They could easily fill a daily flight, in both cabins.

Demand for travel to Vietnam is booming and has been steadily growing for the last few years. SQ now have 3 x 777's to SGN three times a week and minimum twice daily on all other days. The increase in Hotel rates also tells it's own story.

I know they are also currently trying to get a London service up and running, but like everyone else they want LHR and not LGW which they have been offered.