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⚡ Imperial Fluid Ounces to US Gallons: the quick answer
1 fl oz-uk = 0.00750594 gal
1 imperial fluid ounce equals 0.00750594 US gallons
To convert imperial fluid ounces to US gallons, multiply the value by 0.00750594.
To go the other way, multiply US gallons by 133.228 to get imperial fluid ounces.
↔ Convert US gallons to imperial fluid ounces instead
🧮 Formula
Every unit here is defined by its volume in cubic meters, so the conversion factor is (cubic meters per imperial fluid ounce) ÷ (cubic meters per US gallon).
📊 Imperial Fluid Ounces to US Gallons conversion table
✏️ Worked examples
Convert 25 imperial fluid ounces to US gallons
25 fl oz-uk × 0.00750594 = 0.187648 gal
Try this example →
Convert 250 imperial fluid ounces to US gallons
250 fl oz-uk × 0.00750594 = 1.87648 gal
Try this example →
📘 About these units
Imperial fluid ounce (fl oz-uk). An imperial fluid ounce is 28.413 mL, used on British drink labels.
US gallon (gal). The US liquid gallon is 231 cubic inches, exactly 3.785411784 liters.
❓ Frequently asked questions
How many US gallons are in one imperial fluid ounce?
There are 0.00750594 US gallons in one imperial fluid ounce.
How do I convert imperial fluid ounces to US gallons?
Multiply the number of imperial fluid ounces by 0.00750594. For example, 10 imperial fluid ounces equal 0.0750594 US gallons.
How many imperial fluid ounces are in one US gallon?
One US gallon equals 133.228 imperial fluid ounces.
🔗 More volume conversions
All volume units →