Roto-Rooter franchises (most locations are independently owned) typically operate on a rather than an open-ended hourly rate. This is designed to protect the consumer: you are quoted a price for the job, regardless of whether it takes the plumber 20 minutes or two hours.
This is the most expensive category for a "simple" unclogging job. If a child flushed a toy, a phone, or a heavy-duty wipe (like a "flushable" wipe, which is actually terrible for plumbing), a standard snake might just push the object further down or get tangled in it.
Note: "Handyman" services are often cheaper ($100–$200), but in many states, it is illegal for an unlicensed handyman to perform plumbing work involving drain lines. If they break your pipe, you have no insurance recourse.
The cost to unclog a toilet with Roto Rooter can vary depending on several factors, including: