Fluid ounces to milliliters

1 fl oz = 29.6 ml

A US fluid ounce is 29.6 ml, so 8 fl oz make a cup. The UK fluid ounce is 28.4 ml, which is slightly smaller.

Fluid ounces to ml

Fluid ounces	Millilitres	Cups or spoons	Tablespoons
1 fl oz	30 ml	2 tbsp	2
2 fl oz	59 ml	1/4 cup	4
4 fl oz	118 ml	1/2 cup	8
6 fl oz	177 ml	3/4 cup	12
8 fl oz	237 ml	1 cup	16
12 fl oz	355 ml	1 1/2 cups	24
16 fl oz	473 ml	2 cups	32
24 fl oz	710 ml	3 cups	48
32 fl oz	946 ml	4 cups	64

One US fluid ounce is 29.6 ml. Most people round it to 30 ml.

Eight fluid ounces is 237 ml, which is 1 US cup.

No. A UK (imperial) fluid ounce is 28.4 ml and a US one is 29.6 ml. A UK pint is 20 fluid ounces, a US pint 16.