Alpine climbing in New Zealand means that most climbs require a day or two for access. For this reason most summits require 3-4 days return. There is a wide variety of four day options. Obviously using a helicopter will get you onto snow quicker however there are great walk-in walk-out options. If you are unsure what peak would be best for you, just let your guide know what you are interested in and they can make sure you get trip best for you.