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Last updated: Aug 9, 2026

Subway

Flatbread

BreadPopular

Subway Flatbread is carb-leaning, with about 69% of macro calories from carb. Each serving has 140 calories, 4g protein, 24g carbs, and 3g fat, making it a lighter restaurant option to compare with larger meals.

1 Serving (45g)

Serving Size

45 g

Serving Weight

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140

Calories

Per serving

4 g

Protein

24 g

Carbs

3 g

Fat

Nutrition Facts

Amount per serving

Calories140 kcal

% Daily Value*

Total Fat 3 g4%

Saturated Fat 0 g0%

Trans Fat 0 g—

Cholesterol 0 mg0%

Sodium 220 mg10%

Total Carbohydrate 24 g9%

Dietary Fiber 0.5 g2%

Total Sugars 2 g—

Protein 4 g8%

Vitamin A—

Vitamin C—

Vitamin D—

Calcium—

Iron—

Potassium—

Caffeine—

* The % Daily Value tells you how much a nutrient in a serving contributes to a daily diet.

Nutrition Breakdown

140

kcal

Protein4 g (12%)

Carbs24 g (69%)

Fat3 g (19%)

Estimated calorie contribution using 4 kcal/g for protein and carbohydrates and 9 kcal/g for fat.

Meal Planning Insights

Protein density2.9/10

12% of macro calories come from protein.

Satiety index4.6/10

Estimated from protein, fiber, calories, and fat balance.

Activity estimate35 min walk

About 14 minutes of running for these calories.

Key Nutrients

Protein 4 g8%

Fiber 0.5 g2%

Sodium 220 mg10%

Sugars 2 g—

Saturated Fat 0 g0%

How we calculate these values

Diet Compatibility

High protein2.9/10 protein density from 4g protein and 140 calories.No

Lower carb24g carbs per serving.Yes

Low fat3g total fat per serving.Yes

High sugar2g total sugars per serving.No

High sodium220mg sodium per serving.No

Vegetarian source flagNo vegetarian flag is published for this item.Not flagged

Compare with other items

Select up to 3 items to compare calories, protein, sodium, and macros.

Quick comparisons

Flatbread has 480 fewer calories than #1 The Philly Protein Bowl and 39g less protein. Compare

Flatbread has 310 fewer calories than #1 The Philly Salad and 20g less protein. Compare

#1 The Philly Protein Bowl620 kcal · 43 g protein#1 The Philly Salad450 kcal · 24 g protein#1 The Philly Wrap700 kcal · 46 g protein#10 All-American Club Protein Bowl690 kcal · 40 g protein#10 All-American Club Salad480 kcal · 22 g protein#10 All-American Club Wrap760 kcal · 44 g protein

Compare with #1 The Philly Protein Bowl

Flatbread Compared With Nearby Items

Subway Flatbread is listed in the Bread category with 140 calories, 4g protein, 24g carbs, and 3g fat per serving.

Data Source and Methodology

Nutrition values for Flatbread are maintained in Nutrimetry from restaurant-published menu data and were last checked on Aug 9, 2026. Macro percentages use 4 calories per gram for protein and carbohydrates and 9 calories per gram for fat.

Read the data methodology

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