The board expects visitor arrivals in the range of 17.6 million to 18.1 million for 2018.

For 2017, the STB expects visitor arrivals of 16.4-16.7 million, a flat to 2 percent rise.

Singapore expects visitor arrivals to fall to between 9 million and 9.5 million in 2009 from 10.1 million last year.

State agency CzechTourism still expects visitor numbers to rise by up to 4 percent this year, an uptick from around 2.3 percent a year ago.

Singapore expects visitor numbers to decline by about 25-30% this year due to the virus outbreak, the city state's tourism board said on Tuesday.