🧪 cup to fl oz — US Cup to Fluid Ounce Converter

Convert volume units — liters, gallons, cups, milliliters, cubic meters, pints, quarts.

Formula 1 cup = 8 fl oz
UnitNameValue
L Liter 0.236588
mL Milliliter 236.588
Cubic Meter 0.000236588
gal(US) US Gallon 0.062499967
gal(UK) UK Gallon 0.052042085
qt US Quart 0.24999974
pt US Pint 0.5
fl oz Fluid Ounce 8

About US Cup to Fluid Ounce Conversion

The US Cup (cup) and the Fluid Ounce (fl oz) are both units of volume. Converting between them is straightforward using the formula above.

Formula: 1 cup = 8 fl oz

This converter uses internationally recognized conversion factors. All calculations are performed client-side in your browser — no data is sent to any server.

Frequently Asked Questions

How do I convert US Cup to Fluid Ounce?

Use the converter above — enter your value in US Cup and the result appears instantly in Fluid Ounce. The formula is: 1 cup = 8 fl oz

How many Fluid Ounce are in 100 US Cup?

100 cup = 800 fl oz

What is 1 US Cup in Fluid Ounce?

1 cup = 8 fl oz

Is this US Cup to Fluid Ounce converter free?

Yes — Unitafy is completely free, requires no signup, and works instantly in your browser.