27 Oz to Cups
27 US fluid ounces equals 3.375 US cups (3 3/8 cup). Change the amount, swap units, or copy the result. Fluid volume only, not weight ounces.
Best solution
Default conversion: 27 US fl oz is 3 3/8 cup (3.375 cups); 54 US tbsp / approximately 798.49 mL.
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Calculation for 27 US fl oz
27 US fl oz ÷ 8 = 3.375 US cups = 3 3/8 cup. 27 US fl oz × 2 = 54 US tablespoons.
The cup fraction is exact for this whole-number fluid-ounce input. The milliliter equivalent is 27 × 29.5735295625, rounded to 798.49 mL. Weight ounces require ingredient-specific data and are not converted here.
All volume units in this converter are US customary units. The primary decimal is rounded to four places and milliliters to two. For arbitrary inputs, the displayed cup fraction is a nearby fraction with a denominator up to 16, not necessarily an exact equivalent. This does not convert weight ounces or Imperial fluid ounces. NIST unit conversion reference.
Real-World Context & Technical Standards
European 800 mL Canteen
Traditional European 800 mL aluminum hiking canteens and trail flasks hold roughly 27 fluid ounces of water.
Three and Three-Eighths Cups
27 fluid ounces equals 3 3/8 cups, suitable for preparing double batches of pancake and waffle batter.
Compare nearby values
Frequently Asked Questions
How many cups is 27 oz of liquid?
There are 8 fluid ounces in 1 US cup. Dividing 27 by 8 gives 3.375 cups (or 3 3/8 cup).
How many tablespoons is 27 fl oz?
Each US fluid ounce equals 2 US tablespoons. Therefore, 27 US fl oz = 54 US tablespoons.
Can I convert 27 ounces by weight to cups here?
No. This tool converts volume, not mass. If 27 oz is a scale reading or a package's net weight, cups depend on the ingredient's density. A volume measured in US fluid ounces still follows the same volume ratio, regardless of the ingredient.
Does this use a metric cup or Imperial fluid ounce?
Neither. This tool uses US customary cups and US fluid ounces. Check the unit system in your recipe before using the result; different cup or fluid-ounce definitions are not interchangeable.