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Gallons to Fluid Ounces Converter

Quick converter
1 gallon = 128 fluid ounces

Questions people ask

How many fluid ounces in a gallon?

1 gallon = 128 fluid ounces.

How many fluid ounces in a gallon and a half?

1.5 gallons = 192 fluid ounces.

How to convert gallons to fluid ounces?

Use fl oz = gal × 128 — or type the number into the converter above.

Gallons to fluid ounces table
GallonsFluid ounces
0.1 gal12.8 fl oz
0.5 gal64 fl oz
1 gal128 fl oz
2 gal256 fl oz
3 gal384 fl oz
4 gal512 fl oz
5 gal640 fl oz
6 gal768 fl oz
7 gal896 fl oz
8 gal1,024 fl oz
9 gal1,152 fl oz
10 gal1,280 fl oz
15 gal1,920 fl oz
20 gal2,560 fl oz
25 gal3,200 fl oz
30 gal3,840 fl oz
40 gal5,120 fl oz
50 gal6,400 fl oz
75 gal9,600 fl oz
100 gal12,800 fl oz
250 gal32,000 fl oz
500 gal64,000 fl oz
1,000 gal128,000 fl oz

Other direction: Fluid ounces to gallons.

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