Air Fryer Peppers and Onions

written by Air Fryer Recipes | August 11, 2026

Ingredients

3 large bell peppers, cut lengthwise into ½-inch slices
2 small red onions, or 1 large, cut lengthwise into ½-inch slices
2 tablespoons olive oil
½ teaspoon fine sea salt
¼ teaspoon garlic powder
¼ teaspoon ground black pepper
⅛ teaspoon crushed red pepper flakes, optional

Directions

Add all of the ingredients to a large bowl and toss until the peppers and onions are well coated.

Transfer to the air fryer basket and air fry on 400F for 10-12 minutes, or until fork tender. (Shake the basket 1-2 times to ensure the peppers and onions cook evenly).