9 Fluid Ounce (US) to Fluid Ounce (UK)
Quick answer
9 Fluid Ounce (US) (fl oz) equals
9.367585 fl oz (UK)
To convert 9 Fluid Ounce (US)s to Fluid Ounce (UK)s, multiply by 1.0408427308. Therefore, 9 Fluid Ounce (US) (fl oz) equals 9.367585 Fluid Ounce (UK) (fl oz (UK)).
Formula: fl oz (UK) = fl oz × 1.0408427308. Calculation: 9 × 1.0408427308 = 9.367585 fl oz (UK).
Convert Fluid Ounce (US) (fl oz) to Fluid Ounce (UK) (fl oz (UK)) online with our free unit converter. In volume, 1 fl oz = 1.040843 fl oz (UK). Explore step-by-step conversion steps, mathematical formulas, and quick conversion reference tables below.
Worked example: converting Fluid Ounce (US) to Fluid Ounce (UK)
- Step 1 — start with the formula. fl oz (UK) = fl oz × 1.0408427308
- Step 2 — substitute your figure. 9 fl oz × 1.0408427308
- Step 3 — read the result. 9 fl oz = 9.367585 fl oz (UK)
- Step 4 — check it in reverse. fl oz = fl oz (UK) × 0.9607599404 returns 9 fl oz, which matches the figure you started with.
Volume Converter
40 units available
9 fl oz = 9.367585 fl oz (UK)
Formula:
fl oz (UK) = fl oz × 1.0408427308With your value: 9 fl oz = 9.36758458 fl oz (UK)
How big is that?
Everyday references on a logarithmic scale, all expressed in fluid ounce (us) so you can sanity-check the result.
Other Fluid Ounce (US) to Fluid Ounce (UK) conversions
Fluid Ounce (US) to Fluid Ounce (UK) Conversion Table
| Fluid Ounce (US) (fl oz) | Fluid Ounce (UK) (fl oz (UK)) |
|---|---|
| 0.5 | 0.520421 |
| 1 | 1.040843 |
| 2 | 2.081685 |
| 5 | 5.204214 |
| 10 | 10.408427 |
| 15 | 15.612641 |
| 20 | 20.816855 |
| 25 | 26.021068 |
| 50 | 52.042137 |
| 100 | 104.084273 |
| 250 | 260.210683 |
| 500 | 520.421365 |
| 1000 | 1,040.842731 |
Fluid Ounce (UK) to Fluid Ounce (US) Conversion Table
| Fluid Ounce (UK) (fl oz (UK)) | Fluid Ounce (US) (fl oz) |
|---|---|
| 0.5 | 0.48038 |
| 1 | 0.96076 |
| 2 | 1.92152 |
| 5 | 4.8038 |
| 10 | 9.607599 |
| 15 | 14.411399 |
| 20 | 19.215199 |
| 25 | 24.018999 |
| 50 | 48.037997 |
| 100 | 96.075994 |
| 250 | 240.189985 |
| 500 | 480.37997 |
| 1000 | 960.75994 |
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 (US) (fl oz)
Volume
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
Fluid Ounce (UK) (fl oz (UK))
Volume
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 (US) to Fluid Ounce (UK)
To convert from Fluid Ounce (US) (fl oz) to Fluid Ounce (UK) (fl oz (UK)), multiply the value by 1.0408427308.
Formula: fl oz (UK) = fl oz × 1.0408427308
Reverse: fl oz = fl oz (UK) × 0.9607599404
Step-by-Step Example
- Start with your value in Fluid Ounce (US). For example: 5 fl oz
- Multiply by the conversion factor: 5 x 1.0408427308
- The result is: 5.204214 fl oz (UK)
Fluid Ounce (US) and Fluid Ounce (UK) Relationship
Both Fluid Ounce (US) and Fluid Ounce (UK) belong to the US Customary / Imperial system, making this an intra-system conversion within volume. Since 1 Fluid Ounce (US) equals approximately 1.0408 Fluid Ounce (UK)s, the Fluid Ounce (US) represents a larger unit interval than the Fluid Ounce (UK). Understanding the relationship between Fluid Ounce (US) and Fluid Ounce (UK) is essential for accurate calculations in physics, engineering, commerce, and daily applications.
About Fluid Ounce (US)
The US fluid ounce equals approximately 29.57 mL. It is commonly used for beverage and liquid measurements.
Common uses of Fluid Ounce (US): beverages, cooking, cocktails.
About Fluid Ounce (UK)
The Fluid Ounce (UK) (symbol: fl oz (UK)) is a recognized unit in the US Customary / Imperial measurement framework, utilized within volume applications for precision and standardized data representation.
Common uses of Fluid Ounce (UK): volume calculations, engineering and science, education.
Frequently Asked Questions
- What is 9 Fluid Ounce (US) in Fluid Ounce (UK)?
- 9 Fluid Ounce (US) equals 9.367585 Fluid Ounce (UK).
- How many Fluid Ounce (UK)s are in 1 Fluid Ounce (US)?
- There are exactly 1.0408427308 Fluid Ounce (UK)s in 1 Fluid Ounce (US). This means the conversion factor from Fluid Ounce (US) to Fluid Ounce (UK) is 1.0408427308.
- What is the formula to convert Fluid Ounce (US) to Fluid Ounce (UK)?
- The formula to convert Fluid Ounce (US) to Fluid Ounce (UK) is: fl oz (UK) = fl oz × 1.0408427308. For example, to convert 10 Fluid Ounce (US)s to Fluid Ounce (UK)s, you would multiply 10 by 1.0408427308.
- What is a Fluid Ounce (US)?
- The US fluid ounce equals approximately 29.57 mL. It is commonly used for beverage and liquid measurements.
- What is a Fluid Ounce (UK)?
- The Fluid Ounce (UK) (symbol: fl oz (UK)) is a recognized unit in the US Customary / Imperial measurement framework, utilized within volume applications for precision and standardized data representation.
- What are the common uses of Fluid Ounce (US)?
- The Fluid Ounce (US) is commonly used in beverages, cooking, cocktails.
Related Volume Conversions
Cite this page
UnitConvertLab. (2026). 9 Fluid Ounce (US) to Fluid Ounce (UK). UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/9-fluid_ounce_us-to-fluid_ounce_uk