These healthy sweet potato chips air fryer are crisp, slightly sweet, and only need four simple ingredients. I like how the thin slices turn golden and crunchy with just a light coating of olive oil, while still keeping that natural sweet potato flavor, and creating a healthy snack without deep frying anything.

They’re one of those healthy snacks that don’t take much work, uses only a handful of ingredients, and you can change the seasoning depending on what you feel like eating. If you want another easy air fryer potato recipe, try these McCain Craft Beer Fries in an Air Fryer. Keep reading to see how thinly slicing and spacing the potatoes helps make these chips crisp instead of soft.
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Video Tutorial
Try These Healthy Sweet Potato Chips Air Fryer
If you usually grab a bag of chips when you want something crunchy, these easy sweet potato chips are simple enough to make at home, and a healthier option as a side dish or snack. They’re lightly seasoned with salt and black pepper, so you still get plenty of the sweet potato flavor.
The crunch is my favorite part. These air fryer sweet potato chips crisp up even more as they cool, so giving them those extra few minutes before eating really does make a difference. You can find the instructions in the recipe card below.
Why You’ll Love It

- Only four ingredients: Sweet potato, olive oil, salt, and black pepper are all you need.
- Crisp and crunchy: Thin slices get golden and crisp in the air fryer.
- Easy to season: Keep them simple or change the seasonings to suit what you like. You can even give them a spicy kick by adding hotter spices such as cayenne pepper, paprika, chili powder, or add something a bit different like onion powder, garlic powder, or cinnamon.
- No deep-frying: A light coating of olive oil is enough to help obtain crispy chips. You can also use avocado oil if you prefer.
Ingredients

- Sweet potato: I look for a firm, smooth sweet potato without any soft spots. The important part is slicing it thinly and evenly so the chips cook at roughly the same rate for maximum crispiness.
- Olive oil: I only use enough to lightly coat the slices. It helps them crisp in the air fryer and adds a little richness without covering up the sweet potato flavor.
- Salt: Sweet potatoes already have plenty of natural sweetness, so I like the contrast you get from a simple salty seasoning. You can adjust the amount depending on how salty you like your chips.
- Black pepper: This is optional, but I like the little bit of warmth it adds. If I want to keep the chips really simple, salt on its own also works.
How to Make Healthy Sweet Potato Chips Air Fryer
1. Preheat the air fryer to approximately 320°F (160°C).
2. Scrub any dirt off of the sweet potatoes, and slice them into thin rounds or chips. The thinner you slice them, the crispier the chips will be.

3. Place the sweet potato slices in a large bowl and add olive oil. Toss to coat each slice evenly with oil. Or use cooking spray.
4. Arrange the sweet potato slices in a single layer on a baking sheet or in the air fryer basket. Make sure they are not overlapping or piled on top of each other.

5. Place the baking sheet or basket in the air fryer and cook for 15-20 minutes, or until the chips turn golden and crispy. Check on them occasionally and stir if needed to ensure even cooking.
6. Once the chips are done, carefully take them out of the air fryer using a tongs and generously sprinkle them with salt and pepper to taste. Gently toss to ensure the seasonings are evenly distributed.

7. Allow the chips to cool slightly on a wire rack before serving to achieve maximum crispness. Serve the homemade air fryer sweet potato chips as a healthy alternative to regular chips.
Also, try making: McCain Craft Beer Fries in an Air Fryer
Recipe Tips
- Slice the sweet potato as evenly as possible so you don’t end up with some chips cooked while others are still soft.
- A mandoline slicer can help you get thin, uniform slices, or use a very sharp knife if you don't have a mandoline.
- Don’t overcrowd the air fryer. Cook the chips in batches if necessary so the hot air can circulate.
- Give the basket a good shake or flip the chips halfway through cooking for more even results.
- Keep a close eye on them, especially near the end because thin sweet potato slices can go from crispy perfection to overdone quickly.
- Give the chips a few minutes to cool because they’ll continue to crisp as they sit.
- You can store any leftovers in the fridge, but I wouldn't recommend freezing them.
What Can You Serve With This?
- Guacamole or tzatziki dips
- Grilled sandwiches
- Burgers
- Fresh salads
FAQs
Aim for ⅛-inch (about 3 mm) thick slices. Thinner slices will be crispier, while thicker ones will be softer and chewier. A mandoline slicer is perfect for even slices.
Soaking is optional. Soaking in cold water for 10–15 minutes can help remove excess starch and make the chips slightly crispier, but it’s not required.
Cool completely, then store in an airtight container at room temperature for 2–3 days. To keep them crispy, place a paper towel in the container to absorb moisture.
It’s not ideal for maintaining crispness, but you can freeze cooked chips. Reheat in the air fryer for a few minutes to restore some crunch.
The slices may be too thick or crowded together. Slice them thinly, keep them in a single layer, and let them cool for a few minutes after cooking so they can crisp further.
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Recipe

Healthy Sweet Potato Chips Air Fryer
Equipment
- Air Fryer
- Knife
- Cutting board
- Large bowl
- Baking sheet or air fryer basket
Ingredients
- 1 medium sweet potato
- 1 tablespoon olive oil
- 1 teaspoon salt
- ½ teaspoon black pepper
Instructions
- Preheat the air fryer to approximately 320°F (160°C).
- Slice the sweet potatoes into thin rounds or chips. The thinner you slice them, the crispier the chips will be.
- Place the sweet potato slices in a large bowl and add olive oil. Toss to coat each slice evenly with oil. Or use cooking spray.
- Arrange the sweet potato slices in a single layer on a baking sheet or in the air fryer basket. Make sure they are not overlapping or piled on top of each other. Place the baking sheet or basket in the air fryer and cook for 15-20 minutes, or until the chips turn golden and crispy. Check on them occasionally and stir if needed to ensure even cooking.
- Once the chips are done, carefully take them out of the air fryer and generously sprinkle them with salt and pepper to taste. Gently toss to ensure the seasonings are evenly distributed.
- Allow the chips to cool slightly before serving to achieve maximum crispness. Serve the homemade air fryer sweet potato chips as a healthy alternative to regular chips.
- Don't hesitate to personalize the seasonings based on your preferences. Enjoy!
Notes
Cooking Time and Temperature
Air fry the sweet potato chips for 15–20 minutes until golden and crispy.Taste & Texture
Crisp and crunchy with the natural sweetness of sweet potato, a little richness from olive oil, and a simple salty finish.Storage, Freezing & Reheating
- Storage: The source doesn’t provide specific storage instructions for leftover sweet potato chips.
- Freezer: The source doesn’t provide freezing instructions.
- Reheat: The source doesn’t provide reheating instructions.
Serving Recommendations
- I like these with guacamole or tzatziki when I want something to dip them into.
- Serve them alongside a grilled sandwich, burger, fresh salad, or bowl of soup.
Recipe Variations and Substitutions
- Use cooking spray instead of tossing the sweet potato slices with olive oil.
- Try a neutral oil in place of olive oil if you prefer.
- Change the seasonings to make the chips spicy, sweet, or simply keep them salted.
- Adjust the black pepper to taste or leave it out.
Proper Storage Tips
- The source doesn’t give specific instructions for storing leftover chips.
- Let the chips cool slightly before serving so they continue to crisp.
- Make smaller batches when possible so you can enjoy the chips freshly cooked.
Pro Tips
- Slice the sweet potato thinly and evenly.
- Keep the slices in a single layer without overlapping.
- Shake or flip the chips halfway through cooking.
- Watch them carefully toward the end of the cooking time.
Video
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