A Queensland family have described the emotional moment when they landed in Australia after fleeing the destructive earthquake in Vanuatu.

Emeren Chiana was in Vanuatu for a family wedding. She was at Vanuatu's famed Blue Lagoon when the quake hit. "Two of my cousins were actually on a tree trying to jump off into the lagoon..

Mischa King and Ethan, 5, have fun in Vanuatu for two days before the earthquake hits. Picture: Supplied Mischa King and his son Ethan, 5, swim in the Blue Lagoon before the earthquake.