How Long Does It Take to Bake Chicken Breast?

Quick Answer

Boneless, skinless chicken breast takes 20–25 minutes at 425°F or 25–35 minutes at 350°F. The most reliable way to check doneness is with a meat thermometer — the internal temperature should reach 165°F (74°C). Cooking time varies based on the thickness of the breast.

Baking Times by Temperature

Boneless, Skinless Chicken Breast

Oven Temp	Small (6 oz)	Medium (8 oz)	Large (10+ oz)
350°F	25–30 min	30–35 min	35–40 min
375°F	22–27 min	27–32 min	32–37 min
400°F	20–25 min	25–28 min	28–32 min
425°F	18–22 min	22–25 min	25–28 min
450°F	15–20 min	20–22 min	22–25 min

Bone-In, Skin-On Chicken Breast

Oven Temp	Time
350°F	35–45 min
375°F	30–40 min
400°F	28–35 min
425°F	25–30 min

How to Bake Perfect Chicken Breast

1. Preheat oven to 425°F (for juiciest results)
2. Pound to even thickness — place breast between plastic wrap and pound to 3/4-inch thickness with a rolling pin or meat mallet
3. Season — salt, pepper, olive oil, and your choice of herbs/spices
4. Bake on a sheet pan or baking dish, uncovered
5. Check temperature at 18 minutes — pull at 162°F (carryover cooking brings it to 165°F)
6. Rest 5 minutes before slicing

The #1 Secret: Even Thickness

Pounding chicken to an even thickness is the most important step. Uneven breasts cook unevenly — the thin end dries out while the thick end is still undercooked. If you don't want to pound, butterfly (slice horizontally) thick breasts.

Common Mistakes

Overcooking — this is the most common problem. Chicken breast goes from juicy to dry very quickly after 165°F. Use a thermometer.

Not letting it rest — cutting immediately releases juices. Five minutes of resting redistributes the moisture.

Skipping the pounding — leads to uneven cooking. The thick center stays raw while edges dry out.

Cold chicken in a hot oven — let chicken sit at room temperature for 15 minutes before baking for more even cooking.

Crowding the pan — overlapping chicken steams instead of roasting. Leave space between pieces.

Other Cooking Methods

Method	Time	Best For
Baking (425°F)	20–25 min	Everyday cooking
Pan-searing	6–8 min per side	Crispy exterior
Grilling	6–8 min per side	Summer, smoky flavor
Poaching	12–15 min	Shredded chicken, meal prep
Air fryer (400°F)	10–12 min	Quick, crispy
Slow cooker	3–4 hrs on low	Shredded, hands-off
Instant Pot	8–10 min + release	Fast, moist

Tips for Juicy Chicken

• Brine for 30 minutes — dissolve 1/4 cup salt in 4 cups water, soak chicken. This is the single best tip for moist chicken.
• Use a thermometer — remove at 162–165°F
• Don't skip the oil — a light coating prevents drying
• Rest before cutting — 5 minutes minimum
• Don't bake from frozen — thaw in the refrigerator first for even cooking