Place chicken thighs in a resealable plastic bag or container. Sprinkle with Old Bay Seasoning. Rub the seasoning into the chicken thighs.
Spray air fryer basket with Place chicken thighs in the air fryer skin side down. Depending on the size of your air fryer basket, you may need to do this in batches. Air Fry for 12 minutes at 375. Turn and cook an additional 10 - 12 minutes or until a meat thermometer registers 165 degrees and the chicken skin has reached desired crisp. Serve immediately.