Gallons to Fluid Ounces

Convert gallons (us) (gal) to fluid ounces (us) (fl oz) with formulas, examples, and conversion tables.

gal
fl oz
1 gallons (us) (gal) = 128.000067628 fluid ounces (us) (fl oz)
Round to:
Cups + fl oz:16 cups
Step-by-Step Solution
1Write the conversion factor:
1 gallon (us) = 128.000067628 fluid ounces (us)
2Multiply the value by the conversion factor:
1 × 128.000067628 = 128.000067628
3Result:
1 gallons (us) (gal) = 128.000067628 fluid ounces (us) (fl oz)

How to Convert gallons (us) to fluid ounces (us)

To convert gallons (us) to fluid ounces (us), multiply the value by 128.000067628.

The Formula

fluid ounces (us) = gallons (us) × 128.000067628

Key Fact

1 gallon (us) = 128.000067628 fluid ounces (us)

Tip: To convert fluid ounces (us) back to gallons (us), divide by 128.000067628.

gallons (us) to fluid ounces (us) Table

gallons (us)fluid ounces (us)
1 gal128.000067628 fl oz
2 gal256.000135256 fl oz
5 gal640.000338141 fl oz
10 gal1280.00067628 fl oz
20 gal2560.00135256 fl oz
25 gal3200.0016907 fl oz
50 gal6400.00338141 fl oz
100 gal12800.0067628 fl oz
250 gal32000.016907 fl oz
500 gal64000.0338141 fl oz
1000 gal128000.067628 fl oz

1 gallon (us) in Other Units

Unit1 gal =
Gallons (US) to Kiloliters0.00378541 kL
Gallons to Liters3.78541 L
Gallons to Milliliters3785.41 mL
Gallons (US) to Cubic Centimeters3785.41 cm³
Gallons (US) to Cubic Meters0.00378541
Gallons to Quarts3.99999788662 qt
Gallons to Pints8.00000422676 pt
Gallons to Cups16.0000084535 cup
Gallons to Fluid Ounces128.000067628 fl oz
Gallons (US) to Gallons (UK)0.832673792204 gal (UK)
Gallons (US) to Quarts (UK)3.33070249534 qt (UK)
Gallons (US) to Pints (UK)6.66139326823 pt (UK)
Gallons (US) to Fluid Ounces (UK)133.227630917 fl oz (UK)
Gallons (US) to Tablespoons255.999269619 tbsp
Gallons (US) to Teaspoons767.999886385 tsp
Gallons (US) to Cubic Feet0.13368071251 ft³
Gallons (US) to Cubic Inches230.999383662 in³

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