Remove lamb chops from the refrigerator 20–30 minutes before cooking
Pat lamb chops dry with paper towels
Place lamb chops in a bowl
Add olive oil, salt, black pepper, garlic powder, paprika, rosemary, cumin, and chili flakes
Add lemon juice, Dijon mustard, and minced garlic if using
Massage seasoning evenly into both sides of the chops
Preheat air fryer to 390°F (200°C) for 3–5 minutes
Arrange lamb chops in a single layer in the air fryer basket
Cook for 4–5 minutes
Flip lamb chops
Cook another 4–6 minutes until desired doneness
Remove from air fryer and rest for 5 minutes before serving