cups to fl oz converter

1 US cup equals 8 US fluid ounces. Conversions use floz = cup × 8

cup → 8 floz

floz = cup × 8

Converter

Worked examples

1 cup = 8 floz
2 cup = 16 floz
5 cup = 40 floz
10 cup = 80 floz
100 cup = 800 floz

US cups to US fluid ounces conversion table

cup	floz	Arithmetic
0.125 cup	1 floz	× 8
0.25 cup	2 floz	× 8
0.375 cup	3 floz	× 8
0.5 cup	4 floz	× 8
0.625 cup	5 floz	× 8
0.75 cup	6 floz	× 8
1 cup	8 floz	× 8
1.5 cup	12 floz	× 8
2 cup	16 floz	× 8
3 cup	24 floz	× 8
4 cup	32 floz	× 8
6 cup	48 floz	× 8
8 cup	64 floz	× 8
12 cup	96 floz	× 8
16 cup	128 floz	× 8
5 cup	40 floz	× 8
10 cup	80 floz	× 8
15 cup	120 floz	× 8
20 cup	160 floz	× 8
25 cup	200 floz	× 8
30 cup	240 floz	× 8
40 cup	320 floz	× 8
50 cup	400 floz	× 8
60 cup	480 floz	× 8
70 cup	560 floz	× 8
80 cup	640 floz	× 8

How to convert cup to floz

Take your value in US cups.
Multiply by 8
That is your answer in US fluid ounces — no rounding needed until you choose a display precision.

Related conversions

floz to cup ml to floz L to floz cup to ml cup to L cup to tbsp cup to tsp cup to pt cup to qt all volume and cooking units

Questions

How many US fluid ounces in 1 US cup?

Exactly 8 floz. The factor follows from the definitions of both units, not from a measurement, so it is exact.

How do I convert cup to floz?

Multiply the US cups figure by 8 — or use the converter above, which updates as you type.

Is cup to floz the same as floz to cup?

No — they are inverses. One cup is 8 floz, while one floz is 0.125 cup.

What is 0.125 cup in floz?

0.125 cup = 1 floz (see the value page for the full arithmetic).