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Grams to US Fluid Ounces Converter

Convert grams (g) to US fluid ounces (fl oz), with the formula, a conversion table and exact factors.

Change the values and press Calculate to work out your own figures.

Convert cups and spoons to grams or ounces (or back) for a chosen ingredient, using USDA weights, or enter your own density.

The quantity to convert. Fractions such as 3/4 or 1 1/2 are accepted.
Unit you want. Swap exchanges the two units.
Weight per cup differs by ingredient and by how it is measured (sifted, packed, chopped). Each option names the assumption used; choose Other to enter your own density.
Only used when the ingredient is Other: the weight per volume of your ingredient.
Result
Converted amount
0.033814 fl oz
Density used
1 g/mL (USDA FDC 174158, 1 ml = 1 g)

1 grams of water = 0.033814 US fluid ounces. Weights for cups and spoons vary with how the ingredient is measured, so treat this as a close estimate.

Show the the same amount in other volume units (17 rows)
The same amount in other volume units
UnitAmount
US teaspoons0.202884
US tablespoons0.067628
US cups0.00422675
US liquid pints0.00211338
US liquid quarts0.00105669
US gallons0.000264172
US nutrition-label fluid ounces0.0333333
US nutrition-label cups0.00416667
milliliters1
liters0.001
metric teaspoons0.2
metric tablespoons0.0666667
metric cups0.004
imperial fluid ounces0.0351951
imperial pints0.00175975
imperial quarts0.000879877
imperial gallons0.000219969
Show the working
  1. 1 g = 1 g
  2. ÷ 1 g/mL (USDA FDC 174158, 1 ml = 1 g) = 1 mL
  3. = 0.0338140227018 fl oz

How to convert grams to us fluid ounces

1 g = 0.033814 fl oz, so multiply by 0.033814 to go from grams to US fluid ounces. Going the other way, 1 fl oz = 29.5735 g.

fl oz = g × 0.033814
g = fl oz × 29.5735

Worked example:

5 g = 5 g
÷ 1 g/mL (USDA FDC 174158, 1 ml = 1 g) = 5 mL
= 0.169070113509 fl oz

Grams to us fluid ounces table

GramsUS Fluid Ounces
1 g0.033814 fl oz
2 g0.067628 fl oz
3 g0.101442 fl oz
4 g0.135256 fl oz
5 g0.16907 fl oz
6 g0.202884 fl oz
7 g0.236698 fl oz
8 g0.270512 fl oz
9 g0.304326 fl oz
10 g0.33814 fl oz
15 g0.50721 fl oz
20 g0.67628 fl oz
25 g0.845351 fl oz
30 g1.01442 fl oz
40 g1.35256 fl oz
50 g1.6907 fl oz
75 g2.53605 fl oz
100 g3.3814 fl oz
250 g8.45351 fl oz
500 g16.907 fl oz
1000 g33.814 fl oz

About the units

Grams (g)
Grams, a metric unit. Definition: BIPM SI Brochure.
US Fluid Ounces (fl oz)
US fluid ounces, a US customary unit. Definition: NIST Handbook 44 Appendix C (US customary units; US gallon = 231 in³).

Formula version 0.1.0Reviewed