Preheat Air fryer to 370.
Beat eggs, milk, maple syrup, and vanilla together either by hand of with a high speed blender. Pour mixture into a shallow bowl or pan.
Cut each slice of bread into thirds.
Dredge the bread slices in the egg mixture. Letting each side soak for 30 seconds or so.
Spray the air fryer basket generously with cooking spray.
Let extra egg drip off of the bread slices and place into the air fryer basket.
Cook for 3 minutes in the air fryer. Using a spatula, carefully flip each slice and cook for an additional 2-3 minutes.
Top with powdered sugar and/or maple syrup!