Vietnam Airlines from Ho Chi Minh City to Singapore has 2 flights every day. And there are 14 flights per week flying out of Ho Chi Minh City which connect to Singapore.
The price for economy class – one way ticket of Vietnam Airlines from Ho Chi Minh City to Singapore is 5.688.000 VND (or ~$282 USD) and the price for bussiness class – one way ticket of Vietnam Airline is 9.734.000 VND (or ~$485 USD).