This carrier has a special Singapore Airlines cancellation policy 24 hrs. This policy applies to all flights canceled within the first 24 hours of booking. Accordingly:
During the first 24 hours of the risk-free period of the reservation, there is no charge for rescheduling flights. These passengers will not be liable to pay any additional charges as penalty. Passengers who cancel their bookings during the risk-free period will be given a full refund.