Prepare the Chicken: Cut the boneless, skinless chicken breasts into 1-inch bite-sized cubes and place in a mixing bowl.
Make the Marinade: Whisk together lemon juice, olive oil, garlic, oregano, thyme, paprika, salt, and black pepper until well combined.
Marinate the Chicken: Pour the marinade over the chicken and toss to coat. Let it marinate in the refrigerator for at least 30 minutes.
Preheat Your Air Fryer: Set your air fryer to preheat at 400°F (200°C).
Arrange Chicken in Air Fryer Basket: Place marinated chicken bites in a single layer in the air fryer basket.
Air Frying Process: Cook for about 10-12 minutes, flipping halfway through, until the internal temperature reaches 165°F (74°C).