Liters per second to Cubic feet per minute formula
cubic feet per minute = liters per second × 2.11888
Multiply the number of liters per second by 2.11888 to get cubic feet per minute. To go the other way, multiply by 0.471947 instead, or use the cfm to lps converter.
Liters per second to Cubic feet per minute conversion table
Common lps to cfm values, rounded for reading. The converter above keeps full precision.
| Liters per second | Cubic feet per minute |
|---|---|
| 1 L/s | 2.11888 ft³/min |
| 2 L/s | 4.23776 ft³/min |
| 5 L/s | 10.5944 ft³/min |
| 10 L/s | 21.1888 ft³/min |
| 15 L/s | 31.7832 ft³/min |
| 20 L/s | 42.3776 ft³/min |
| 25 L/s | 52.972 ft³/min |
| 50 L/s | 105.944 ft³/min |
| 60 L/s | 127.133 ft³/min |
| 100 L/s | 211.888 ft³/min |
| 250 L/s | 529.72 ft³/min |
| 500 L/s | 1,059.44 ft³/min |
| 1,000 L/s | 2,118.88 ft³/min |
| 2,500 L/s | 5,297.2 ft³/min |
| 5,000 L/s | 10,594.4 ft³/min |
Worked example
To convert 20 L/s to cubic feet per minute, multiply by 2.11888: the result is 42.3776 ft³/min. US and Imperial gallons are different sizes. This tool converts volumetric flow only; mass flow also depends on fluid density.
Frequently asked questions
How many cubic feet per minute are in a liter per second?
One liter per second equals 2.11888 cubic feet per minute (1 L/s = 2.11888 ft³/min).
What is 20 liters per second in cubic feet per minute?
20 L/s converts to 42.3776 ft³/min. Enter any other value in the converter above to see it recalculated instantly.
How do I convert cubic feet per minute back to liters per second?
Reverse the calculation: one cubic foot per minute equals 0.471947 liters per second. You can also swap the units in the converter or open the cfm to lps page.
Related flow rate conversions
Need a different pair? Open the full flow rate converter to choose any two units.