They will fly from Fiji to Tonga on day 10 of their 76 date tour, which begins later this month.
They will fly from Fiji to Tonga on October 25 and will be met at Fua’amotu Airport by Princess Angelika Lātūfuipeka
They will then attend a private audience with King Tupou VI and Queen Nanasipauʻu followed by an official reception and dinner at Consular House.
On October 26 they will visit Prime Minister ‘Akilisi Pōhiva at the St George Building.
The Duke and Duchess will then attend an exhibition of Tongan handicrafts and products with Princess Angelika at the Fa’ōnelua Centre.
They will then dedicate two forest reserves at Tupou College.
The royal couple will then be officially farewelled by King Tupou at the royal palace before flying to Sydney.
According to Kensington Palace this will be the Duke and Duchess’s first joint visit to Australia, New Zealand, Fiji and Tonga.
The Palace said the tour would focus on youth leadership, environmental and conservation projects and the recovery and rehabilitation of servicemen and women.