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oz to mL Converter

volume converter

Instant conversion. Swap anytime.

Converted value

29.57353mL

Assumes US fluid ounces by default and shows Imperial comparison at 6-decimal precision.

Inputsfl oz -> mL6 decimalsLive
Live conversion

Exact basis: 1 US fl oz = 29.5735295625 mL and 1 Imperial fl oz = 28.4130625 mL. Commas and scientific notation are supported (for example 1,234.5 or 1e-3).

Conversion updates automatically as you change value, units, or precision.

Advanced options
Batch conversion

Convert multiple values only when you need them, without crowding the main workflow.

Examples

Conversion details

Formula and exact relation

  • 1 fl oz = 29.5735295625 mL
  • 1 mL = 0.033814022702 fl oz

Formula form: mL = fl oz × 29.5735295625. Display rounding follows your selected precision and does not change base conversion math.

Context outputs

  • US fluid ounce basis

    1 fl oz (US)

  • Milliliters (US fl oz)

    29.57353 mL

  • Milliliters (Imperial fl oz)

    28.413063 mL

  • US cups

    0.125 cup

Quick table (fl ozmL)

fl ozmL
129.57353
259.147059
4118.294118
8236.588237
12354.882355
16473.176473
32946.352946

US fluid ounce quick table (oz → mL)

This page defaults to US fluid ounces and includes Imperial mL for reference.

fl oz (US)mL (US basis)mL (Imp basis)US cups
129.5735328.4130630.125
259.14705956.8261250.25
4118.294118113.652250.5
8236.588237227.30451
12354.882355340.956751.5
16473.176473454.6092
32946.352946909.2184
Formula
milliliters = fluid ounces × 29.5735295625
  • One US fluid ounce equals 29.5735295625 mL.
  • Multiply fl oz by this value.
  • Output is milliliters.
Example

Worked example: 12 fl oz to mL

  1. 1 12 × 29.5735295625 = 354.88235475
  2. 2 Unit = mL
  3. 3 Round as needed

12 fl oz is about 354.882 mL.

How
  1. Enter fluid ounces.
  2. Keep default conversion fl oz to mL, or swap when you need mL to oz.
  3. Read metric output immediately, then copy the result or detailed report if needed.
Avoid
  • Confusing fl oz with oz (mass).
  • Using UK ounce assumptions unintentionally.
  • Rounding early when batching liquids.
Table
Conversion Result
1 fl oz to mL 29.5735 mL
2 fl oz to mL 59.1471 mL
4 fl oz to mL 118.2941 mL
8 fl oz to mL 236.5882 mL
16 fl oz to mL 473.1765 mL
32 fl oz to mL 946.3529 mL
FAQ
Does this convert US ounces?

Yes, this tool uses US fluid ounce definitions and shows Imperial reference details for comparison.

Can I convert cooking measurements?

Yes, this is commonly used for kitchen, beverage, and nutrition-label conversions.

Is this for mass ounces?

No, this page is for fluid volume ounces, not weight ounces.

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