Air Vanuatu is offering $99 one-way fares from Auckland to Vauatu on Air Vanuatu. The best price for return flights I can find are $248, found on June 8 or 9, returning June 16.
This is the lowest price I've seen and beats the previous low fare of $342 from December 2015.
- Departures 1 June 2016 through to 09 July 2016