Also available forStarbucks UK
Starbucks · Hot Coffee & Espresso · United States
Flat White Calories & Nutrition
A Tall Flat White from Starbucks has 170 calories, 9g protein, 14g carbs, 9g fat, 13g sugar and 130mg of caffeine.
Smooth ristretto shots of espresso get the perfect amount of steamed whole milk to create a not-too-strong, not-too-creamy, just-right flavor.
Key facts
Calories
170 kcal
Protein
9g
Caffeine
130 mg
Sodium
115 mg
It ranks #18 of 26 hot coffee & espresso from lowest to highest calories, with 42% more calories than the category average of 120 kcal.
Add to the Starbucks calculatorFlat White nutrition by size
Going from Venti to Short saves 180 kcal.
Ingredients & allergens
Ingredients
Milk, Brewed Espresso.
Allergens shown in capitals as declared by Starbucks. Recipes change and items are made on shared equipment, so always check in store if you have an allergy.
Lower-calorie alternatives
Flat White: common questions
How many calories are in a Tall Flat White?
A Tall Flat White from Starbucks has 170 calories, 9g protein, 14g carbs, 9g fat, 13g sugar and 130mg of caffeine. That is 9% of the 2,000 kcal daily value for an average adult.
How many calories are in each size of Flat White?
Short: 110 kcal; Tall: 170 kcal; Grande: 220 kcal; Venti: 290 kcal.
How much caffeine is in Flat White?
A Tall has 130mg of caffeine, about 33% of the 400mg daily limit generally advised for healthy adults. By size: Short 130mg, Tall 130mg, Grande 195mg, Venti 195mg.
How much sugar is in Flat White?
13g of total sugars.
Source: Starbucks US menu (starbucks.com/menu, ordering menu JSON used by the site) (retrieved 2026-10-16); Starbucks US product pages: "Full nutrition & ingredients list" (product JSON used by the site) (retrieved 2026-10-16; 264 products, URLs in scripts/data/starbucks-us/raw/manifest.json); Starbucks® At Home (athome.starbucks.com) product pages: Nutrition Facts and ingredients (retrieved 2026-10-16; 157 product pages, URLs in scripts/data/starbucks-us/athome/raw/manifest.json). Data checked 2026-10-16. Starbucks is a trademark of its owner; Fast Food Calc is independent and not affiliated with Starbucks.