Fluid Ounce (UK) to Cup (US) Converter

Volume Converter

40 units available

Decimals:

From

To

0.120095

1 fl oz (UK) = 0.120095 cup

Formula:

cup = fl oz (UK) × 0.1200949926

With your value: 1 fl oz (UK) = 0.12009499 cup

How big is that?

Everyday references on a logarithmic scale, all expressed in fluid ounce (uk) so you can sanity-check the result.

Milk carton (1/28 your value)0.0352 fl oz (UK)

Kitchen bucket (1/2.8 your value)0.352 fl oz (UK)

Your value1.00 fl oz (UK)

Car fuel tank (1.8× your value)1.76 fl oz (UK)

Bathtub (7.0× your value)7.04 fl oz (UK)

Hot tub (53× your value)52.8 fl oz (UK)

Other Fluid Ounce (UK) to Cup (US) conversions

2 fl oz (UK) to cup 3 fl oz (UK) to cup 4 fl oz (UK) to cup 5 fl oz (UK) to cup 6 fl oz (UK) to cup 7 fl oz (UK) to cup 8 fl oz (UK) to cup

Fluid Ounce (UK) to Cup (US) Conversion Table

Fluid Ounce (UK) (fl oz (UK))	Cup (US) (cup)
0.5	0.060047
1	0.120095
2	0.24019
5	0.600475
10	1.20095
15	1.801425
20	2.4019
25	3.002375
50	6.00475
100	12.009499
250	30.023748
500	60.047496
1000	120.094993

Cup (US) to Fluid Ounce (UK) Conversion Table

Cup (US) (cup)	Fluid Ounce (UK) (fl oz (UK))
0.5	4.163371
1	8.326742
2	16.653484
5	41.633709
10	83.267418
15	124.901128
20	166.534837
25	208.168546
50	416.337092
100	832.674185
250	2,081.685462
500	4,163.370923
1000	8,326.741846

Where these values come from

Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.

Fluid Ounce (UK) (fl oz (UK))

Volume

Exact conversion

Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

Cup (US) (cup)

Volume

Exact conversion

Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

How to Convert Fluid Ounce (UK) to Cup (US)

To convert from Fluid Ounce (UK) (fl oz (UK)) to Cup (US) (cup), multiply the value by 0.1200949926.

Formula: cup = fl oz (UK) × 0.1200949926

Reverse: fl oz (UK) = cup × 8.3267418463

Step-by-Step Example

Start with your value in Fluid Ounce (UK). For example: 5 fl oz (UK)
Multiply by the conversion factor: 5 x 0.1200949926
The result is: 0.600475 cup

About Fluid Ounce (UK)

The fluid ounce (uk) (fl oz (UK)) is a unit of volume and capacity. One fluid ounce (uk) equals 0.0284130625 litres. UnitConvertLab converts it against every other volume unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: volume calculations, engineering and science, education.

About Cup (US)

The US cup equals approximately 236.6 mL and is a standard cooking measurement in the United States.

Common uses: baking, cooking, recipes.

Frequently Asked Questions

How many Cup (US) are in 1 Fluid Ounce (UK)?

There are exactly 0.1200949926 Cup (US) in 1 Fluid Ounce (UK). This means the conversion factor from Fluid Ounce (UK) to Cup (US) is 0.1200949926.

What is the formula to convert Fluid Ounce (UK) to Cup (US)?

The formula to convert Fluid Ounce (UK) to Cup (US) is: cup = fl oz (UK) × 0.1200949926. For example, to convert 10 Fluid Ounce (UK) to Cup (US), you would multiply 10 by 0.1200949926.

What is a Fluid Ounce (UK)?