Singapore Airlines Cancellation Policy Has A Cancellation Policy That Varies Depending On The Type Of Ticket You Have Purchased. Here Are The General Guidelines. Refundable Tickets: If You Have Purchased A Refundable Ticket, You Can Cancel Your Reservation And Get A Full Refund Of Your Fare. However, You May Be Subject To A Cancellation Fee, Which Will Vary Depending On The Fare Type And The Time Of Cancellation. Non-Refundable Tickets: If You Have Purchased A Non-Refundable Ticket, You Will Not Be Eligible For A Refund If You Cancel Your Reservation.