The Mamanuca Islands of Fiji are a volcanic archipelago lying to the west of Nadi and to the south of the Yasawa Islands.

The Mamanuca Islands of Fiji are a volcanic archipelago lying to the west of Nadi and to the south of the Yasawa Islands. The group, a popular tourist destination, consists of about 20 islands, but about seven of these are covered by the Pacific Ocean at high tide.

Malolo Lailai is the centre of the tourism industry in the Mamanucas. One of the islands, Monuriki, was the main location for the 2000 film Cast Away.