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Convert cups to fluid ounces (US)

Free online converter from cups to fluid ounces (US). Type a value to get an instant result, check the formula and use the quick reference table below.

⇄
1 cup = 8 fl oz
Formula: fl oz = cup × 8

Conversion table

cups (cup)fluid ounces (US) (fl oz)
18
216
540
1080
20160
50400
100800
2502000
5004000
10008000

Popular values

2 cup → fl oz5 cup → fl oz10 cup → fl oz15 cup → fl oz20 cup → fl oz25 cup → fl oz30 cup → fl oz40 cup → fl oz50 cup → fl oz75 cup → fl oz100 cup → fl oz150 cup → fl oz200 cup → fl oz250 cup → fl oz500 cup → fl oz1000 cup → fl oz

Frequently asked questions

How many fl oz are in 1 cup?

1 cup = 8 fl oz.

How do I convert cups to fluid ounces (US)?

Multiply the value in cups by 8 to get fluid ounces (US).

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