Air Fryer Potatoes (Time & Temperature)
Exactly how long to air fry potatoes, plus temperature and tips.
Updated 7 September 2026
The air fryer makes potatoes quick and easy. Set it to 200°C / 400°F and cook for 20-25 min - the cheat sheet on this page has everything at a glance, and the steps below walk you through it. Soak cubed potatoes in cold water for 20 minutes, then dry well, for the crispiest result.
How to air fry potatoes
- 1Preheat the air fryer to 200°C / 400°F.
- 2Prepare the potatoes and toss or rub with olive oil, salt, rosemary and paprika.
- 3Arrange in a single layer in the basket so the air can circulate.
- 4Air fry at 200°C / 400°F for 20-25 min. Shake every 8 min.
- 5Cook until they are golden and crisp outside and fluffy in the middle.
Tips for the best results
- Soak cubed potatoes in cold water for 20 minutes, then dry well, for the crispiest result.
- Serve potatoes straight from the basket while hot and crisp.
- Adjust by a minute or two for your air fryer - every model runs slightly differently.
Common mistakes to avoid
- Overcrowding the basket, which steams potatoes instead of crisping it.
- Skipping the shake or flip, leading to uneven cooking.
Frequently Asked Questions
How long do you cook potatoes in an air fryer?+
Cook potatoes at 200°C / 400°F for 20-25 min, shake every 8 min. Times vary a little by size and by air fryer model.
What temperature for potatoes in an air fryer?+
Set the air fryer to 200°C / 400°F for potatoes.
Do you need to preheat for potatoes?+
Yes, a 3-minute preheat gives the best result.