L/s to CFM Converter, you need to use the conversion factor between these two units of volumetric flow rate: 1 L/s = 2.11888 CFM Conversion Formula To convert a flow rate value from L/s to CFM, use the following formula: CFM=L/s×2.11888CFM=L/s×2.11888 Example Conversion Let’s say you want to convert 50 ...