Convert Imperial Gallons to US Fluid Ounces
1 imperial gallon = 153.72159 US fluid ounces. Type any value below to convert in either direction — the calculation happens in your browser.
Imperial Gallons to US Fluid Ounces formula
Multiply the number of imperial gallons by 153.72159 to get US fluid ounces.
US fluid ounces = imperial gallons × 153.72159To go the other way: divide the number of US fluid ounces by 153.72159, or multiply by 0.006505267.
imperial gallons = US fluid ounces ÷ 153.72159Imperial Gallons to US Fluid Ounces conversion table
| Imperial Gallons | US Fluid Ounces |
|---|---|
| 1 imp gal | 153.72159 fl oz |
| 2 imp gal | 307.443181 fl oz |
| 3 imp gal | 461.164771 fl oz |
| 4 imp gal | 614.886362 fl oz |
| 5 imp gal | 768.607952 fl oz |
| 6 imp gal | 922.329543 fl oz |
| 7 imp gal | 1,076.051 fl oz |
| 8 imp gal | 1,229.773 fl oz |
| 9 imp gal | 1,383.494 fl oz |
| 10 imp gal | 1,537.216 fl oz |
| 15 imp gal | 2,305.824 fl oz |
| 20 imp gal | 3,074.432 fl oz |
| 25 imp gal | 3,843.04 fl oz |
| 30 imp gal | 4,611.648 fl oz |
| 40 imp gal | 6,148.864 fl oz |
| 50 imp gal | 7,686.08 fl oz |
| 75 imp gal | 11,529.12 fl oz |
| 100 imp gal | 15,372.16 fl oz |
| 250 imp gal | 38,430.4 fl oz |
| 500 imp gal | 76,860.8 fl oz |
| 1,000 imp gal | 153,721.6 fl oz |
US Fluid Ounces to Imperial Gallons conversion table
| US Fluid Ounces | Imperial Gallons |
|---|---|
| 1 fl oz | 0.006505267 imp gal |
| 2 fl oz | 0.01301053 imp gal |
| 3 fl oz | 0.0195158 imp gal |
| 4 fl oz | 0.02602107 imp gal |
| 5 fl oz | 0.03252634 imp gal |
| 6 fl oz | 0.0390316 imp gal |
| 7 fl oz | 0.04553687 imp gal |
| 8 fl oz | 0.05204214 imp gal |
| 9 fl oz | 0.0585474 imp gal |
| 10 fl oz | 0.06505267 imp gal |
About the imperial gallon
An imperial gallon is exactly 4.54609 litres — about 20% larger than a US gallon.
About the US fluid ounce
A US fluid ounce is about 29.57 millilitres; the imperial fluid ounce is slightly smaller at 28.41 millilitres.
Frequently asked questions
How many US fluid ounces are in a imperial gallon?
There are 153.72159 US fluid ounces in one imperial gallon.
How many imperial gallons are in a US fluid ounce?
There are 0.006505267 imperial gallons in one US fluid ounce.
Is this conversion exact?
The ratio between the imperial gallon and the US fluid ounce is fixed by definition, so the conversion is exact — the figures shown here are rounded for readability only.
What is 10 imperial gallons in US fluid ounces?
10 imperial gallons equals 1,537.216 US fluid ounces.
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