Convert US fluid ounces to Imperial gallons

1 fl oz = 0.00650527 imp gal. Change the amount below, or read the formula and the reference table further down.

1 US fluid ounce equals

0.00650527Imperial gallons

1 fl oz = 0.00650527 imp gal

The formula

US fluid ounces and Imperial gallons both measure volume from the same zero, so a single multiplier does the job.

imp gal = fl oz × 0.0065052671

Going the other way? Convert Imperial gallons to US fluid ounces.

US fluid ounces to Imperial gallons table

Common values, rounded for reading.

US fluid ounces (fl oz)Imperial gallons (imp gal)
10.006505
20.013011
30.019516
40.026021
50.032526
60.039032
70.045537
80.052042
90.058547
100.065053
150.097579
200.130105
250.162632
300.195158
400.260211
500.325263
750.487895
1000.650527
2501.6263
5003.2526
1,0006.5053

Questions people ask

How many Imperial gallons are in a US fluid ounce?
One US fluid ounce equals 0.0065052671 Imperial gallons.
How do I convert US fluid ounces to Imperial gallons by hand?
Multiply the number of US fluid ounces by 0.0065052671. For a rough check, 0.007 is close enough for most everyday use.
What is 1 US fluid ounce in Imperial gallons?
1 US fluid ounce is 0.00650527 Imperial gallons.

Calcuit generates this page from a unit table, so the factors here match every other page on the site.

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