LX are resuming direct service to SIN from 13th May and have some good deals ex-SIN for business class. Zurich for S$3680 (US$3k) round trip all inclusive. other points in Europe for slightly more.
Seemed to be valid outbound monday and tuesday only. Bookable until 28th Jan for travel until November.
http://www.swiss.com/web/EN/Pages/in...698&Country=SG