Convert Gallon Us (gal) to Fluid Ounce (floz)
To convert Gallon Us to Fluid Ounce, multiply the value by 128. For example, 1 Gallon Us = 128 floz and 10 Gallon Us = 1,279.999998 floz. Both Gallon Us and Fluid Ounce are units of Volume. Enter any value above for an instant, accurate result.
One Gallon Us equals 128 floz.
Use the formula: floz = gal × 128.