depends on what type of boat, it might take around 2 - 4 weeks or more.
Boat
Before Aeroplanes they travelled by ship.
Kaipara harbour
NZ
in the 1800s sea voyages from england to new zealandtook about how long
As long as you don't drive
Boat
They Traveled here by boat.
No. Definately not. No way. You just go on the boat or the plane. You cannot drive. Put your car on the boat if you must.
If you were born in England, you would know that there is no such thing as an English passport. Citizens of the United Kingdom (including England) have British passports.
England
It depends on in which city of Brazil do you want to go from which city of NZ. Although, NZD$1,622.65 is avarage price of every flight. So, you have to arrange this amount minimun to travel NZ to Brazil.