US Quarts to UK Fluid Ounces (qt to imp fl oz) Converter
1 US quart (qt) = 33.307 UK fluid ounces (imp fl oz). To convert US quarts to UK fluid ounces, multiply by 33.307: 25 qt × 33.307 = 832.674 imp fl oz.
Quick facts
- 1 qt = 33.307 imp fl oz
- 1 imp fl oz = 0.0300237 qt
- Formula: imp fl oz = qt × 33.307
- Quick estimate: multiply by about 33
How to convert US quarts to UK fluid ounces
- Write down the number of US quarts you have.
- Multiply it by 33.307 (the number of UK fluid ounces in one US quart).
- Round the answer to a sensible number of decimal places.
Worked example: 25 qt × 33.307 = 832.674 imp fl oz.
To convert UK fluid ounces back to US quarts, multiply by 0.0300237, or divide by 33.307.
Source: NIST Handbook 44, Appendix C, and NIST SP 811 (US customary volume units).
US Quarts to UK Fluid Ounces conversion table
| US Quarts [qt] | UK Fluid Ounces [imp fl oz] |
|---|---|
| 0.01 qt | 0.3330696739 imp fl oz |
| 0.1 qt | 3.3306967385 imp fl oz |
| 1 qt | 33.3069673852 imp fl oz |
| 2 qt | 66.6139347703 imp fl oz |
| 3 qt | 99.9209021555 imp fl oz |
| 5 qt | 166.5348369258 imp fl oz |
| 10 qt | 333.0696738516 imp fl oz |
| 20 qt | 666.1393477032 imp fl oz |
| 50 qt | 1665.348369258 imp fl oz |
| 100 qt | 3330.696738516 imp fl oz |
| 1000 qt | 33306.9673851596 imp fl oz |
qt to imp fl oz chart from 1 to 100
- 1 qt 33.307 imp fl oz
- 2 qt 66.6139 imp fl oz
- 3 qt 99.9209 imp fl oz
- 4 qt 133.228 imp fl oz
- 5 qt 166.535 imp fl oz
- 6 qt 199.842 imp fl oz
- 7 qt 233.149 imp fl oz
- 8 qt 266.456 imp fl oz
- 9 qt 299.763 imp fl oz
- 10 qt 333.07 imp fl oz
- 11 qt 366.377 imp fl oz
- 12 qt 399.684 imp fl oz
- 13 qt 432.991 imp fl oz
- 14 qt 466.298 imp fl oz
- 15 qt 499.605 imp fl oz
- 16 qt 532.911 imp fl oz
- 17 qt 566.218 imp fl oz
- 18 qt 599.525 imp fl oz
- 19 qt 632.832 imp fl oz
- 20 qt 666.139 imp fl oz
- 25 qt 832.674 imp fl oz
- 30 qt 999.209 imp fl oz
- 35 qt 1165.74 imp fl oz
- 40 qt 1332.28 imp fl oz
- 45 qt 1498.81 imp fl oz
- 50 qt 1665.35 imp fl oz
- 55 qt 1831.88 imp fl oz
- 60 qt 1998.42 imp fl oz
- 65 qt 2164.95 imp fl oz
- 70 qt 2331.49 imp fl oz
- 75 qt 2498.02 imp fl oz
- 80 qt 2664.56 imp fl oz
- 85 qt 2831.09 imp fl oz
- 90 qt 2997.63 imp fl oz
- 95 qt 3164.16 imp fl oz
- 100 qt 3330.7 imp fl oz
UK Fluid Ounces to US Quarts conversion table
| UK Fluid Ounces [imp fl oz] | US Quarts [qt] |
|---|---|
| 0.01 imp fl oz | 0.0003002375 qt |
| 0.1 imp fl oz | 0.0030023748 qt |
| 1 imp fl oz | 0.0300237481 qt |
| 2 imp fl oz | 0.0600474963 qt |
| 3 imp fl oz | 0.0900712444 qt |
| 5 imp fl oz | 0.1501187407 qt |
| 10 imp fl oz | 0.3002374814 qt |
| 20 imp fl oz | 0.6004749628 qt |
| 50 imp fl oz | 1.5011874069 qt |
| 100 imp fl oz | 3.0023748138 qt |
| 1000 imp fl oz | 30.0237481376 qt |
US Quarts vs UK Fluid Ounces
| US Quart | UK Fluid Ounce | |
|---|---|---|
| Symbol | qt | imp fl oz |
| Equals | 1 qt = 33.307 imp fl oz | 1 imp fl oz = 0.0300237 qt |
What is a US quart?
A US customary unit equal to 2 pints or 1/4 gallon. Used in the US for milk, motor oil, and cooking.
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.
Who Converts US Quarts to UK Fluid Ounces?
US quarts are used mainly in the United States, while UK fluid ounces are used mainly in the UK (pub pints, fuel economy in mpg) and older Canadian recipes. 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 qt compared with 1 imp fl oz?
1 qt is 33.307 times the size of 1 imp fl oz, so the number gets bigger when you convert US quarts to UK fluid ounces.
US Quarts to UK Fluid Ounces without a calculator
- In your head: multiply by 30 (about 9.9% off). 1 qt × 30 ≈ 30 imp fl oz.
- Closer estimate: multiply by 33 (within 0.92%).
Real-world qt to imp fl oz examples
| Example | US Quarts | UK Fluid Ounces |
|---|---|---|
| A quart of milk | 1 qt | 33.307 imp fl oz |
| An engine oil change | 5 qt | 166.535 imp fl oz |
| One imperial pint | 0.600475 qt | 20 imp fl oz |
| Half a pint | 0.300237 qt | 10 imp fl oz |
| One imperial fluid ounce | 0.0300237 qt | 1 imp fl oz |
How exact is the qt to imp fl oz factor?
The factor is exact by definition, so any error comes only from rounding. Keep at least 4 significant figures for school work, and the full factor for anything legal or commercial.
Mistakes to avoid
- US and imperial (UK) measures share names but not sizes. Check which one a recipe, label or fuel figure uses before converting.
Keep converting
People who convert us quarts to uk fluid ounces often need uk quarts to uk fluid ounces, us quarts to us fluid ounces, uk fluid ounces to milliliters and uk fluid ounces to us fluid ounces. The full volume converter lists every unit.
On pakmath.com, the scientific calculator is a useful next step, as is the percentage calculator; for related everyday maths, try the macro calculator on Adzita.
Frequently asked questions
How many UK fluid ounces are in a US quart?
There are 33.307 UK fluid ounces in 1 US quart (1 qt = 33.3069673852 imp fl oz).
How many US quarts are in a UK fluid ounce?
There are 0.0300237 US quarts in 1 UK fluid ounce (1 imp fl oz = 0.0300237481 qt).
How do I convert US quarts to UK fluid ounces?
Multiply the number of US quarts by 33.307. For example, 10 qt × 33.307 = 333.07 imp fl oz. To convert back, multiply by 0.0300237.
What is 10 qt in UK fluid ounces?
10 qt = 333.07 imp fl oz.
What is 100 qt in UK fluid ounces?
100 qt = 3,330.7 imp fl oz.
How accurate is this US quart to UK fluid ounce converter?
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 US quarts to UK fluid ounces?
In your head: multiply by 30 (about 9.9% off). 1 qt × 30 ≈ 30 imp fl oz.
How many UK fluid ounces is 1 qt (a quart of milk)?
1 qt = 33.307 imp fl oz.
How many US quarts is half a pint (10 imp fl oz)?
10 imp fl oz = 0.300237 qt.
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