Please provide values below to convert US Gallon [gal] to US Fluid Ounce [fl oz], or vice versa.
1 US Gallon (gal) = 128.0000676 US Fluid Ounce (fl oz)
1 US Fluid Ounce (fl oz) = 0.007812495872 US Gallon (gal)
Example: convert 15 US Gallon (gal) to US Fluid Ounce (fl oz):
15 US Gallon (gal) = 15 × 128.0000676 US Fluid Ounce (fl oz) = 1,920.001014 US Fluid Ounce (fl oz)
A US gallon equals 3.78541 liters. It is the standard gallon used in the United States.
| US Gallon [gal] | US Fluid Ounce [fl oz] |
|---|---|
| 1 gal | 128.0000676 fl oz |
| 2 gal | 256.0001353 fl oz |
| 5 gal | 640.0003381 fl oz |
| 10 gal | 1,280.000676 fl oz |
| 20 gal | 2,560.001353 fl oz |
| 50 gal | 6,400.003381 fl oz |
| 100 gal | 12,800.00676 fl oz |
| 200 gal | 25,600.01353 fl oz |
| 500 gal | 64,000.03381 fl oz |
| 1000 gal | 128,000.0676 fl oz |
Enter the input value, choose source and target units, and read the converted result shown instantly.
Converted Value = Input Value × (From Unit Factor / To Unit Factor). For non-linear domains, category-specific standard formulas are applied.
If 1 source unit equals 1000 target units, then 2 source units equal 2000 target units. Use the live converter above for exact values.
Q: Is this conversion accurate?
A: Yes, it uses fixed reference factors or tested standard formulas.
Q: Can I reverse the conversion?
A: Yes, swap the units or use the reverse conversion direction.