Gallons to Fluid ounces Converter

1 gallon = 128 fluid ounces

Answer
1 gal = 128 fl oz
⇄ Swap: convert fluid ounces to gallons

How to convert gallons to fluid ounces

fluid ounces = gallons × 128

Example: 10 gallons = 1,280 fluid ounces. Type any value above to get an instant answer, or use the chart below for common amounts.

Gallons to fluid ounces chart

Gallons (gal)Fluid ounces (fl oz)
1128
2256
3384
5640
101,280
151,920
202,560
253,200
506,400
759,600
10012,800
25032,000
50064,000
1,000128,000

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