Pat fillets dry and generously rub with olive oil then coat them with blackening seasoning.
Place fillets in the air fryer basket and cook for 7-9 minutes.
Fish should reach 145°F internally and be opaque and flaky.
For the best crispy crust, preheat the air fryer first. If cooking in batches, keep warm in the oven and broil before serving.Cooking time can vary with the thickness of the fish. Check the temperature of the fish early to ensure it doesn't overcook.Serving Suggestion: Serve with fruit salsa like pineapple salsa or the quick bell pepper salsa below.Quick Bell Pepper Salsa (optional): Dice one Roma tomato, half a bell pepper, and two tablespoons of red onion. Season with a squeeze of lime juice, a teaspoon of olive oil, and salt and pepper. Add a sprinkle of cilantro.