Gallons to Fluid Ounces

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

gal
fl oz
1 gallons (gal) = 128.000067628 fluid ounces (fl oz)
Round to:
Step-by-Step Solution
1Write the conversion factor:
1 gallon = 128.000067628 fluid ounces
2Multiply the value by the conversion factor:
1 × 128.000067628 = 128.000067628
3Result:
1 gallons (gal) = 128.000067628 fluid ounces (fl oz)
↔ Fluid Ounces to Gallons

How to Convert gallons to fluid ounces

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

The Formula

fluid ounces = gallons × 128.000067628

Key Fact

1 gallon = 128.000067628 fluid ounces

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

gallons to fluid ounces Table

gallonsfluid ounces
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 in Other Units

Unit1 gal =
Gallons to Milliliters3785.41 mL
Gallons to Liters3.78541 L
Gallons to Deciliters37.8541 dL
Gallons to Centiliters378.541 cL
Gallons to Teaspoons767.999886385 tsp
Gallons to Tablespoons255.999269619 tbsp
Gallons to Fluid Ounces128.000067628 fl oz
Gallons to Cups16.0000084535 cup
Gallons to Pints8.00000422676 pt
Gallons to Quarts3.99999788662 qt
Gallons to Teaspoons (UK)639.493258596 tsp(UK)
Gallons to Tablespoons (UK)213.16405942 tbsp(UK)
Gallons to Cups (UK)13.3227630917 cup(UK)

Related Conversions

Cups to MillilitersMilliliters to CupsTablespoons to MillilitersMilliliters to TablespoonsTeaspoons to MillilitersMilliliters to TeaspoonsCups to TablespoonsTablespoons to CupsTablespoons to TeaspoonsTeaspoons to Tablespoons