Convert cubic inches (in³) to US fluid ounces (fl oz (US)).
Volume converter
Instant conversion
Edit either value. Decimals and scientific notation supported.
1
in³
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LitreL
MillilitremL
Cubic metrem³
Cubic centimetrecm³
Cubic footft³
Cubic inchin³
US liquid gallongal (US)
Imperial gallongal (UK)
US fluid ouncefl oz (US)
Imperial fluid ouncefl oz (UK)
US customary cupcup (US)
Metric cupcup (metric)
US liquid pintpt (US)
US liquid quartqt (US)
Imperial pintpt (UK)
Imperial quartqt (UK)
US customary teaspoontsp (US)
US customary tablespoontbsp (US)
Metric teaspoon (5 mL)tsp (metric)
Metric tablespoon (15 mL)tbsp (metric)
Cubic yardyd³
Imperial gillgi (UK)
Imperial peckpk (UK)
Imperial bushelbu (UK)
Imperial fluid drachmfl dr (UK)
Imperial minimminim (UK)
No units found. Try a name or symbol.
0.5541125541
fl oz (US)
esc
LitreL
MillilitremL
Cubic metrem³
Cubic centimetrecm³
Cubic footft³
Cubic inchin³
US liquid gallongal (US)
Imperial gallongal (UK)
US fluid ouncefl oz (US)
Imperial fluid ouncefl oz (UK)
US customary cupcup (US)
Metric cupcup (metric)
US liquid pintpt (US)
US liquid quartqt (US)
Imperial pintpt (UK)
Imperial quartqt (UK)
US customary teaspoontsp (US)
US customary tablespoontbsp (US)
Metric teaspoon (5 mL)tsp (metric)
Metric tablespoon (15 mL)tbsp (metric)
Cubic yardyd³
Imperial gillgi (UK)
Imperial peckpk (UK)
Imperial bushelbu (UK)
Imperial fluid drachmfl dr (UK)
Imperial minimminim (UK)
No units found. Try a name or symbol.
CONVERSION
1 in³ ≈ 0.5541125541 fl oz (US)
6 significant figures
10 significant figures
15 significant figures
Precision changes displayed rounding, not calculation accuracy.
FORMULAfl oz (US) = in³ × 0.554112554112554
FORMULA & EXAMPLES
How to convert Cubic inches to US fluid ounces
fl oz (US) = in³ × 0.554112554112554
Multiply the in³ reading by 0.554112554112554.
Worked examples
1 in³ ≈ 0.5541125541 fl oz (US)
1 × 0.554112554112554 ≈ 0.5541125541
1728 in³ ≈ 957.5064935 fl oz (US)
1728 × 0.554112554112554 ≈ 957.5064935
Frequently asked questions
Is a fluid ounce a mass measurement?
No. A fluid ounce measures volume. Converting it to an ounce or gram of an ingredient requires that ingredient’s density.
Cubic inches to US fluid ounces table
Fixed reference · Cubic inch to US fluid ounce
Reference values use this page’s named pair and default context. Calculator precision and font settings do not change this table.
Cubic inch (in³)
US fluid ounce (fl oz (US))
0
0
0.1
0.05541125541
0.5
0.2770562771
1
0.5541125541
2
1.108225108
5
2.770562771
10
5.541125541
25
13.85281385
50
27.70562771
100
55.41125541
1000
554.1125541
Table results use 10 significant figures; decimal formula coefficients use up to 15. Calculations use the unit definitions before rounding. Extra digits do not improve measurement accuracy.