What’s the best temperature to bake chicken fajitas in the oven?

For perfectly roasted sheet pan chicken fajitas, the sweet spot is 425°F (218°C). At this temperature, the chicken cooks through safely and stays juicy while the bell peppers and onions develop rich, caramelized edges. Lower temperatures may cause steaming instead of roasting, and higher heat risks drying out the meat. Stick with 425°F and roast for about 20–25 minutes for optimal flavor and texture in your chicken fajitas oven method.

Can I prep sheet pan fajitas in advance?

Absolutely. Easy fajitas sheet pan recipes are highly meal-prep friendly. Slice the chicken and vegetables up to 48 hours ahead, and store them separately in the fridge. You can also mix the seasoning ahead of time. For best results, combine the chicken, veggies, oil, lime juice, and spices in a resealable bag and let it marinate overnight. When ready to cook, simply spread it on your sheet pan and roast. You’ll have baked chicken fajitas on the table with almost zero effort.

Are sheet pan fajitas freezer-friendly?

Yes, both cooked and uncooked versions of one pan fajitas chicken can be frozen. For cooked leftovers, cool them completely and store in freezer bags for up to 2 months. To freeze raw: combine the sliced chicken and vegetables with the seasoning and oil, then freeze flat in a bag. Thaw overnight and roast when needed—perfect for quick weeknight meals with all the prep already done.

Sheet Pan Chicken Fajitas in 35 Mins – Irresistible & Easy Dinner

Name: Sheet Pan Chicken Fajitas
Prep time: 10 min
Cook time: 25 min
Total time: 35 min
Cuisine: Mexican Inspired
Ingredients: 1.5 lbs boneless, skinless chicken breasts or thighs, sliced into strips; 3 bell peppers (red, yellow, green), sliced; 1 large red onion, sliced; 2 tablespoons olive oil; 2 teaspoons chili powder; 1 teaspoon smoked paprika; 1 teaspoon cumin; 1 teaspoon garlic powder; 1 teaspoon onion powder; ½ teaspoon dried oregano; ¼ teaspoon cayenne pepper (optional); 1.5 teaspoons salt; ½ teaspoon black pepper; Juice of 1 lime; Fresh chopped cilantro (for garnish); Flour or corn tortillas, warmed; Optional toppings: sour cream, guacamole, salsa, shredded cheese

Description

These Sheet Pan Chicken Fajitas are a fast, flavorful, and fuss-free Tex-Mex dinner made entirely on one pan. Juicy roasted chicken, colorful bell peppers, and bold spices come together in under 30 minutes—perfect for busy weeknights or healthy meal prep. Oven-baked, low-effort, and bursting with flavor.

Ingredients

1.5 lbs boneless, skinless chicken breasts or thighs, sliced into strips
3 bell peppers (red, yellow, green), sliced
1 large red onion, sliced
2 tablespoons olive oil
2 teaspoons chili powder
1 teaspoon smoked paprika
1 teaspoon cumin
1 teaspoon garlic powder
1 teaspoon onion powder
½ teaspoon dried oregano
¼ teaspoon cayenne pepper (optional)
1.5 teaspoons salt
½ teaspoon black pepper
Juice of 1 lime
Fresh chopped cilantro (for garnish)
Flour or corn tortillas, warmed
Optional toppings: sour cream, guacamole, salsa, shredded cheese

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Instructions

Preheat the oven: Set your oven to 425°F (218°C). Place an empty sheet pan inside to preheat as well.
Prep the chicken and veggies: Slice chicken, bell peppers, and onion into even strips for consistent cooking.
Make the seasoning: Mix chili powder, cumin, paprika, garlic powder, onion powder, oregano, cayenne, salt, and pepper in a bowl.
Toss ingredients: In a large bowl, combine chicken and veggies with olive oil, lime juice, and seasoning. Mix until fully coated.
Roast: Spread everything onto the hot sheet pan in a single layer. Roast for 20–25 minutes, tossing halfway through, until chicken is cooked through and vegetables are tender and slightly charred.
Serve: Remove from oven and garnish with fresh cilantro. Serve in warm tortillas with your favorite toppings.

Notes

Slice everything evenly to ensure proper roasting. Preheat your sheet pan for extra caramelization. Don’t overcrowd the pan—use two pans if doubling. Leftovers make excellent fajita bowls, quesadillas, or wraps the next day.

Prep Time: 10 minutes
Cook Time: 25 minutes
Category: Main Dish
Method: Sheet Pan
Cuisine: Mexican Inspired