Convert fluid ounces to litres — with millilitres, gallons and cups shown together.
litres
Common values
| Fluid ounces (US) | Litres |
|---|---|
| 1 fluid ounces (us) | 0.0296 litres |
| 2 fluid ounces (us) | 0.0591 litres |
| 5 fluid ounces (us) | 0.1479 litres |
| 10 fluid ounces (us) | 0.2957 litres |
| 25 fluid ounces (us) | 0.7393 litres |
| 50 fluid ounces (us) | 1.4787 litres |
| 100 fluid ounces (us) | 2.9574 litres |
How to use this tool
Type any non-negative number, including decimals.
The tool starts on fluid ounces (us) to litres, but every unit in the family is available in both dropdowns.
The result is shown in the target unit plus the rest of the family, so you rarely need a second conversion.
Tap Swap to flip the direction, or just pick the units the other way round.
Formula & worked example
33.814 fluid ounces (us) = 1.0000 litres.
Limitations — read this before you rely on it
Factors are exact definitions (e.g. 1 inch = 2.54 cm, 1 lb = 453.59237 g). Display rounding follows your decimal-places setting; the underlying value is not rounded.
Frequently asked questions
Multiply by 0.0295735. 33.814 fluid ounces (us) = 1.0000 litres.
33.814 fluid ounces (us) = 1.0000 litres.
Yes — tap Swap, or choose the units in reverse order. Every unit in the family works in both directions.
Yes, they use the internationally defined factors (for example 1 inch = 2.54 cm exactly, 1 pound = 453.59237 grams exactly).
Almost always display rounding. Change the decimal-places setting under Advanced options to see more digits.