Pints to Cups: Exact US Liquid Conversion
Convert US liquid pints to cups with the exact 2-cups-per-pint relationship, a reference table, and the kitchen measures where it matters.
The Exact Pints to Cups Relationship
A US liquid pint contains exactly 2 cups. Because both are built on the fluid ounce (1 cup = 8 fl oz, 1 pint = 16 fl oz), the ratio is exact: 1 pint = 2 cups. To convert pints to cups, multiply by 2.
Our cups to ml converter shows the metric size of a cup, and our pints to liters converter covers liters directly.
Quick Reference: Pints to Cups
Common values
0.5 pint = 1 cup
1 pint = 2 cups
2 pints = 4 cups
3 pints = 6 cups
4 pints = 8 cups
Worked Example
Convert 1.5 pints to cups:
1.5 × 2 = 3 cups. So 1.5 US pints equals exactly 3 cups.
Where Pints and Cups Matter
Recipes, cartons of cream, and pints of berries use pints, while measuring cups use cups. A pint of ice cream is 2 cups; a pint of blueberries is about 2 cups as well. If a recipe calls for 3 cups of liquid and you only have a pint measure, that is 1.5 pints.
For the broader context of US kitchen measures, see our US cooking measures guide.
Frequently Asked Questions
How many cups are in a pint?
One US liquid pint equals exactly 2 cups.
How do I convert pints to cups?
Multiply the pints by 2. For example, 1.5 pints × 2 = 3 cups.
Is a pint the same as a cup?
No. A pint is twice a cup: 1 pint = 2 cups = 16 fluid ounces.
How many milliliters are in a pint?
One US liquid pint is 473.176 mL, which is also 2 cups × 236.588 mL.
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Quick Summary
One US liquid pint equals exactly 2 cups (16 fl oz vs 8 fl oz). Multiply pints by 2 to get cups: 1 pint = 2 cups, 1.5 pints = 3 cups, 2 pints = 4 cups.
Related Guide
Cups, Tablespoons, and Teaspoons: Understanding US Cooking Measures
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Disclaimer
Unit conversions on this site use internationally recognized, fixed conversion factors (for example, 1 inch = 2.54 cm, 1 pound = 0.45359237 kg, 1 °F = (°C × 9/5) + 32). They are provided for general, informational, and educational use. For applications where accuracy is critical — such as medical dosing, engineering, scientific research, trade, or legal compliance — always verify results against authoritative sources such as the U.S. National Institute of Standards and Technology (NIST) and the official International System of Units (SI) brochure, and follow any applicable local standards.
Exact Constants & Authoritative Sources
Every conversion on this page uses the fixed, internationally agreed constants below — drawn from NIST and the SI Brochure. No values are estimated or rounded as if exact. See the full list on our Sources & Standards page.
- EXACT1 US gallon (gal) = 3.785411784 litres (exact, 231 in³)
- EXACT1 US fluid ounce (fl oz) = 29.5735295625 mL (exact, 1/128 gal)
- EXACT1 US cup = 236.5882365 mL (exact, 8 fl oz)
- EXACT1 US pint (pt) = 473.176473 mL (exact, 16 fl oz)
- EXACT1 US quart (qt) = 946.352946 mL (exact, 32 fl oz)
- EXACT1 litre (L) = 1000 millilitres (definition)
Common Pitfalls & How to Avoid Them
US vs. Imperial (UK) cups
A US cup is 236.59 mL, but a UK/metric cup is 250 mL and an Imperial cup is ~284 mL. Recipes from different countries are not interchangeable drop-in.
Fluid ounce is volume, not mass
A US fl oz is 29.57 mL of volume. 1 fl oz of water ≈ 29.57 g, but 1 fl oz of honey or oil weighs more. Do not treat fluid ounces as grams.
Teaspoon/tablespoon sizes differ
1 US tbsp = 14.7868 mL; 1 US tsp = 4.92892 mL. Metric measuring spoons are 15 mL and 5 mL — close but not exact; for baking precision use weighed grams.
A unit-conversion reference site has no manufacturer-specific or device calibration parameters, so "layered tuning" does not apply here. The only real error-handling is input validation: the converter rejects non-numeric, empty, or out-of-range entries and shows a clear message, then falls back to exact constants above. No estimated or rounded figures are ever presented as exact.
Authoritative sources for this page
- NIST (U.S. National Institute of Standards and Technology) — NIST SP 330 — The International System of Units (SI), 2019 edition
- BIPM (International Bureau of Weights and Measures) — SI Brochure — The International System of Units (9th edition)
Last Updated 2026 | This article was reviewed for accuracy