120 Grams of All-Purpose Flour to Cups

120 grams of all-purpose flour is approximately 1 US cup. See the kitchen estimate, calculation basis, and nearby amounts below.

120 grams of all-purpose flour =

1 US cup

Kitchen estimate

1 cup

Conversions are approximate and may vary by ingredient brand, packing, humidity, and measuring method. Spoons: 15 ml tablespoon, 5 ml teaspoon. Kitchen estimates have up to 10% volume rounding error; very small amounts use a threshold. See Methodology for the policy.

Based on 1 US cup of all-purpose flour = 120g

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Convert another all-purpose flour amount Enter any gram amount and use the full common conversion table. Compare 120 grams across ingredients See how the same weight changes across ingredient densities. Learn how to measure all-purpose flour Review its states, measuring method, varieties, and use context. Convert all-purpose flour cups back to grams Enter a cup amount for the reverse conversion.

Calculation basis

120g ÷ 120g/cup = 1 cup

The result is rounded to 1 cup only for display; the calculation itself isn't rounded.

Measurement basis

Ingredient and cup standard: All-purpose flour · US cup / 240 ml · 120g
Measuring step this site recommends: unsifted · spooned and leveled

Flour weight varies by scooping, spooning, sifting, humidity, and brand.

Adopted source: King Arthur Baking — Ingredient Weight Chart · verified 2026-07-18

Method the source states: not stated in the chart; King Arthur's flour-measuring guide: fluff, spoon in, level

Nearby all-purpose flour amounts

80g → 0.67 cups ⅔ cup 100g → 0.83 cups ¾ cup + 1 tablespoon + 1 teaspoon 125g → 1.04 cups 1 cup + 2 teaspoons 150g → 1.25 cups 1 ¼ cups

Results by cup size

Cup size	120g in cups
US cup / 240 ml	1 cup
US customary cup / 236.6 ml	1.01 cups
Metric cup / 250 ml	0.96 cups