Preheat the air fryerPreheat your air fryer to 400°F (200°C) for 3 minutes.
Prep the codPat the cod fillets dry with paper towels and brush lightly with olive oil and lemon juice.
Season the filletsMix the garlic powder, paprika, onion powder, salt, and black pepper, then season the cod evenly on both sides.
Air fry the codPlace the fillets in a single layer in the air fryer basket. Cook for 7 to 8 minutes, depending on thickness, until the fish flakes easily with a fork.
ServeServe immediately with lemon wedges, parsley, or a little garlic butter if desired.
Notes
Cod cooks quickly, so start checking early.
Patting the fillets dry helps the seasoning stick better.
Use a spatula if needed to lift the fish gently from the basket.
Thicker cod fillets may need an extra 1 to 2 minutes.