SOUTH50
Just in time to book that fare back home for Christmas. 50% off all South Island fares on Naked Bus, fares must be booked before Christmas Day, and travel must be completed before 31st March 2016.
From their website:
"Need to escape the Holiday Madness?
Get lost in the majestic mountains and lakes of the South Island!
50% off all South Island Trips. Book before Dec 25th 2015, travel before 31st March 2016.
Booking Fee applies, use promo code: SOUTH50"
Thank You! I can get back and forth from my family for 5dollars :D Appreciate it.