# Cups to Pints Converter URL: https://speedycalculator.com/calculators/conversion/cups-to-pints/ Last updated: 2026-10-25 > Convert US cups (US cup) to US pints (US pt): 1 US cup = 0.5 US pt, so multiply by 0.5 or divide by 2. Both fields are editable, so you can also type in US pints and get US cups back. ## Inputs - US cups (US cup) ## Results - US pints ## Formula ``` 1 US cup = 0.5 US pt 1 US pt = 2 US cup US pt = US cup × 0.5 ``` ## Explanation Two U.S. cups make a U.S. pint. Imperial (UK) pints are larger, holding about 2.4 U.S. cups. ### How to use the Cups to Pints Converter - Type the number of US cups into the **US cups** field. Decimals such as 1 are fine. - Read the answer in **US pints** – it updates as you type, with no button to press. - To convert the other way, type into **US pints** and the US cups are recalculated. - Press **Copy results** to copy both values with the page title, or **Copy link** to share this exact conversion. This page converts only US cup ⇄ US pt. Need a different unit? Use the general volume converter, where you can choose any “from” and “to” unit. ### How it works Both units measure volume, so they are always in the same ratio: one US cup equals 0.5 US pints. The calculator multiplies the number of US cups you type by 0.5 to give US pints, and when you type into the US pints field it divides by the same factor to give US cups. Because the ratio never changes, doubling the US cups always doubles the US pints. Results are calculated at full precision and rounded only for display (up to eight decimal places, with very large or small values shown in scientific notation). ### How to convert US cups to US pints - Write down the value in US cups, for example **2 US cup**. - Multiply by the conversion factor 0.5 (because 1 US cup = 0.5 US pt). - 2 × 0.5 = **1 US pt**. - To go back from US pints to US cups, divide by 0.5 – or multiply by 2. ### US cup to US pt conversion table US cupsUS pintsUS pintsUS cups1 US cup0.5 US pt1 US pt2 US cup2 US cup1 US pt2 US pt4 US cup3 US cup1.5 US pt5 US pt10 US cup4 US cup2 US pt10 US pt20 US cup6 US cup3 US pt20 US pt40 US cup8 US cup4 US pt50 US pt100 US cup16 US cup8 US pt100 US pt200 US cup1,000 US pt2,000 US cup ### What is a US cup? The U.S. customary cup is 8 U.S. fluid ounces, about 236.6 mL. Recipes from Australia, Canada and New Zealand often use the 250 mL metric cup instead. ### What is a US pint? A U.S. pint is half a quart, about 473 mL. A British (imperial) pint is larger, about 568 mL, which is the standard size for beer in UK pubs. ### Common mistakes to avoid Mixing u.s. and uk gallons, pints and fluid ounces, assuming a cup is always 250 ml, and treating volume and weight as interchangeable for anything except water. ## Worked example Inputs — US cups: 2 US cup. Results — **US pints = 1 US pt**. ## FAQ **How many cups in a pint?** 2 (U.S.). **How many cups in a UK pint?** About 2.4 U.S. cups. **How many US pints are in one US cup?** 1 US cup = 0.5 US pt. **How many US cups are in one US pint?** 1 US pt = 2 US cup. **How do I convert US cups to US pints?** Multiply the number of US cups by 0.5. For example, 2 US cup × 0.5 = 1 US pt. **How do I convert US pints back to US cups?** Divide by 0.5 (or multiply by 2), or simply type the value into the US pints field above. **What is 1 US cup in US pints?** 1 US cup = 0.5 US pt. **What is 3 US cup in US pints?** 3 US cup = 1.5 US pt. **Is this conversion exact?** Yes. The factor comes from the official definitions of both units (NIST and the SI), so the only difference you may see is rounding in the last displayed digit. **Can I convert to other units on this page?** This page converts only between US cups and US pints. To pick any volume unit, use the general volume converter linked under Related calculators. **What formula does the Cups to Pints Converter use?** 1 US cup = 0.5 US pt. ## Sources - [NIST Special Publication 811 – Guide for the Use of the International System of Units](https://www.nist.gov/pml/special-publication-811) - [NIST Handbook 44 Appendix C – General tables of units of measurement](https://www.nist.gov/pml/owm/nist-handbook-44-current-edition)