Preheat your oven to 375°F (190°C).
Pat the chicken breasts dry with a paper towel.
Place the chicken breasts in a bowl and drizzle with olive oil.
Sprinkle garlic powder, onion powder, oregano, salt, and pepper over the chicken.
Rub the spices into the chicken thoroughly.
Heat a skillet over medium-high heat and add a bit of olive oil.
Sear the chicken breasts for about 3-4 minutes on each side until golden brown.
Transfer the chicken to a baking dish and place it in the preheated oven.
Bake the chicken for about 15 minutes or until the internal temperature reaches 165°F (75°C).
Remove from the oven and let it rest for 5 minutes before slicing.