fl oz to cups converter

1 US fluid ounce equals 0.125 US cups. Conversions use cup = floz × 0.125

floz → 0.125 cup

cup = floz × 0.125

Converter

Worked examples

1 floz = 0.125 cup
2 floz = 0.25 cup
5 floz = 0.625 cup
10 floz = 1.25 cup
100 floz = 12.5 cup

US fluid ounces to US cups conversion table

floz	cup	Arithmetic
1 floz	0.125 cup (1/8)	× 0.125
2 floz	0.25 cup (1/4)	× 0.125
3 floz	0.375 cup (3/8)	× 0.125
4 floz	0.5 cup (1/2)	× 0.125
5 floz	0.625 cup (5/8)	× 0.125
6 floz	0.75 cup (3/4)	× 0.125
8 floz	1 cup	× 0.125
10 floz	1.25 cup (1 1/4)	× 0.125
12 floz	1.5 cup (1 1/2)	× 0.125
15 floz	1.875 cup (1 7/8)	× 0.125
20 floz	2.5 cup (2 1/2)	× 0.125
25 floz	3.125 cup (3 1/8)	× 0.125
30 floz	3.75 cup (3 3/4)	× 0.125
40 floz	5 cup	× 0.125
50 floz	6.25 cup (6 1/4)	× 0.125
60 floz	7.5 cup (7 1/2)	× 0.125
70 floz	8.75 cup (8 3/4)	× 0.125
80 floz	10 cup	× 0.125
90 floz	11.25 cup (11 1/4)	× 0.125
100 floz	12.5 cup (12 1/2)	× 0.125

How to convert floz to cup

Take your value in US fluid ounces.
Multiply by 0.125
That is your answer in US cups — no rounding needed until you choose a display precision.

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Questions

How many US cups in 1 US fluid ounce?

Exactly 0.125 cup. The factor follows from the definitions of both units, not from a measurement, so it is exact.

How do I convert floz to cup?

Multiply the US fluid ounces figure by 0.125 — or use the converter above, which updates as you type.

Is floz to cup the same as cup to floz?

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

What is 1 floz in cup?

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