Liters to Cups Converter

About the l to cup calculation

One liter is exactly 4.2268 cups, so converting between them is a single multiplication. Enter any value above and the result updates as you type. The metric volume standard — one litre is exactly 1,000 cm³. The US legal cup is 240 ml; the customary cup used in recipes is 236.6 ml.

Formula

cup = L × 4.2268

1 L = 4.2268 cup
1 cup = 0.236588 L

Worked example

To convert 2 L, multiply by 4.2268: 2 × 4.2268 = 8.4535 cup.

Frequently asked questions

How many cups are in a liter?

There are 4.2268 cups in one liter. To convert any amount, multiply the number of liters by 4.2268.

How do I convert cups back to liters?

Divide instead of multiplying, or equivalently multiply by 0.236588. One cup is 0.236588 liters.

Is this conversion exact?

Yes. Since the international agreement of 1959, the relationship between liters and cups is defined exactly rather than measured, so the only rounding here is in how many decimal places we show.

Where is each of these units used?

Liters: the metric volume standard — one litre is exactly 1,000 cm³. Cups: the US legal cup is 240 ml; the customary cup used in recipes is 236.6 ml.

Sources

• NIST Special Publication 811 — Guide for the Use of the International System of Units