Imperial Gallons to Fluid Ounces
Convert imperial gallons (imp gal) to fluid ounces (fl oz). Type in either box; the other updates as you go.
How to convert imperial gallons to fluid ounces
To convert imperial gallons to fluid ounces, multiply the number of imperial gallons by 153.7215905.
Example
Convert 5 imperial gallons to fluid ounces:
Imperial Gallon to fluid ounce conversion chart
| Imperial Gallons (imp gal) | Fluid Ounces (fl oz) |
|---|---|
| 1 imp gal | 153.7216 fl oz |
| 2 imp gal | 307.4432 fl oz |
| 3 imp gal | 461.1648 fl oz |
| 4 imp gal | 614.8864 fl oz |
| 5 imp gal | 768.608 fl oz |
| 6 imp gal | 922.3295 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 |
| 12 imp gal | 1,844.659 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 |
| 60 imp gal | 9,223.295 fl oz |
| 70 imp gal | 10,760.51 fl oz |
| 75 imp gal | 11,529.12 fl oz |
| 80 imp gal | 12,297.73 fl oz |
| 90 imp gal | 13,834.94 fl oz |
| 100 imp gal | 15,372.16 fl oz |
| 150 imp gal | 23,058.24 fl oz |
| 200 imp gal | 30,744.32 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 |
Going the other way? See the fluid ounces to imperial gallons chart.
About the units
Imperial Gallon (imp gal)
The imperial gallon is exactly 4.54609 liters, used in the UK and some Commonwealth countries. It is about 1.2 US gallons.
Fluid Ounce (fl oz)
A US fluid ounce is 1/128 of a US gallon, about 29.57 milliliters. It measures liquid volume, not weight.
Frequently asked questions
How many fluid ounces are in an imperial gallon?
There are 153.7215905 fluid ounces in an imperial gallon.
How many imperial gallons are in a fluid ounce?
There are 0.006505267067 imperial gallons in a fluid ounce.
How do you convert imperial gallons to fluid ounces?
To convert imperial gallons to fluid ounces, multiply the number of imperial gallons by 153.7215905.
What is 5 imperial gallons in fluid ounces?
5 imperial gallons equals 768.608 fluid ounces.
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