This converter allows you to quickly convert imperial gallons (gal)
into imperial fluid ounces (fl oz).
Simply enter a value, choose your units, and get an instant, accurate result.
Imperial Gallon to Imperial Fluid Ounce Conversion Table
Imperial Gallon (gal)
Imperial Fluid Ounce (fl oz)
1
160
2
320
5
800
10
1,600
20
3,200
50
8,000
100
16,000
200
32,000
500
80,000
1000
160,000
2000
320,000
5000
800,000
10000
1,600,000
20000
3,200,000
50000
8,000,000
100000
16,000,000
200000
32,000,000
500000
80,000,000
1000000
160,000,000
2000000
320,000,000
How to convert Imperial Gallons to Imperial Fluid Ounces?
To convert imperial gallons to imperial fluid ounces, multiply by the conversion factor:
Example: Convert 10 Imperial Gallons to Imperial Fluid Ounces
Frequently asked questions
How many imperial fluid ounces are in 1 imperial gallon?
How do I convert imperial fluid ounces back to imperial gallons?
Use the swap button above to flip the converter, or type a value directly into the "Imperial Fluid Ounce" field — this page converts in both directions instantly as you type, with no submit button needed.
Which is larger, imperial gallon or imperial fluid ounce?
1 Imperial Gallon is larger — it takes 160 imperial fluid ounces to equal 1 imperial gallon.