How to Reheat Roast Potatoes in the Air Fryer
Crispy leftovers in minutes - no soggy microwave.
Updated 7 September 2026
The air fryer is the best way to reheat roast potatoes. A quick blast at 180°C / 350°F for 4-6 min brings it back to life - hot in the middle and crisp outside. Great for leftover Sunday roast potatoes.
How to reheat roast potatoes
- 1Preheat the air fryer to 180°C / 350°F if you have a couple of minutes.
- 2Place the roast potatoes in a single layer in the basket.
- 3Reheat at 180°C / 350°F for 4-6 min, checking towards the end.
- 4Serve straight away while hot and crisp.
Tips for the best results
- Great for leftover Sunday roast potatoes.
- Use a lower temperature to reheat gently without overcooking.
Common mistakes to avoid
- Reheating too hot and drying the food out.
- Piling it up so it warms unevenly.
Frequently Asked Questions
What temperature to reheat roast potatoes in an air fryer?+
Reheat roast potatoes at 180°C / 350°F for 4-6 min.
Is the air fryer better than a microwave for leftovers?+
Yes for anything you want crispy - the air fryer restores texture the microwave cannot.