Country Dictionary

sooner or later

Never.

If someone tells you they will do something "sooner or later", they most likely have no intention of ever doing it.

See also: Eventually

I'll get around to raking the leaves sooner or later. *procedes to drink beer and continues watching TV*

sooner rather than later

that means they don't really know anything about what you are asking , but they wanted to say something so they don't seem like they don't know what is going on

I was at the doctor waiting to see doctor due to covid-19 symptoms and when I asked the receptionist when I was gonna see the doctor the receptionist told me , sooner rather than later , I hope so cause I feel like I'm gonna die