Pints to Liters

How Many Liters in a Pint?

One US pint equals 0.473176 liters, or approximately 473 milliliters. To convert pints to liters, multiply the number of pints by 0.473176. A US pint is almost exactly half a liter — the difference is only about 27 ml (less than 2 tablespoons) — making rough mental conversion quite simple. This conversion is useful for anyone working with American recipes that call for pint quantities of milk, cream, broth, or other liquids, for understanding US beer serving sizes in metric terms, and for translating volume measurements in American agriculture and retail. The pint is a common everyday unit in the US, appearing on cartons of ice cream, containers of berries, and glasses of beer, so knowing its liter equivalent is practical for metric-system users.

How to Convert US Pint to Liter

1. Start with the volume in US pints.
2. Multiply by 0.473176 to get the exact liter equivalent.
3. For a quick estimate, treat 1 pint as 0.5 liters (half a liter). This overestimates by about 5.7%, which is acceptable for casual use.
4. For Imperial pints (used in the UK and Ireland), multiply by 0.568261 instead — the Imperial pint is about 20% larger than the US pint.
5. Remember: 2 US pints = 1 US quart ≈ 0.946 liters, and 4 US pints = 1/2 US gallon ≈ 1.893 liters.

Real-World Examples

History of US Pint and Liter

The word "pint" comes from the Old French "pinte," possibly derived from the Latin "picta" (meaning painted or marked), referring to marks on containers indicating volume. Like many English volume measures, the pint has a long and convoluted history with multiple definitions coexisting for centuries. The US pint is defined as exactly 1/8 of a US gallon, or 16 US fluid ounces, equaling 473.176 ml. The Imperial pint, defined in 1824 as 1/8 of an Imperial gallon, equals 20 Imperial fluid ounces or 568.261 ml. The Imperial pint is about 20% larger than the US pint — a difference that creates regular confusion between American and British measurements. This difference has practical consequences. In the UK and Ireland, a "pint of beer" must legally contain 568 ml (20 Imperial fl oz) — about 95 ml more than an American pint. When American tourists order a "pint" in a London pub, they receive nearly 20% more beer than they would at home, while British visitors to American bars receive correspondingly less. The US dry pint (550.61 ml), used for measuring berries and other produce, is yet another variation — larger than the US liquid pint but smaller than the Imperial pint. When buying a "pint of blueberries" in the US, you are getting a dry pint, not a liquid pint.

Common Mistakes to Avoid

• Confusing US pints (473 ml) with Imperial pints (568 ml). The Imperial pint is about 20% larger. Always confirm which pint system is being referenced, especially in recipes from the UK or Ireland.
• Treating 1 pint as exactly 0.5 liters. While close, the actual US pint is 473 ml, not 500 ml. The 27 ml difference (about 5.7%) can matter in precise baking.
• Forgetting the US dry pint (550.61 ml) exists. Produce (strawberries, blueberries, cherry tomatoes) is sold in dry pints, which are larger than liquid pints. A "pint of strawberries" contains about 551 ml of volume, not 473 ml.
• Assuming 2 pints always equals 1 liter. Two US pints = 946 ml, which is about 5.4% less than 1 liter. For most recipes this is close enough, but for large-batch cooking the error accumulates.
• Using the wrong conversion when interpreting British pub measures. A British pint glass is legally 568 ml; a US pint glass is typically 473 ml (though some US bars serve "cheater pints" of only 14 oz / 414 ml).

Frequently Asked Questions