400°F Oven to Air Fryer
Set your air fryer to 375°F (191°C) and cut the cooking time by about 20%.
400°F (204°C) in a conventional oven ≈ 375°F in an air fryer — the fast-moving hot air and small chamber cook more efficiently, so you lower both the temperature and the time.
400°F is the air fryer's sweet spot — it's the temperature most fries, chicken nuggets, breaded foods, and roasted vegetables bake at, and they come out crispier in an air fryer than in the oven. Set the air fryer to 375°F and shorten the time by about 20%.
400°F Oven to Air Fryer Time Chart
Drop the temperature to 375°F and reduce the time by roughly 20%. Check a few minutes early the first time you convert a recipe.
| Oven time at 400°F | Air fryer time at 375°F |
|---|---|
| 10 min | ~8 min |
| 15 min | ~12 min |
| 20 min | ~16 min |
| 25 min | ~20 min |
| 30 min | ~24 min |
| 40 min | ~32 min |
What to Cook at 375°F in the Air Fryer
- French fries, tater tots, and potato wedges — crispier with less oil
- Chicken nuggets, tenders, and breaded cutlets
- Frozen snacks like mozzarella sticks and spring rolls
- Roasted vegetables such as broccoli and Brussels sprouts
Tips
- Shake the basket or flip food halfway for even browning.
- Don't overcrowd — leave room for air to circulate, or food steams instead of crisping.
- Frozen breaded foods often need no oil; a light spritz boosts the crunch.
- Check 3–4 minutes early the first time you convert a recipe.
Convert a Different Temperature
Need another setting or the full chart? See the complete oven-to-air-fryer conversion guide, or convert cooking times or an air fryer recipe back to the oven.
FAQ
Q: What is 400°F in an air fryer?
Set the air fryer to 375°F (190°C) — about 25°F lower than the oven — and reduce the cooking time by roughly 20%. So a dish baked at 400°F for 25 minutes takes about 375°F for 20 minutes in the air fryer.
Q: How long do I air fry something that bakes at 400°F for 30 minutes?
About 24 minutes at 375°F. Cut the time by ~20% and check 3–4 minutes early the first time, since air fryers brown the surface faster.
Q: Do I need to lower the temperature for an air fryer?
Yes. The fan and small chamber make an air fryer cook more efficiently, so drop the temperature about 25°F below the oven setting and shorten the time around 20%.