How long do you cook sweet potato fries in an air fryer?

Cook sweet potato fries at 380°F (195°C) for 15 to 18 minutes. A light cornstarch toss makes them crispier.

What temperature do you air fry sweet potato fries at?

380°F (195°C) is the sweet spot for sweet potato fries in a basket air fryer.

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380°F (195°C)temperature

15–18 mincook time

Preheat the air fryer to 380°F (195°C) for 3 minutes.
Arrange in a single layer with space between pieces — air needs to reach every side.
Cook for 15–18 minutes.
Shake the basket once or twice for even cooking.
A light cornstarch toss makes them crispier.

Pro tip: They won't get as crisp as regular fries — pull when edges brown.

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Instant-read meat thermometer — The only reliable way to know meat is safely done — every chart on this site assumes you check internal temperature.
Air fryer parchment liners — Keeps sticky foods (wings, cookies, cinnamon rolls) from welding to the basket and makes cleanup a 10-second job.
Oil sprayer / mister — A fine, even mist crisps breaded food without soaking it. Bottled sprays with propellant can damage nonstick coating.
Silicone-tipped tongs — Flip food without scratching the basket's nonstick surface.