Also known as maida, plain flour, refined wheat flour, मैदा.
1 ounce of all-purpose flour = 0.23 US cups. That's based on a 125 g per cup baseline. All-Purpose Flour is also called plain flour in some recipes. Because all-purpose flour can shift with scoop and compression, weighing is usually more accurate than measuring by volume.
Reviewed by the CupOrGram Editorial TeamSources: King Arthur Baking, USDA FoodData CentralMethodology
Answer
0.23 cups
Based on all-purpose flour density of 0.529 g/ml
Sources: King Arthur Baking, USDA FoodData Central
Ingredient-specific, density-based conversions for baking
0.23
cups1 ounces of All-Purpose Flour equals 0.23 cups
Ingredient-specific · density-based
Cup size
Based on us cup (236.6 ml) · density data from baking references and our own measurements.
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What the sources say all-purpose flour weighs
Published values, quoted at the exact measure each source lists. Sources round differently and assume different fill techniques — which is why they rarely agree to the gram.
Source
Listed measure
Weight
King Arthur Baking
1 cup
120 g
CupOrGram standardizes on 125 g per cup (8 g per tablespoon, 3 g per teaspoon) and uses that single value on every page — how we reconcile the sources.
Why this conversion varies
All-Purpose Flour is light and compressible, so volume measurements can move more than people expect.
Grind size changes how tightly the flour settles in a cup.
Scoop method (spoon-and-level vs direct scoop) changes cup weight.
This page uses a consistent 125 g per cup baseline for repeatable conversions.
Why this conversion matters
All-Purpose Flour is sensitive to scoop and compression differences. Even small volume errors can change batter thickness and crumb structure. Converting with a fixed baseline helps keep hydration and texture more consistent.
Practical baking use
The most common baking flour, made from a blend of hard and soft wheat. Use this conversion when scaling muffins, pancakes, cookies, and quick breads that use all-purpose flour.
For texture-sensitive bakes, measure by weight for final adjustments.
When switching brands, run a small test batch before scaling.
FAQ
How much is 1 ounce of all-purpose flour in US cups?
1 ounce of all-purpose flour is 0.23 US cups using a 125 g per cup baseline.
Is 8 oz of all-purpose flour the same as 1 cup?
1.8 cups — 8 oz by weight of all-purpose flour is not 1 US cup. A cup of all-purpose flour weighs 125 g (4.4 oz). Ounces on this page are weight, not fluid ounces — the "8 oz = 1 cup" rule only holds for water-like liquids.
Is it better to weigh all-purpose flour for baking?
Usually yes. Weight-based measuring reduces shifts from scoop and compression, so your results are more repeatable.
Recipes using All-Purpose Flour
Gram-first recipes built on the same measured densities as this page — weigh straight from the recipe, no conversion needed.
For cakes: use weight to avoid dense crumb from over-measuring.
For bread: control hydration by weighing flour and liquids together.
For cookies: 10-20g extra flour can reduce spread noticeably.
Common Pitfalls
Switching brands without re-checking weight can change texture and bake time.
Using volume-only measurements for dense ingredients can overshoot recipe targets.
Scooping directly from the bag compresses flour and can make bakes dry.
Brand Variance Example
Baseline on this page: 1 cup all-purpose flour = 125g. Real-world range can shift by about 12% because flours and grains compact differently based on scoop method, humidity, and grind fineness.
Example for 2 cups: baseline 250g, common range 220g-280g. If your bake is texture-sensitive, start with the lower bound and adjust after a test batch.