit expiration date, which is usually one year from the original date of purchase unless specified otherwise.