How many milliliters are in 13 fl oz?

13 US fluid ounces equal 384.46 ml, and 13 Imperial (UK) fluid ounces equal 369.37 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 13 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. 13 US fl oz is 384.46 ml; 13 Imperial fl oz is 369.37 ml — a difference of 15.09 ml. If a recipe does not say, match it to where the recipe was written.

How many ml is 13 UK fluid ounces?

13 Imperial (UK) fluid ounces equal 369.37 ml. Imperial ounces are about 4% smaller than US ounces, so a British recipe calling for 13 fl oz gives slightly less liquid than 13 US ounces, which would be 384.46 ml.

How many cups is 13 fl oz?

13 US fluid ounces is about 1.62 US cups, since one US cup is 8 fluid ounces (384.46 ml total). It is not a round number of cups, so for baking it is usually easier to measure 13 fl oz directly, or in millilitres: 384.46 ml (US) or 369.37 ml (Imperial).

How do you convert 13 fl oz to ml?

Multiply by the size of one fluid ounce. US: 13 × 29.5735 = 384.46 ml. Imperial: 13 × 28.4131 = 369.37 ml. To go from millilitres back to fluid ounces, divide by the same factor.

Does 13 fl oz of water weigh 384.46 grams?

Roughly, yes. Water is about 1 gram per millilitre, so 13 US fluid ounces (384.46 ml) of water weighs close to 384.46 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.

13 fl oz in ml

13 fl oz in ml is 384.46 ml using US fluid ounces, or 369.37 ml using Imperial (UK) fluid ounces. Thirteen fluid ounces is a touch over one-and-a-half US cups. This page gives you both conversions, a live fluid-ounce converter that also handles cups, tablespoons, teaspoons, litres and pints, and a q…

FL OZ CONVERTER

Fluid ounces

Ounce type

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

Convert to

13 US fl oz =

384.46

Milliliter

LIVE DIAGRAM

US FLUID OUNCE

384.46

milliliters

IMPERIAL (UK)

369.37

milliliters

US vs IMPERIAL — 13 FL OZ

US384.46 ml

Imperial (UK)369.37 ml

The US ounce is larger by 15.09 ml (4.1%) at this amount.

VISUAL FILL

1 US cup +

1 US cup = 236.59 ml

Created with❤️byeaglecalculator.com

13 FL OZ IN ML

13 FLUID OUNCES → MILLILITERS

13 US fluid ounces	384.46 ml	× 29.5735 ml
13 Imperial (UK) fluid ounces	369.37 ml	× 28.4131 ml

Thirteen fluid ounces is a touch over one-and-a-half 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.

13 US FL OZ IN OTHER UNITS

MILLILITERS

384.46 ml

LITRES

0.384 L

US TABLESPOONS

26 tbsp

US TEASPOONS

78 tsp

US CUPS (240 ML)

1.6 cups

HOW TO USE

1
Enter the number of fluid ounces you want to convert — this page starts with 13.
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

13 US fluid ounces come to 384.46 ml, while 13 Imperial ounces are 369.37 ml — a gap of 15.09 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.

13 fl oz in ml

FL OZ CONVERTER

LIVE DIAGRAM

13 FL OZ IN ML

13 US FL OZ IN OTHER UNITS

HOW TO USE

GOOD TO KNOW

FREQUENTLY ASKED QUESTIONS

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