How many milliliters are in 19 fl oz?

19 US fluid ounces equal 561.90 ml, and 19 Imperial (UK) fluid ounces equal 539.85 ml. Use the US figure for American recipes, nutrition labels and cups; use the Imperial figure in the UK, Ireland, Australia and Canada. They differ because a US fluid ounce is 29.5735 ml while an Imperial fluid ounce is 28.4131 ml.

Is 19 fl oz measured in US or Imperial ounces?

By default, 'fl oz' means US fluid ounces in the United States and Imperial fluid ounces in the UK and Commonwealth. 19 US fl oz is 561.90 ml; 19 Imperial fl oz is 539.85 ml — a difference of 22.05 ml. If a recipe does not say, match it to where the recipe was written.

How many ml is 19 UK fluid ounces?

19 Imperial (UK) fluid ounces equal 539.85 ml. Imperial ounces are about 4% smaller than US ounces, so a British recipe calling for 19 fl oz gives slightly less liquid than 19 US ounces, which would be 561.90 ml.

How many cups is 19 fl oz?

19 US fluid ounces is about 2.38 US cups, since one US cup is 8 fluid ounces (561.90 ml total). It is not a round number of cups, so for baking it is usually easier to measure 19 fl oz directly, or in millilitres: 561.90 ml (US) or 539.85 ml (Imperial).

How do you convert 19 fl oz to ml?

Multiply by the size of one fluid ounce. US: 19 × 29.5735 = 561.90 ml. Imperial: 19 × 28.4131 = 539.85 ml. To go from millilitres back to fluid ounces, divide by the same factor.

Does 19 fl oz of water weigh 561.90 grams?

Roughly, yes. Water is about 1 gram per millilitre, so 19 US fluid ounces (561.90 ml) of water weighs close to 561.90 g. This only works for water and thin water-like liquids; oil, syrup and flour all have different densities, so their weight will not match their volume in millilitres.

19 fl oz in ml

19 fl oz in ml is 561.90 ml using US fluid ounces, or 539.85 ml using Imperial (UK) fluid ounces. Nineteen fluid ounces is nearly a UK pint and about two-and-a-third US cups. This page gives you both conversions, a live fluid-ounce converter that also handles cups, tablespoons, teaspoons, litres and…

FL OZ CONVERTER

Fluid ounces

Ounce type

1 US fl oz = 29.5735 ml · 1 Imperial fl oz = 28.4131 ml

Convert to

19 US fl oz =

561.9

Milliliter

LIVE DIAGRAM

US FLUID OUNCE

561.90

milliliters

IMPERIAL (UK)

539.85

milliliters

US vs IMPERIAL — 19 FL OZ

US561.90 ml

Imperial (UK)539.85 ml

The US ounce is larger by 22.05 ml (4.1%) at this amount.

VISUAL FILL

1 US cup +

1 US cup = 236.59 ml

Created with❤️byeaglecalculator.com

19 FL OZ IN ML

19 FLUID OUNCES → MILLILITERS

19 US fluid ounces	561.90 ml	× 29.5735 ml
19 Imperial (UK) fluid ounces	539.85 ml	× 28.4131 ml

Nineteen fluid ounces is nearly a UK pint and about two-and-a-third US cups. Unless a recipe or label says otherwise, US fluid ounces are the default in the United States, while UK, Irish, Australian and Canadian recipes use the slightly smaller Imperial fluid ounce.

19 US FL OZ IN OTHER UNITS

MILLILITERS

561.90 ml

LITRES

0.562 L

US TABLESPOONS

38 tbsp

US TEASPOONS

114 tsp

US CUPS (240 ML)

2.34 cups

HOW TO USE

1
Enter the number of fluid ounces you want to convert — this page starts with 19.
2
Choose whether your figure is in US or Imperial (UK) fluid ounces using the toggle.
3
Pick a target unit — millilitres, litres, cups, tablespoons, teaspoons or pints — and read the result instantly.

GOOD TO KNOW

19 US fluid ounces come to 561.90 ml, while 19 Imperial ounces are 539.85 ml — a gap of 22.05 ml at this size. Because US ounces are the larger of the two, US measurements always yield slightly more liquid than the same count of Imperial ounces.

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Last updated: July 28, 2026 · Conversion factors: 1 US fl oz = 29.5735295625 ml, 1 Imperial fl oz = 28.4130625 ml · Verified by the EagleCalculator team · Eagle-eyed accuracy for every calculation.

19 fl oz in ml

FL OZ CONVERTER

LIVE DIAGRAM

19 FL OZ IN ML

19 US FL OZ IN OTHER UNITS

HOW TO USE

GOOD TO KNOW

FREQUENTLY ASKED QUESTIONS

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