The plans mean the brand now has 11 properties open or under development in six countries.
Andaz Delhi is set to open in 2013 with 323 rooms, a 650sqm ballroom, seven meeting rooms, a bar, two restaurants, a spa and fitness centre.
The 170-room Andaz Turks and Caicos is scheduled to open in 2014 on the central island of Providenciales. It will offer several restaurants, an outdoor pool, spa and fitness centre.
The 183-room Andaz Sanya Sunny Bay will be located on China's Hainan Island and will offer five restaurants, a 232sqm ballroom and three meeting rooms.
Previously announced planned openings include Andaz Austin in Texas, Andaz Amsterdam and Andaz Papagayo in Costa Rica.
Hyatt has opened its fourth Andaz property, the Andaz San Diego, on the site of the former Ivy Hotel in the US in February.