The Singapore Airlines cancellation policy offers flexibility depending on the fare type and booking conditions. Passengers holding refundable tickets can cancel flights and receive a refund after applicable fees. Non-refundable fares may only be eligible for taxes and surcharges refund. Cancellations made within 24 hours of booking, if the flight is at least 7 days away, are eligible for a full refund under the risk-free cancellation rule. Refund requests can be made online through the “Manage Booking” section or by contacting customer service. Travelers are advised to review the fare conditions during booking, as cancellation fees and refund eligibility vary by route and class.