1 L to Fluid oz (US)
1 L = 33.81 fl oz. Both units measure volume, so this is an exact unit change, not an estimate that depends on what the container is filled with.
1 L × 33.814 = 33.81 fl oz
The formula
Fluid oz (US) = Liters x 33.814, so 1 x 33.814 = 33.81 fl oz
1 L × 33.814 = 33.81 fl oz
To convert 1 L to Fluid oz (US), multiply 1 by 33.814. That single factor works for any figure in Liters, so you can reuse it for a larger or smaller quantity without changing the method.
Reverse the conversion by dividing 33.81 fl oz by 33.814, which returns 1 L. The table below lists the values immediately around 1 L if you need to check a nearby measurement.
Nearby values
Frequently asked questions
1 L is 33.81 fl oz. Multiply 1 by 33.814 to get there.
Multiply the figure in Liters by 33.814. For 1 L, that gives 33.81 fl oz.
The conversion itself is exact, since both units are fixed by definition. The displayed 33.81 fl oz is rounded for readability, so a long decimal may be trimmed.