The cancellation policy for them is exactly the same.
Refundable tickets will get refunds.
And non-refundable ones will get travel credits/vouchers.
There is no penalty for canceling these flights.
And you can cancel award tickets anytime as long it adheres to the No show policy, that requires a ticket to be cancelled at least 10 minutes before departure.
The refunded points will go back to your Rapid Rewards account.
Singapore Airways Cancellation Policy for Flights Paid with Companion Pass and Gift Cards
Source: https://oawp.va.gov/forums/general-discussion/2080d3c0-1a38-ef11-a296-001dd8015683
https://support.zendesk.com/hc/en-us/community/posts/7559442614298-Mastering-Name-Changes-Your-Guide-to-Updating-Delta-Flight-Tickets
https://support.zendesk.com/hc/en-us/community/posts/7559472486170–FAQs-HELP-%EA%90%A1-How-can-I-talk-to-someone-at-Virgin
To get a Human at Spirit Airlines Immediately, call their customer hotline at 📞+1-833-226-0003 (Live Human). For prompt assistance, have your flight PNR number and full details of your issue….
https://community.expensify.com/discussion/52137/does-air-france-have-a-24-hour-cancellation-policy-a-f-24-hour-cancellation/p1?new=1
To get a Human at Spirit Airlines Immediately, call their customer hotline at 📞+1-833-226-0003 (Live Human). For prompt assistance, have your flight PNR number and full details of your issue….
https://community.expensify.com/discussion/52126/call-expedia-how-can-i-speak-to-someone-at-expedia-24-7-100-help/p1?new=1
Will Frontier Airlines refund my money if I cancel? Yes Frontier Airlines refund my money if I cancel, To get a refund from Frontier Airlines, it’s essential to contact Frontier….
https://community.expensify.com/discussion/52076/does-air-france-have-a-24-hour-cancellation-policy/p1?new=1