有的,是免费的,上午午后都有,一共四次9点11点13点15点,是坐大巴城市观光的,但是入关哦,2个小时就结束了.上午的好像是10点开始.官方的信息在这里:是从changi机场的官网上面贴的more than 5 hours* singapore city tour if you are transiting in singapore, join a 2-hour city tour and take in the sights and sounds of singapore. register at the free singapore tour booths.free singapore tour booth operating hours : 0700 hr to 1530 hr dailytour timings : 0900 hr, 1100 hr, 1300 hr, 1500 hr, 1600 hr(all tours are conducted in english)http://www.changiairport.com/changi/en/airport_guide/exp_changi/rest_n_relax/free_sgtour.html这个是link