# Jacket potatoes (baked potatoes) cooking times

How long to cook jacket potatoes: **1 h to 1 h 15 min in the oven at 200°C (180°C fan), 40–45 min in an air fryer at 200°C, 8–10 min in the microwave and 6–8 hours in a slow cooker**. Every way to cook it is below, with the temperature and how to tell it’s done.

Source: https://feastflow.co.uk/jacket-potatoes-cooking-times (FeastFlow free cooking-time guides). Last checked 11 November 2026.

## How long to cook jacket potatoes

Times are for 1 medium baking potato (250–300 g) each.

Jacket potatoes (baked potatoes): cooking times by method:

| Method | Time | Heat | How |
| --- | --- | --- | --- |
| [Oven](https://feastflow.co.uk/oven-cooking-times) | 1 h to 1 h 15 min | 200°C (180°C fan), 400°F, gas 6 | Straight on the oven shelf. Large potatoes take up to 90 minutes. |
| [Air fryer](https://feastflow.co.uk/air-fryer-cooking-times) | 40–45 min | 200°C (400°F) | Turn halfway. |
| [Microwave](https://feastflow.co.uk/microwave-cooking-times) | 8–10 min | on full power | One potato; turn halfway. Add 4–5 minutes for each extra potato. Finish in a hot oven or air fryer for 10 minutes for a crisp skin. |
| [Slow cooker](https://feastflow.co.uk/slow-cooker-cooking-times) | 6–8 hours | on low | Wrapped in foil, with no water. 3–4 hours on high. |
| [Pressure cooker](https://feastflow.co.uk/pressure-cooker-cooking-times) | 15–20 min | on high pressure | On a trivet with 250 ml water; natural release. Crisp the skins in the oven after. |

Also see: [Roast potato and potato times](https://feastflow.co.uk/roast-potatoes-cooking-time) (roast, baked, mashed and Yorkshires).

## Before you start

Scrub, dry and prick a few times with a fork. Rub with oil and salt for a crisp skin.

## How to tell it’s done

A skewer slides into the middle easily and the skin is crisp.

## Questions

### How long to cook jacket potatoes in the oven?

1 h to 1 h 15 min at 200°C (180°C fan), 400°F, gas 6. Straight on the oven shelf. Large potatoes take up to 90 minutes.

### How long to cook jacket potatoes in an air fryer?

40–45 min at 200°C (400°F). Turn halfway.

### How long to microwave jacket potatoes?

8–10 min on full power. One potato; turn halfway. Add 4–5 minutes for each extra potato. Finish in a hot oven or air fryer for 10 minutes for a crisp skin.

### How long to cook jacket potatoes in a slow cooker?

6–8 hours on low. Wrapped in foil, with no water. 3–4 hours on high.

### How long to cook jacket potatoes in a pressure cooker?

15–20 min on high pressure. On a trivet with 250 ml water; natural release. Crisp the skins in the oven after.

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Times are a guide for typical home portions: ovens, air fryers, microwaves and sizes vary. Check meat, poultry and fish with a thermometer. Safe temperatures follow USDA and UK Food Standards Agency guidance.

FeastFlow also plans a whole meal backwards from serving time, with every dish timed and oven temperatures that don’t clash: https://feastflow.co.uk/