US Fluid Ounces to Cubic Inches Converter
Convert US fluid ounces (fl oz) to cubic inches (in³), with the formula, a conversion table and exact factors.
Change the values and press Calculate to work out your own figures.
Enter a volume, choose its unit and the unit you want. The answer is exact until it is shown, and the same value appears in every other unit.
Show the working
- 1 fl oz = 1.8046875 in³
- 1 × 1.8046875 = 1.8046875 in³
How to convert us fluid ounces to cubic inches
1 fl oz = 1.8046875 in³, so multiply by 1.8046875 to go from US fluid ounces to cubic inches. Going the other way, 1 in³ = 0.554112554113 fl oz.
in³ = fl oz × 1.8046875 fl oz = in³ × 0.554112554113
Worked example:
1 fl oz = 1.8046875 in³ 5 × 1.8046875 = 9.0234375 in³
US Fluid Ounces to cubic inches table
| US Fluid Ounces | Cubic Inches |
|---|---|
| 1 fl oz | 1.8046875 in³ |
| 2 fl oz | 3.609375 in³ |
| 3 fl oz | 5.4140625 in³ |
| 4 fl oz | 7.21875 in³ |
| 5 fl oz | 9.0234375 in³ |
| 6 fl oz | 10.828125 in³ |
| 7 fl oz | 12.6328125 in³ |
| 8 fl oz | 14.4375 in³ |
| 9 fl oz | 16.2421875 in³ |
| 10 fl oz | 18.046875 in³ |
| 15 fl oz | 27.0703125 in³ |
| 20 fl oz | 36.09375 in³ |
| 25 fl oz | 45.1171875 in³ |
| 30 fl oz | 54.140625 in³ |
| 40 fl oz | 72.1875 in³ |
| 50 fl oz | 90.234375 in³ |
| 75 fl oz | 135.3515625 in³ |
| 100 fl oz | 180.46875 in³ |
| 250 fl oz | 451.171875 in³ |
| 500 fl oz | 902.34375 in³ |
| 1000 fl oz | 1,804.6875 in³ |
About the units
- US Fluid Ounces (fl oz)
- US fluid ounces, a US customary unit. Definition: NIST Handbook 44 Appendix C (US customary units; US gallon = 231 in³).
- Cubic Inches (in³)
- Cubic inches, a US customary unit. Definition: NIST Handbook 44 (2024), Appendix C: General Tables of Units of Measurement.
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