Venti Flat White

20 fl oz · ~290 estimated calories

A Venti Flat White (20 fl oz) is a larger cup for longer sipping sessions. Our estimate: 290 calories, 15g protein, 22g sugar, and 195mg caffeine.

Full nutrition (estimate)

NutrientAmount (estimate)
Calories290 kcal
Protein15g
Carbohydrates24g
Fat15g
Sugar22g
Added sugar0g
Fiber0g
Sodium230mg
Cholesterol50mg
Caffeine195mg

How this size compares

Same drink, different cups—useful when you want more caffeine without switching beverages.

SizeCaloriesvs Venti
Short110-180 kcalView
Tall170-120 kcalView
Grande220-70 kcalView

← Flat White hub · Calculator

Milk swaps: Nonfat · Almond · Oat · Soy · Coconut · Whole

Last updated: July 13, 2026. All nutrition values are estimates and this site is not affiliated with Starbucks Corporation.