These sheet pan chicken fajitas are all about bold flavor and easy cleanup. The chicken comes out tender, the veggies get a little caramelized around the edges, and everything soaks up that perfect blend of spices. Load it all into warm tortillas and you’re good to go.

Sheet pan chicken fajitas with colorful peppers, lime, tortillas in foil, avocado slices, and sauce bowls.

Why You Need To Make These Easy Oven Chicken Fajitas

  • Fast: No marinating or extra steps and everything comes together on the pan. No extra dishes. Perfect when you want something quick but still homemade.
  • Customizable: Easy to customize with your favorite toppings. Add what you love, skip what you don’t. I like chopped cilantro, sour cream and a drizzle of Cholula.
  • Big Batch: Makes plenty, which means fewer nights wondering what’s for dinner. It also reheats like a dream for meal prep or leftovers.

Easy Mexican inspired meals like these sheet pan fajitas and my Chicken Fajita Pasta are a go-to in my house. We love the bold flavors I love that cleanup is minimal! I make these sheet pan fajitas at least once a month and we save the leftovers for easy meal prep lunches for the rest of the week.

Chicken fajitas in three flour tortillas with sautéed peppers, onions, sour cream, and cilantro on a white plate; avocado halves behind.

Ingredients and Substitutions

  • Chicken breasts – Chicken thighs also work well if you want something juicier. Chicken thighs will take longer to cook.
  • Bell peppers – Use any color you like or swap in poblano peppers for a different flavor
  • Yellow onion – Red or white onion will also work
  • Olive oil – Any neutral cooking oil will work
  • Chili powder – No substitutions
  • Ground cumin – No substitutions
  • Paprika – Smoked paprika adds a deeper flavor if you prefer
  • Sea salt – Kosher salt works too
  • Garlic powder – Fresh minced garlic can be used but the powder blends more evenly
  • Onion powder – No substitutions
  • Oregano – Dried Mexican oregano is great if you have it
  • Cracked black pepper – Ground black or white pepper is fine
  • Cayenne pepper – Leave it out if you want less heat
  • Flour tortillas – Corn tortillas or low carb tortillas can be used

Complete ingredient quantities and recipe instructions can be found in the recipe card at the bottom of this post.

Sheet pan with raw chicken, colorful bell peppers, onion, tortillas, olive oil, and spices for fajitas.

Mandy’s Top Tip

For extra flavor, let the chicken and veggies sit in the seasoning mix for ten to fifteen minutes before baking. It helps everything soak in and gives a little boost to the final dish.

Tips for Success

Even slices – Slice the chicken and veggies as evenly as you can so they cook at the same rate.
Avoid crowding – Spread everything out on the pan as evenly as possible. It’s ok if some things overlap slightly, but you want to avoid large piles in one area.
Flip halfway – Flip the chicken and veggies halfway through cooking for even browning.
Warm tortillas – Warm the tortillas before serving so they’re soft and pliable.

Chicken fajita in tortillas with grilled peppers, onions, cilantro, and lime on a wooden board; toppings behind.

Making the Easy Chicken Fajitas

This recipe comes together fast. You’ll mix the spices, toss everything on a sheet pan and roast until the chicken is cooked through and the veggies are tender. That’s all there is to it.

White bowl of reddish-brown spice blend for chicken fajitas on a light gray textured surface.

Mix seasoning in a small bowl.

Sheet pan with raw chicken strips, sliced onions, and colorful bell peppers, all seasoned for chicken fajitas.

Sprinkle the seasoning evenly over the pan.

Olive oil poured on raw chicken strips, with sliced red, yellow, and green bell peppers in the background.

Drizzle oil over sliced chicken and vegetables.

Sheet pan with sliced seasoned chicken, red, yellow, green bell peppers, and onions arranged for baking fajitas.

Toss until evenly combined.

Sheet pan chicken fajitas with peppers and lime, surrounded by tortillas, avocado, cilantro, sour cream, and salsa.

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Sheet pan with roasted chicken strips, bell peppers, onions, lime wedges, cilantro, and foil-wrapped tortillas.

Sheet Pan Chicken Fajitas Recipe

Author Mandy
These oven baked chicken fajitas are packed with flavor and come together in one pan. The chicken stays juicy and the veggies get just the right amount of char. They’re simple, tasty and easy to make.
Prep Time 10 minutes
Cook Time 20 minutes
Total Time 30 minutes
Serving Size 6 Servings

Ingredients

  • 1 1/2 pounds boneless skinless chicken breasts sliced into 1/4 inch thick strips
  • 3 medium bell peppers sliced into 1/4 inch thick strips
  • 1 large yellow onion sliced into 1/4 inch thick strips
  • 3 tablespoons olive oil
  • 10-12 flour tortillas

Seasoning

  • 1 tablespoon chili powder
  • 1 1/2 teaspoons ground cumin
  • 1/2 teaspoon paprika
  • 1/2 teaspoon sea salt
  • 1/2 teaspoon garlic powder
  • 1/4 teaspoon onion powder
  • 1/4 teaspoon oregano
  • 1/4 teaspoon cracked black pepper
  • pinch cayenne pepper optional

Instructions

  • Preheat your oven to 425 degrees F.
  • In a small bowl, mix all the spices together to make the seasoning blend.
  • In a large bowl, combine the sliced chicken, peppers and onion. Drizzle with olive oil and sprinkle the seasoning over top. Toss everything to coat evenly.
  • Spread the chicken and veggies on the sheet pan in an even layer.
  • Bake for 20 to 25 minutes, flipping halfway through, until the chicken is cooked through and the veggies are tender.
  • Wrap the tortillas in foil and add them to the sheet pan during the last 5 minutes of baking.
  • Fill the warm tortillas with the chicken and veggie mixture. Add your favorite toppings and serve.

Notes

Refrigerate: Store leftovers in an airtight container in the fridge for up to 4 days.
Freeze: Allow to cool completely, then place in a freezer-safe container and freeze for up to 3 months.
Reheat: Warm in the oven at 350 degrees for 10 minutes or until heated through. Or microwave in 30 second increments.

Nutriton

Calories: 383kcal | Carbohydrates: 33g | Protein: 30g | Fat: 15g | Saturated Fat: 3g | Polyunsaturated Fat: 3g | Monounsaturated Fat: 7g | Trans Fat: 0.01g | Cholesterol: 73mg | Sodium: 721mg | Potassium: 736mg | Fiber: 5g | Sugar: 6g | Vitamin A: 3088IU | Vitamin C: 108mg | Calcium: 102mg | Iron: 3mg

Disclaimer: Nutrition information is estimated based on automated calculations and should be considered as an approximation. These estimates are provided as a courtesy. Please use your own brand’s nutritional values to verify accuracy.

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