It appears that you cannot delete your free Sky ID, but Sky does offer a wide range of cancelling options.
The following article mainly covers paid subscriptions:
http://help.sky.com/my-account/billing-and-subscription/remove-a-package-or-cancel-your-subscription
If you wish to delete your Sky ID, contact them via http://contactus.sky.com/
URLS:
http://sky.com
Please note that AccountKiller.com is not associated with the business listed on this page. AccountKiller provides easy-to-understand instructions and guides on how to cancel charges and relationships from the list of businesses on our site, we have no affiliation with these businesses.
