Preheat your air fryer to 400ºF and spray the air fryer basket with nonstick cooking spray.
In a bowl, combine the shredded chicken with your sauce of choice.
Lay the tortillas flat. Spread ½ cup of the chicken mixture on one side of each tortilla.
Top the chicken with ½ cup of shredded cheese on each tortilla.
Fold each tortilla in half and secure edges with 4 toothpicks.
Place the quesadillas in the air fryer basket and spray lightly with nonstick cooking spray.
Air fry for 6 minutes, flipping halfway through cooking.
Remove toothpicks and serve immediately with salsa, sour cream, and guacamole.