Preheat air fryer at 300 degrees F. Rinse and drain broccoli, transfer to a large bowl. Drizzle with olive oil, toasted sesame oil and toss to coat evenly. Sprinkle with garlic powder, salt, pepper, red pepper flakes and toss to coat.
Transfer broccoli into the basket of air fryer leveling into a single layer. Air fry for 10 minutes at 300 degrees F, shaking once at 5 minute mark.