Maybe it depends on the city but in Toronto and SF the rate is guaranteed unless you tell the driver to take a longer route or make stopovers or you change the

Maybe it depends on the city but in Toronto and SF the rate is guaranteed unless you tell the driver to take a longer route or make stopovers or you change the destination mid trip. (I'm a part time Uber driver and I'm familiar with the menu options for disputing a fare due to stopovers or strange route requests)