US Fluid Ounce to Liter Conversion Chart
| US Fluid Ounce (fl oz) | Liter (litres) | Reference Benchmark | Formula Step |
|---|---|---|---|
| 1 fl oz | 0.029574 litres | Standard Single US Spirits Bar Shot Measure | 1 × 0.029574 = 0.029574 l |
| 2 fl oz | 0.059148 litres | Double Cocktail Jigger Pour Liquid Volume | 2 × 0.029574 = 0.059148 l |
| 4 fl oz | 0.118296 litres | Small Medical Infusion Reagent Bottle Measure | 4 × 0.029574 = 0.118296 l |
| 6 fl oz | 0.177444 litres | Standard Coffee House Ceramic Cup Serving | 6 × 0.029574 = 0.177444 l |
| 8 fl oz | 0.236592 litres | One Standard US Customary Fluid Cup Serving | 8 × 0.029574 = 0.236592 l |
| 10 fl oz | 0.29574 litres | Small Ready-to-Drink Fruit Smoothie Bottle | 10 × 0.029574 = 0.29574 l |
| 12 fl oz | 0.354888 litres | Standard US Retail Aluminum Beverage Soda Can | 12 × 0.029574 = 0.354888 l |
| 16 fl oz | 0.473184 litres | One Full US Liquid Pint Draft Beer Glass | 16 × 0.029574 = 0.473184 l |
| 20 fl oz | 0.59148 litres | Venti Size Coffee Beverage Drink Serving | 20 × 0.029574 = 0.59148 l |
| 24 fl oz | 0.709776 litres | Insulated Stainless Sports Hydration Bottle | 24 × 0.029574 = 0.709776 l |
| 32 fl oz | 0.946368 litres | One US Quart Automotive Synthetic Oil Bottle | 32 × 0.029574 = 0.946368 l |
| 40 fl oz | 1.18296 litres | Large Restaurant Beverage Pitcher Liquid Volume | 40 × 0.029574 = 1.18296 l |
| 64 fl oz | 1.892736 litres | Half-Gallon Supermarket Dairy Jug Liquid Measure | 64 × 0.029574 = 1.892736 l |
| 100 fl oz | 2.9574 litres | Commercial Janitorial Cleaning Concentrate Can | 100 × 0.029574 = 2.9574 l |
| 128 fl oz | 3.785472 litres | One Full US Liquid Gallon Container Volume | 128 × 0.029574 = 3.785472 l |
US Fluid Ounce to Liter Formula & Unit Definitions
One US fluid ounce equals exactly 0.0295735296 liters (1 fl oz ≈ 0.029574 L or 29.57 mL). To convert US fluid ounces to liters, multiply by 0.029574. To reverse from liters to US fluid ounces, multiply by 33.814023 (or divide by 0.029574).
Quick Estimation: 33.8 US fluid ounces equal roughly 1 liter. For quick estimation, dividing fluid ounces by 34 gives a remarkably accurate liter approximation.
US Fluid Ounce (fl oz)
US Customary Liquid Unit- Creator & Origin: Codified under Queen Anne’s 1707 British wine gallon as 1/128th of a gallon.
- Standard Definition: Defined by NIST as exactly 29.5735295625 mL (1.8046875 cubic inches).
- Everyday Focus: Soda cans, perfume bottles, medicine cups, and sports hydration bottles.
Liter Scale (L)
Accepted Non-SI Metric Unit- Creator & Origin: Defined in France in 1795 as 1 cubic decimeter (1 dm³).
- Standard Definition: Recognized by the BIPM as equal to exactly 0.001 cubic meters (1,000 mL).
- Everyday Focus: Beverage containers, fuel dispensing, residential utility meters, and cooking.
Frequently Asked Questions
Q.How many liters are in one US fluid ounce?
One US fluid ounce equals exactly 0.0295735296 liters (approximately 0.029574 L or 29.57 mL).
Q.What is the formula to convert US fluid ounces to liters?
The formula is: Liters = US Fluid Ounces × 0.029574 (or US Fluid Ounces ÷ 33.814023). For example, 16 fl oz × 0.029574 ≈ 0.4732 L.
Q.How do I reverse this calculation from liters to US fluid ounces?
To convert liters back to US fluid ounces, multiply by 33.814023. You can also use our Liter to US Fluid Ounce Converter.
Q.Is a fluid ounce a measure of weight or volume?
A fluid ounce is strictly a unit of volume (fluid capacity), whereas an avoirdupois ounce is a unit of weight/mass. 1 fluid ounce of pure water weighs roughly 1.043 dry ounces.