Vanuatu's director of external trade, Joe Pakoa, said the delegation paid for their extra luggage when departing from Vanuatu on Air Vanuatu.
But he said there were delays in Auckland while the Vanuatu Consulate and Emirate airline officials sorted out payment for the extra luggage from Auckland to Dubai.
The World Expo is held every five years but was postponed last year because of the Covid-19 pandemic.
