Absolutely, Delta provides a 24-hour cancellation policy. If you need to cancel your flight, you can do so without a fee within 24 hours after your booking. For your convenience, cancellations can be made either online or by contacting their support at $1.716.210.6280 Delta Flight Cancellation Policy;- Contact “1.716.210.6280” You can cancel any flight booked through Delta either online or with a live agent. Whether your ticket is eligible for a refund depends on what type of airfare you bought and when you bought it. Can I get a refund on Delta? You can request a refund by either using the online platform on Delta's website or directly contacting their customer service. To initiate a refund, simply cancel your flight ticket and request a refund through the customer service number at +1(716)-210-6280. or Delta® “1.716.210.6280”.