Any passenger who does wish to travel with the airline or have any change of plans, can always cancel their ticket and receive the refund. There are different types of ways available through which you will be able to easily cancel your reservation. You can also go through the Singapore Airlines cancellation policy for any further details regarding their terms and conditions. 

How do I cancel my reservation with Singapore Airlines? 

To cancel your Singapore Airlines flight quickly, use the "Manage Booking" option from the mobile application or website. Through this option, you can modify the ticket as you choose by following the instructions on the display. Below are mentioned the instructions to cancel your booking online: 

Go to the Singapore Airlines mobile application or the website.
Press the "Manage Booking" option on the menu.
Write down the "Booking reference or PNR number" along with the "Last name" as mentioned on the ticket.
Tap the button to cancel the ticket and agree to all the conditions.
A confirmation email will be sent immediately to you, and you will receive the refund in a few days. 

Is it possible to get a refund from Singapore Airlines? 

After cancelling your flight with Singapore Airlines, you will be provided with a refund depending on the time left for the departure. A full refund would be offered if the reservation was cancelled within the first 24 hours of purchase. Only the taxes will be refunded for cancelling a non-refundable ticket, and you will get it via the original mode of payment.