Volume · Unit Converter

Convert US Fluid Ounce to Cubic Meter

Convert us fluid ounces to cubic meters instantly. 1 us fluid ounce = 2.957353e-5 cubic meter — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Cubic Meter to US Fluid Ounce converter for the reverse conversion.

Written by Sunith Babu L, Ph.D., Lead Engineer Reviewed by Dr. Jaya Christiyan K G, Ph.D.
Volume category 2 min read Published Last reviewed Updated

Units explained

US Customary (Liquid)

US Fluid Ounce

What is a us fluid ounce?

A US fluid ounce is 1/128 of a US gallon (29.5735 mL).

Origin of the us fluid ounce

Derived from the gallon subdivision; distinct from the slightly smaller UK fluid ounce.

Where it is used

Standard for US beverage and nutrition labeling.

When and where it was developed

English customary; US since 1824.

Metric / SI

Cubic Meter

What is a cubic meter?

The cubic meter is the SI derived unit of volume: the volume of a cube one meter on each edge. It is the anchor for all volume conversions.

Origin of the cubic meter

Defined from the meter, the SI base unit of length, fixed by the speed of light since 1983.

Where it is used

The standard scientific and industrial unit of volume worldwide; used for water, gas, concrete and freight.

When and where it was developed

SI base derivation.

US Fluid Ounce to Cubic Meter conversion formula

The relationship between us fluid ounces and cubic meters:

1 fl oz = 2.957353e-5 m³
1 m³ = 33814.022701843 fl oz

To convert us fluid ounces to cubic meters, multiply the value in us fluid ounces by 2.957353e-5. To reverse, multiply cubic meters by 33814.022701843.

How to use this converter

Type a value into the calculator. The result in cubic meters updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Cubic Meter to US Fluid Ounce converter for the reverse direction.

Step-by-step: convert us fluid ounces to cubic meters

  1. Write down the value in us fluid ounces (fl oz).
  2. Multiply that value by the factor 2.957353e-5.
  3. The product is the equivalent value in cubic meters (m³).
  4. To reverse, multiply the cubic meter value by 33814.022701843.

Worked examples

Example 1 — Convert 1 fl oz to m³:
1 × 2.957353e-5 = 2.957353e-5 m³

Example 2 — Convert 100 fl oz to m³:
100 × 2.957353e-5 = 0.002957353 m³

Real-world example — Macro-scale buildup

A million us fluid ounces equals exactly one cubic meter — the conversion that bridges microscale features and macroscale objects in microfluidic, biomedical, and semiconductor packaging design.

1000000 fl oz × 2.957353e-5 = 29.5735295625 m³

Real-world example — Quarter-meter measurement reference

A 250,000-us fluid ounce length equals 0.25 cubic meters — useful for comparing supply-chain spec sheets where some lengths are quoted in the smaller unit and some in the larger.

250000 fl oz × 2.957353e-5 = 7.3933823906 m³

Real-world example — From microscopic to macroscopic

A million us fluid ounces equals exactly one cubic meter. This kind of conversion appears in microfluidics, where total channel length is given in cubic meters but feature widths are in us fluid ounces.

1000000 fl oz × 2.957353e-5 = 29.5735295625 m³

US Fluid Ounce to Cubic Meter conversion table

Standard reference values for converting us fluid ounces to cubic meters:

US Fluid Ounce [fl oz]Cubic Meter [m³]
0.012.957353e-7
0.12.957353e-6
12.957353e-5
25.914706e-5
38.872059e-5
40.0001182941
50.0001478676
100.0002957353
200.0005914706
300.0008872059
400.0011829412
500.0014786765
1000.002957353
5000.0147867648
10000.0295735296

Frequently asked questions

How many cubic meters is 1 us fluid ounce?
1 us fluid ounce equals 2.957353e-5 cubic meter.
How do I convert us fluid ounces to cubic meters?
Multiply the value in us fluid ounces by 2.957353e-5 to get cubic meters.
How do I convert cubic meters back to us fluid ounces?
Multiply the value in cubic meters by 33814.022701843, or use the Cubic Meter to US Fluid Ounce converter.
How many cubic meters is 100 us fluid ounces?
100 us fluid ounces equals 0.002957353 cubic meters, because 100 × 2.957353e-5 = 0.002957353.

Convert US Fluid Ounce to other volume units

Show all US Fluid Ounce conversions

Sources & references

Conversion factor (1 fl oz = 2.957353e-5 m³) verified against the following authoritative sources:

Results are provided for general reference. Verify critical measurements against an authoritative standard.