How do you convert us fluid ounces to us gallons?

To convert us fluid ounces to us gallons, multiply by 0.0078125. For example, 320 fl oz is 2.5 gal.

How many us gallons are in a us fluid ounce?

There are 0.0078125 us gallons in one us fluid ounce.

dietsoda tools

All tools Sign in

Converters · Volume

320 US fluid ounces to US gallons

320 fl oz =

2.5 gal

320 us fluid ounces equals 2.5 us gallons

How to convert us fluid ounces to us gallons

To get us gallons, multiply by 0.0078125.

gal = fl oz × 0.0078125

Worked example: 320 × 0.0078125 = 2.5 gal.

Going the other way, multiply by 128 — one us gallon is 128 us fluid ounces.

Values near 320 fl oz

US fluid ounce	US gallon
160 fl oz	1.25 gal
318 fl oz	2.484375 gal
319 fl oz	2.492188 gal
321 fl oz	2.507812 gal
322 fl oz	2.515625 gal
640 fl oz	5 gal

US fluid ounce to US gallon — common values

US fluid ounce	US gallon
1 fl oz	0.007812 gal
2 fl oz	0.015625 gal
3 fl oz	0.023437 gal
5 fl oz	0.039062 gal
10 fl oz	0.078125 gal
25 fl oz	0.195312 gal
50 fl oz	0.390625 gal
100 fl oz	0.78125 gal

Convert US fluid ounce to other units

fl oz → L fl oz → mL fl oz → m³ fl oz → gal fl oz → qt fl oz → pt fl oz → cup fl oz → tbsp fl oz → tsp

← Reverse: US gallon to US fluid ounce

Questions

How do you convert us fluid ounces to us gallons?: To convert us fluid ounces to us gallons, multiply by 0.0078125. For example, 320 fl oz is 2.5 gal.
How many us gallons are in a us fluid ounce?: There are 0.0078125 us gallons in one us fluid ounce.
How do you convert us gallons back to us fluid ounces?: Go the other way: multiply by 128. One us gallon is 128 us fluid ounces.

Embed this volume converter

Paste this into your site — an interactive converter, free.

<iframe src="https://tools.dietsoda.dev/embed/volume" width="100%" height="180" style="border:1px solid #e2e8f0;border-radius:12px" title="Volume converter"></iframe>