5 cups to fl-oz

Updated July 2026

5 cups equals 40 fl oz

5 US cups = 40 fl oz. That is how many US fluid ounces there are in 5 US cups. Enter any value in the free volume converter to convert US cups to US fluid ounces (and every other unit) instantly — it runs privately in your browser.

Formula: Multiply by 8 — 1 US cup = 8 US fluid ounces. So 5 × 8 = 40 fl oz.

cups to fl-oz conversion table

US cup (cup)US fluid ounces (fl oz)
2 cup16 fl oz
3 cup24 fl oz
4 cup32 fl oz
5 cup40 fl oz
6 cup48 fl oz
7 cup56 fl oz
8 cup64 fl oz

Frequently asked questions

How many US fluid ounces is 5 US cups?
5 US cups is 40 US fluid ounces. Multiply cups by 8 to get fl-oz.
What is 5 cups to fl-oz?
5 US cups = 40 fl oz.
How do you convert cups to fl-oz?
Multiply by 8 — 1 US cup = 8 US fluid ounces. So 5 × 8 = 40 fl oz.

Other cups to fl-oz conversions

Convert 5 cups to other units