US fluid ounces to US gallons Converter
Convert us fluid ounces (fl oz) to us gallons (gal) instantly. Volume conversions help with baking from American recipes, comparing petrol prices quoted per gallon abroad with pump prices per litre here, and reading PUB water bills in cubic metres.
Result
- US gallons
- 0.007812 gal
How to use the us fluid ounces to us gallons converter
- Enter the us fluid ounces (fl oz).
- The results update as you type, or press Calculate.
- Read the us gallons first, then the supporting figures below it.
Formula
US gallons = us fluid ounces × 0.0078124959
Worked example
For example, with these inputs:
- US fluid ounces (fl oz): 1
the calculator returns:
- US gallons: 0.007812 gal
US fluid ounces to US gallons table
| US fluid ounces | US gallons |
|---|---|
| 1 fl oz | 0.007812 gal |
| 2 fl oz | 0.015625 gal |
| 5 fl oz | 0.039062 gal |
| 10 fl oz | 0.078125 gal |
| 20 fl oz | 0.15625 gal |
| 25 fl oz | 0.195312 gal |
| 50 fl oz | 0.390625 gal |
| 100 fl oz | 0.78125 gal |
| 250 fl oz | 1.9531 gal |
| 500 fl oz | 3.9062 gal |
| 1,000 fl oz | 7.8125 gal |
About this conversion
Volume conversions help with baking from American recipes, comparing petrol prices quoted per gallon abroad with pump prices per litre here, and reading PUB water bills in cubic metres.
Many conversion factors are exact by definition. The inch has been defined as exactly 2.54 centimetres since 1959, and the pound as exactly 0.45359237 kilograms, so conversions involving them can be as precise as you need.
A conversion table is handy for common values, but a calculator is faster and avoids interpolation errors for anything in between.
Frequently asked questions
How many us gallons are in one us fluid ounce?
1 fl oz = 0.007812 gal.
How do I convert fl oz to gal?
US gallons = us fluid ounces × 0.0078124959.