We always wonder how much we should charge our clients for a logo design, especially when we are new in the field. My students ask me a lot on this type of questions. We generally put our time in consideration. That is why a logo redesign is less expensive than a brand new one.
I just found an article which gives a pretty good insight about logo design pricing. My rule of thumb is, get whatever I feel comfortable in terms of the talent and time I am going to spend in the logo design.
Try this check list from designquote.com. It may not fit your needs. But, I guess it’ provides the areas we need to consider.