Conversion formula

The conversion factor from fluid ounces to cubic inches is 1.804687499996, which means that 1 fluid ounce is equal to 1.804687499996 cubic inches:

1 fl oz = 1.804687499996 in3

To convert 1 fluid ounce into cubic inches we have to multiply 1 by the conversion factor in order to get the volume amount from fluid ounces to cubic inches. We can also form a simple proportion to calculate the result:

1 fl oz → 1.804687499996 in3

1 fl oz → V_(in3)

Solve the above proportion to obtain the volume V in cubic inches:

V_(in3) = 1 fl oz × 1.804687499996 in3

V_(in3) = 1.804687499996 in3

The final result is:

1 fl oz → 1.804687499996 in3

We conclude that 1 fluid ounce is equivalent to 1.804687499996 cubic inches:

1 fluid ounce = 1.804687499996 cubic inches

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cubic inch is equal to 0.55411255411377 × 1 fluid ounce.

Another way is saying that 1 fluid ounce is equal to 1 ÷ 0.55411255411377 cubic inches.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that one fluid ounce is approximately one point eight zero five cubic inches:

1 fl oz ≅ 1.805 in3

An alternative is also that one cubic inch is approximately zero point five five four times one fluid ounce.

Conversion table

fluid ounces to cubic inches chart

For quick reference purposes, below is the conversion table you can use to convert from fluid ounces to cubic inches