Convert Fluid Ounce (UK) to litres
Western Europe · Cooking Measures · active · modern
Conventional value The unit is customary but its modern value is settled and widely cited; the arithmetic itself is exact.
1 Fluid Ounce (UK) = 0.0284131 litres
litres = Fluid Ounce (UK) × 0.0284131
Convert any amount
Fluid Ounce (UK) to litres table
| Fluid Ounce (UK) | litres |
|---|---|
| 0.25 Fluid Ounce (UK) | 0.00710328 litres |
| 0.5 Fluid Ounce (UK) | 0.0142066 litres |
| 1 Fluid Ounce (UK) | 0.0284131 litres |
| 2 Fluid Ounce (UK) | 0.0568262 litres |
| 3 Fluid Ounce (UK) | 0.0852393 litres |
| 4 Fluid Ounce (UK) | 0.113652 litres |
| 5 Fluid Ounce (UK) | 0.142066 litres |
| 10 Fluid Ounce (UK) | 0.284131 litres |
| 20 Fluid Ounce (UK) | 0.568262 litres |
| 25 Fluid Ounce (UK) | 0.710328 litres |
| 50 Fluid Ounce (UK) | 1.42066 litres |
| 100 Fluid Ounce (UK) | 2.84131 litres |
About the Fluid Ounce (UK)
UK fl oz = 28.41ml. Slightly smaller than US.
- Symbol
- fl oz UK
- Value in SI
- 1 Fluid Ounce (UK) = 0.0284131 litre
- Typical use
- cooking
- Source
- UnitConvertLab measurement atlas
Every atlas conversion routes through the SI litre. See our methodology and data provenance pages for how these values are sourced and verified.
Related units and variant risk
Other cooking measures units in the Western Europe family, least settled first. If your figure came from a land record, invoice or historical document rather than a calculator, check these before assuming a single standard.
- Gill (UK) to litresHistorically reconstructed
- Teaspoon (Metric) to litresConventional value
- Tablespoon (Metric) to litresConventional value
- Cup (UK/Imperial) to litresConventional value
- Cup (Metric) to litresConventional value
- Gallon (UK) to litresConventional value
- Gallon (US) to litresConventional value
- Pint (UK) to litresConventional value
Related conversions
Frequently asked
How many litres are in a Fluid Ounce (UK)?
1 Fluid Ounce (UK) = 0.0284131 litres. Multiply the number of Fluid Ounce (UK) by 0.0284131 to get litres.
What is Fluid Ounce (UK) used for?
UK fl oz = 28.41ml. Slightly smaller than US. It is classified as active and dates from the modern period.
Is the Fluid Ounce (UK) value exact?
Yes for practical purposes. UnitConvertLab converts every atlas unit through the SI litre, so the arithmetic itself introduces no rounding beyond the digits shown.
How reliable is this Fluid Ounce (UK) conversion?
Conventional value — The unit is customary but its modern value is settled and widely cited; the arithmetic itself is exact. Source: UnitConvertLab measurement atlas.
Cite this page
UnitConvertLab. (2026). Convert Fluid Ounce (UK) to litres. UnitConvertLab. Retrieved from https://unitconvertlab.com/regional/fl-oz-uk-to-liter
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