UK Fluid Ounces to Liters (imp fl oz to L) Converter
1 UK fluid ounce (imp fl oz) = 0.0284131 liters (L). To convert UK fluid ounces to liters, multiply by 0.0284131: 25 imp fl oz × 0.0284131 = 0.710327 L. Also searched as UK fluid ounces to litres.
Quick facts
- 1 imp fl oz = 0.0284131 L
- 1 L = 35.1951 imp fl oz
- Formula: L = imp fl oz × 0.0284131
- Quick estimate: multiply by about 0.028
How to convert UK fluid ounces to liters
- Write down the number of UK fluid ounces you have.
- Multiply it by 0.0284131 (the number of liters in one UK fluid ounce).
- Round the result to the precision you need.
Worked example: 25 imp fl oz × 0.0284131 = 0.710327 L.
To convert liters back to UK fluid ounces, multiply by 35.1951, or divide by 0.0284131.
Source: NIST Handbook 44, Appendix C, and NIST SP 811 (US customary volume units).
UK Fluid Ounces to Liters conversion table
| UK Fluid Ounces [imp fl oz] | Liters [L] |
|---|---|
| 0.01 imp fl oz | 0.0002841306 L |
| 0.1 imp fl oz | 0.0028413062 L |
| 1 imp fl oz | 0.0284130625 L |
| 2 imp fl oz | 0.056826125 L |
| 3 imp fl oz | 0.0852391875 L |
| 5 imp fl oz | 0.1420653125 L |
| 10 imp fl oz | 0.284130625 L |
| 20 imp fl oz | 0.56826125 L |
| 50 imp fl oz | 1.420653125 L |
| 100 imp fl oz | 2.84130625 L |
| 1000 imp fl oz | 28.4130625 L |
imp fl oz to L chart from 1 to 100
- 1 imp fl oz 0.0284131 L
- 2 imp fl oz 0.0568261 L
- 3 imp fl oz 0.0852392 L
- 4 imp fl oz 0.113652 L
- 5 imp fl oz 0.142065 L
- 6 imp fl oz 0.170478 L
- 7 imp fl oz 0.198891 L
- 8 imp fl oz 0.227305 L
- 9 imp fl oz 0.255718 L
- 10 imp fl oz 0.284131 L
- 11 imp fl oz 0.312544 L
- 12 imp fl oz 0.340957 L
- 13 imp fl oz 0.36937 L
- 14 imp fl oz 0.397783 L
- 15 imp fl oz 0.426196 L
- 16 imp fl oz 0.454609 L
- 17 imp fl oz 0.483022 L
- 18 imp fl oz 0.511435 L
- 19 imp fl oz 0.539848 L
- 20 imp fl oz 0.568261 L
- 25 imp fl oz 0.710327 L
- 30 imp fl oz 0.852392 L
- 35 imp fl oz 0.994457 L
- 40 imp fl oz 1.13652 L
- 45 imp fl oz 1.27859 L
- 50 imp fl oz 1.42065 L
- 55 imp fl oz 1.56272 L
- 60 imp fl oz 1.70478 L
- 65 imp fl oz 1.84685 L
- 70 imp fl oz 1.98891 L
- 75 imp fl oz 2.13098 L
- 80 imp fl oz 2.27304 L
- 85 imp fl oz 2.41511 L
- 90 imp fl oz 2.55718 L
- 95 imp fl oz 2.69924 L
- 100 imp fl oz 2.84131 L
Liters to UK Fluid Ounces conversion table
| Liters [L] | UK Fluid Ounces [imp fl oz] |
|---|---|
| 0.01 L | 0.3519507973 imp fl oz |
| 0.1 L | 3.5195079728 imp fl oz |
| 1 L | 35.1950797279 imp fl oz |
| 2 L | 70.3901594557 imp fl oz |
| 3 L | 105.5852391836 imp fl oz |
| 5 L | 175.9753986393 imp fl oz |
| 10 L | 351.9507972785 imp fl oz |
| 20 L | 703.9015945571 imp fl oz |
| 50 L | 1759.7539863927 imp fl oz |
| 100 L | 3519.5079727854 imp fl oz |
| 1000 L | 35195.079727854 imp fl oz |
UK Fluid Ounces vs Liters
| UK Fluid Ounce | Liter | |
|---|---|---|
| Symbol | imp fl oz | L |
| Equals | 1 imp fl oz = 0.0284131 L | 1 L = 35.1951 imp fl oz |
What is a UK fluid ounce?
A UK imperial unit equal to 1/20 of an imperial pint (exactly 28.4130625 ml). Used in the UK and Canada on older recipes, drinks measures and some bottle labels.
What is a liter?
The common metric unit of volume, equal to one cubic decimeter. The standard volume unit worldwide for beverages and fuel outside the US.
When You Need to Convert UK Fluid Ounces to Liters
UK fluid ounces are used mainly in the UK (pub pints, fuel economy in mpg) and older Canadian recipes, while liters are used mainly in Canada, the UK and most of the world, and in US science, medicine and nutrition labels. This conversion bridges the US customary and metric systems, so it comes up whenever a figure crosses the US border with Canada or the Atlantic with the UK: product specifications, travel, recipes, school work and trade.
How big is 1 imp fl oz compared with 1 L?
1 imp fl oz is only 0.0284131 of 1 L: you need 35.1951 UK fluid ounces to make 1 L, so the number gets smaller when you convert.
UK Fluid Ounces to Liters without a calculator
- In your head: multiply by 0.03 (about 5.6% off). 1 imp fl oz × 0.03 ≈ 0.03 L.
- Closer estimate: multiply by 0.028 (within 1.5%).
- Or divide: divide by 35 (within 0.55%), which is often easier than multiplying by a small decimal.
Real-world imp fl oz to L examples
| Example | UK Fluid Ounces | Liters |
|---|---|---|
| One imperial pint | 20 imp fl oz | 0.568261 L |
| Half a pint | 10 imp fl oz | 0.284131 L |
| One imperial fluid ounce | 1 imp fl oz | 0.0284131 L |
| A large water bottle | 52.7926 imp fl oz | 1.5 L |
| A bottle of cola | 70.3902 imp fl oz | 2 L |
| A car fuel tank | 1759.75 imp fl oz | 50 L |
How exact is the imp fl oz to L factor?
The factor is exact by definition, so any error comes only from rounding. Round the final answer, not the factor, and match the precision of the number you started with.
Mistakes to avoid
- This page uses the imperial (UK) measure. A US measure with the same name is smaller, so make sure your source is British or older Canadian.
Background on UK fluid ounces and liters
The litre was redefined in 1964 as exactly one cubic decimetre.
What people convert next
Next, you might want us fluid ounces to liters, liters to us gallons, liters to uk gallons and liters to milliliters. The full volume converter lists every unit.
On pakmath.com, the scientific calculator is a useful next step; our sister site Adzita has a fuel cost calculator.
Frequently asked questions
How many liters are in a UK fluid ounce?
There are 0.0284131 liters in 1 UK fluid ounce (1 imp fl oz = 0.0284130625 L).
How many UK fluid ounces are in a liter?
There are 35.1951 UK fluid ounces in 1 liter (1 L = 35.1950797279 imp fl oz).
How do I convert UK fluid ounces to liters?
Multiply by 0.0284131, or divide by 35.1951 if that is easier. Example: 10 imp fl oz = 0.284131 L.
What is 10 imp fl oz in liters?
10 imp fl oz = 0.284131 L.
What is 100 imp fl oz in liters?
100 imp fl oz = 2.84131 L.
Is the conversion exact?
Yes. The factor comes from the official definitions of both units (NIST Handbook 44, Appendix C, and NIST SP 811 (US customary volume units)). Results are shown to up to 10 decimal places; round them to suit your purpose.
What is an easy way to convert UK fluid ounces to liters?
In your head: multiply by 0.03 (about 5.6% off). 1 imp fl oz × 0.03 ≈ 0.03 L.
How many liters is 20 imp fl oz (one imperial pint)?
20 imp fl oz = 0.568261 L.
How many UK fluid ounces is a large water bottle (1.5 L)?
1.5 L = 52.7926 imp fl oz.
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