1 ounce of All-Purpose Flour in cups

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
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How many cups is 8 oz, 16 oz, or 32 oz of all-purpose flour?

Packages of all-purpose flour are usually labeled by weight. These are weight ounces converted at 125 g per cup — not fluid ounces.

Package sizeUS cups
4 oz0.91 cups
8 oz1.8 cups
12 oz2.7 cups
16 oz3.6 cups
24 oz5.4 cups
32 oz7.2 cups

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Ingredient Guide

See all All-Purpose Flour conversions

Open the full ingredient guide for density notes, common cup weights, and the most-used conversion paths.

All-Purpose Flour ingredient guide →
Substitute Path

All-Purpose Flour substitutions

Start with Cake Flour + Cornstarch using 1:1 (sub 2 tbsp per cup with cornstarch), then see the full substitute hub for more tested options.

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Quick Reference Table

ouncescups
1 ounces0.23 cups
2 ounces0.45 cups
4 ounces0.91 cups
8 ounces1.8 cups
16 ounces3.6 cups
Figures use the US cup (236.6 ml).

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Ingredient-specific, density-based conversions for baking

1 ounces of All-Purpose Flour equals 0.23 cups
Ingredient-specific · density-based
Cup size
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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.

SourceListed measureWeight
King Arthur Baking1 cup120 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.

Related links for All-Purpose Flour

Recipe Context for All-Purpose Flour

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.

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