Convert US Fluid Ounce to US Gallon
Use this free converter to change us fluid ounces (fl oz) into us gallons (gal). Us fluid ounce and us gallon both measure volume. As a quick reference, 1 fl oz equals 0.0078125 gal, and 1 gal equals 128 fl oz.
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US Gallon (gal)
0.0078125
1 fl oz = 0.0078125 gal
Volume conversion table
| US Fluid Ounce | US Gallon |
|---|---|
| 0.01 | 0.000078125 |
| 0.1 | 0.00078125 |
| 0.5 | 0.00390625 |
| 1 | 0.0078125 |
| 2 | 0.015625 |
| 3 | 0.0234375 |
| 5 | 0.0390625 |
| 10 | 0.078125 |
| 20 | 0.15625 |
| 25 | 0.1953125 |
| 50 | 0.390625 |
| 100 | 0.78125 |
| 1,000 | 7.8125 |
How to convert US Fluid Ounce to US Gallon
Multiply the us fluid ounce value by 0.0078125 to get us gallons.
- Enter the number of us fluid ounces you want to convert.
- The converter instantly shows the equivalent value in us gallons.
- Worked example: 15 fl oz × 0.0078125 = 0.1171875 gal.
- Use the swap button to reverse the conversion (us gallon to us fluid ounce).
About these units
US Fluid Ounce (fl oz)
- Definition
- A US fluid ounce (fl oz) is a volume unit of about 29.57 milliliters, one sixteenth of a US pint.
- History
- It originated as the volume of one ounce of wine or water and was later fixed by definition.
- Current use
- Fluid ounces label drinks and cosmetics and appear in US recipes.
US Gallon (gal)
- Definition
- A US gallon (gal) is a unit of volume equal to 3.785411784 liters, or 128 US fluid ounces.
- History
- It is based on the old English wine gallon of 231 cubic inches, adopted by the United States.
- Current use
- US gallons measure fuel, milk, and paint in the United States.
Frequently asked questions
How many us gallons are in a us fluid ounce?
There are 0.0078125 gal in 1 fl oz. To convert, multiply the number of us fluid ounces by 0.0078125.
How do I convert us fluid ounces to us gallons?
Multiply the us fluid ounce value by 0.0078125 to get us gallons. For example, 10 fl oz = 0.078125 gal.
Is this us fluid ounce-to-us gallon converter free?
Yes. This converter is completely free, runs entirely in your browser, and requires no sign-up. Your inputs never leave your device.
Convert US Fluid Ounce to other volume units
| Unit | 1 US Fluid Ounce equals |
|---|---|
| Liter (L) | 0.02957353 L |
| Milliliter (mL) | 29.57353 mL |
| Cubic Meter (m³) | 0.00002957353 m³ |
| Cubic Centimeter (cm³) | 29.57353 cm³ |
| US Gallon (gal) | 0.0078125 gal |
| Imperial Gallon (imp gal) | 0.0065052671 imp gal |
| US Quart (qt) | 0.03125 qt |
| US Pint (pt) | 0.0625 pt |
| US Cup (cup) | 0.125 cup |
| Tablespoon (tbsp) | 2 tbsp |
| Teaspoon (tsp) | 6 tsp |