Fluid Ounces to Imperial Fluid Ounces
Convert Fluid Ounces to Imperial Fluid Ounces instantly. Free online volume unit converter with exact formula, conversion table and FAQ.
Reserved for a responsive leaderboard above the conversion details.
Professional calculator style
World-scale conversion engine
Converter
Length Converter
Convert metric, imperial, and nautical distance units.
Use the converter to see the formula.
Results update instantly for Fluid Ounces to Imperial Fluid Ounces conversions.
Reserved above the conversion cards and below the converter.
Formula
fl oz (UK) = fl oz × 1.04084273079
fl oz = fl oz (UK) ÷ 1.04084273079
Conversion table
| 1 fl oz | 1.04084 fl oz (UK) |
| 5 fl oz | 5.20421 fl oz (UK) |
| 10 fl oz | 10.4084 fl oz (UK) |
| 20 fl oz | 20.8169 fl oz (UK) |
| 50 fl oz | 52.0421 fl oz (UK) |
| 100 fl oz | 104.084 fl oz (UK) |
| 500 fl oz | 520.421 fl oz (UK) |
| 1000 fl oz | 1040.84 fl oz (UK) |
Related conversions
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many Imperial Fluid Ounces are in one Fluid Ounce?
One Fluid Ounce equals 1.04084273079 fl oz (UK).
How do I convert Fluid Ounces to Imperial Fluid Ounces?
Multiply the value in Fluid Ounces by 1.04084273079 to get Imperial Fluid Ounces. Formula: fl oz (UK) = fl oz × 1.04084273079.
Is this Fluid Ounces to Imperial Fluid Ounces conversion exact?
Yes. It is based on internationally recognized unit definitions, so the factor 1.04084273079 is exact to the precision shown.
When is Fluid Ounces to Imperial Fluid Ounces commonly used?
It is commonly used for fuel, beverages, cooking, water storage, agriculture, laboratories, and everyday industrial liquid measurements.
Reserved between the FAQ and the article so the page stays balanced.
About this conversion
The Fluid Ounce and the Imperial Fluid Ounce are both units of volume. The US fluid ounce is a small customary volume unit commonly used for beverages, medicine dosages, and cooking ingredients. The imperial fluid ounce is the British counterpart of the fluid ounce, used for bottled drinks and recipes in the UK. To convert, multiply the Fluid Ounces value by 1.04084273079 (formula: fl oz (UK) = fl oz × 1.04084273079). It is commonly used for fuel, beverages, cooking, water storage, agriculture, laboratories, and everyday industrial liquid measurements. This conversion factor is derived directly from the internationally accepted metric and customary unit definitions, so results are precise and repeatable.