Convert Fluid Ounce (UK) to US gallons
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) = 0.00750595 US gallons
US gallons = Fluid Ounce (UK) × 0.0075059469
Convert any amount
Fluid Ounce (UK) to US gallons table
| Fluid Ounce (UK) | US gallons |
|---|---|
| 0.25 Fluid Ounce (UK) | 0.00187649 US gallons |
| 0.5 Fluid Ounce (UK) | 0.00375297 US gallons |
| 1 Fluid Ounce (UK) | 0.00750595 US gallons |
| 2 Fluid Ounce (UK) | 0.0150119 US gallons |
| 3 Fluid Ounce (UK) | 0.0225178 US gallons |
| 4 Fluid Ounce (UK) | 0.0300238 US gallons |
| 5 Fluid Ounce (UK) | 0.0375297 US gallons |
| 10 Fluid Ounce (UK) | 0.0750595 US gallons |
| 20 Fluid Ounce (UK) | 0.150119 US gallons |
| 25 Fluid Ounce (UK) | 0.187649 US gallons |
| 50 Fluid Ounce (UK) | 0.375297 US gallons |
| 100 Fluid Ounce (UK) | 0.750595 US gallons |
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 If your figure came from a land record, invoice or historical document rather than a calculator, check these before assuming a single standard.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 US gallonsHistorically reconstructed
- Teaspoon (Metric) to US gallonsConventional value
- Tablespoon (Metric) to US gallonsConventional value
- Cup (UK/Imperial) to US gallonsConventional value
- Cup (Metric) to US gallonsConventional value
- Gallon (UK) to US gallonsConventional value
- Gallon (US) to US gallonsConventional value
- Pint (UK) to US gallonsConventional value
Related conversions
Frequently asked
How many US gallons are in a Fluid Ounce (UK)?
1 Fluid Ounce (UK) = 0.00750595 US gallons. Multiply the number of Fluid Ounce (UK) by 0.0075059469 to get US gallons.
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 US gallons. UnitConvertLab. Retrieved from https://unitconvertlab.com/regional/fl-oz-uk-to-us-gallon
Report an incorrect value or source
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