The time that the packers and movers take to pack a house depends on the stuff that needs to be packed. To estimate the time they might take there are certain things that you should take into consideration such
as,
Planning time- to estimate the exact time that the packers will take to pack they must have a walkthrough at your place.
Packing- for the professional packers it might take anywhere between 2-5 hours to completely pack one room depending on the size of the room.
Loading and unloading- loading and unloading the packed stuff are one of the easiest tasks for the packers which will consume minimal time which is approximately around half an hour.
Unpacking- unpacking can take up the same time as the packing.