Chick-fil-A Grilled Chicken Sub Sandwichs contain between 430-440 calories, depending on your choice of option. The option with the fewest calories is the Spicy Grilled Chicken Sub Sandwich (430 calories), while the Regular Grilled Chicken Sub Sandwich contains the most calories (440 calories).
Choose from the options below to see the full nutrition facts, ingredients and allergen information.
