Gallons (US) to Fluid ounces
Convert gal to fl oz. 1 gallon (us) = 128 fl oz, and 1 fluid ounce = 0.0078125 gal.
Formula Multiply the value in gallons (us) by 128. Gallons (US) to Fluid ounces table
1 gallon (us) in every unit
| Milliliters | 3,785.411784 | ml |
|---|---|---|
| Cubic centimeters | 3,785.411784 | cm³ |
| Liters | 3.785411784 | L |
| Cubic meters | 0.003785411784 | m³ |
| Teaspoons | 768 | tsp |
| Tablespoons | 256 | tbsp |
| Fluid ounces | 128 | fl oz |
| Cups | 16 | cup |
| Pints | 8 | pt |
| Quarts | 4 | qt |
| Gallons (UK) | 0.832674184629 | gal UK |
| Pints (UK) | 6.66139347703 | pt UK |
| Fluid ounces (UK) | 133.227869541 | fl oz UK |
| Cubic inches | 231 | in³ |
| Cubic feet | 0.133680555556 | ft³ |
Cups, pints, quarts, gallons, fluid ounces and spoons are US customary measures unless marked UK.
How to convert gallons (us) to fluid ounces
Multiply the value in gallons (us) by 128.
For example, 10 gal = 1,280 fl oz, and 10 fl oz = 0.078125 gal.
Frequently asked questions
How many fluid ounces are in one gallon (us)?
1 gallon (us) = 128 fl oz.
What is 10 gal in fl oz?
10 gal = 1,280 fl oz.
How do I convert fl oz back to gal?
Divide the value in fluid ounces by 128. 1 fluid ounce = 0.0078125 gal.
Gallons (US) to Fluid ounces table
| Gallons (US) (gal) | Fluid ounces (fl oz) |
|---|---|
| 0.1 | 12.8 |
| 0.5 | 64 |
| 1 | 128 |
| 2 | 256 |
| 3 | 384 |
| 4 | 512 |
| 5 | 640 |
| 6 | 768 |
| 7 | 896 |
| 8 | 1,024 |
| 9 | 1,152 |
| 10 | 1,280 |
| 15 | 1,920 |
| 20 | 2,560 |
| 25 | 3,200 |
| 30 | 3,840 |
| 50 | 6,400 |
| 75 | 9,600 |
| 100 | 12,800 |
| 250 | 32,000 |
| 500 | 64,000 |
| 1,000 | 128,000 |
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