New Zealand
For Ashtanga Yoga devotees you can have a week with John and Lucy Scott (senior Ashtanga Yoga teachers - he has taught Madonna and Sting) as your teachers at their beautiful retreat centre near Nelson for a non-celebrity price of £355 a week, accommodation included. Find a deal on a flight and this is almost affordable.
www.stillpointyoga.co.nz/
Nearest airport is Nelson and their retreat is only a 40 min drive through some great scenery.
Search Been there