I love making easy chicken recipes! If you’re looking for more ways to cook chicken for dinner, try these Air Fryer Honey Garlic Marinated Chicken Thighs – they’re easy and delicious. Or Pickle Juice Marinated Chicken, with a distinct flavor that makes your taste buds pop!

Above view of four fajitas in tortillas topped with jalapenos and a side of sour cream.

Easy Sheet Pan Chicken Fajitas

If you’re craving big flavor without a lot of fuss, these easy chicken fajitas are about to become your go-to weeknight dinner. Tender slices of juicy chicken are coated in a homemade fajita seasoning blend, then pan-seared with bell peppers and onions until perfectly caramelized.

But that’s not all! A quick squeeze of lime at the end brightens everything up, making each bite fresh, zesty, and totally irresistible.

These can easily be an entire meal on their own. Or, pair them with your favorite Tex-Mex sides like chips and guac or some Spanish rice, and dinner is served.

Chicken Fajitas Ingredients

Spices: My homemade fajita seasoning includes chili powder, salt, paprika, cumin, onion powder, and both cayenne and black pepper.
Chicken: Use two large chicken breasts.
Peppers: Any color of bell peppers will taste perfect. Slice them into thin strips.
Onion: Slice a yellow onion into thin strips.
Lime: Lime juice get squeezed onto the chicken and served with lime wedges.
Garlic: Fresh garlic cloves will have the best aroma.
Oil: Any type of oil works. Spread it on top of the ingredients to keep them from drying out.
Tortillas: Use your favorite kind of tortillas to serve the fajitas.

All of the ingredients needed for oven baked fajitas.

How to Make Sheet Pan Chicken Fajitas Recipe

Here are the basic instructions to make easy chicken fajitas. Check out the recipe card at the bottom of this blog post with full ingredients and instructions to make it.

Step one is to combine all of the seasonings together in a small bowl. — **STEP 1:** Preheat the oven and line a baking pan with parchment paper. Combine together the chili powder, salt, smoked paprika, cumin, onion powder, cayenne, and black pepper.

Step two is adding the minced garlic to the oil so that it doesn burn. — **STEP 2:** Pour the oil into a small bowl and add in the minced garlic.

Step three is adding the cut up peppers, onions, and chicken to a bowl and top with garlic in oil. — **STEP 3:** Slice the chicken breasts into ½ inch strips. Add the chicken strips, onion, and bell pepper into a large bowl. Drizzle the oil over the chicken and vegetables.

Step four is sprinkling on the seasoning. — **STEP 4:** Sprinkle the fajita seasoning evenly over the top. Toss until it is mixed and everything is well coated.

Step five is adding the mix to a sheet pan and bake. — **STEP 5:** Spread the mixture onto the baking sheet. Bake until chicken is cooked through.

Cooking Tips and Tricks

Slice everything evenly. Cut the chicken, peppers, and onions into uniform strips so they cook at the same rate and you get that perfect mix of tender chicken and slightly crisp veggies.
Don’t overcrowd the pan. Give your ingredients a little breathing room so the heat can circulate. If your pan looks full, use two! Crowding traps steam and prevents that flavorful caramelization.
Finish with fresh lime and cilantro. A squeeze of lime juice and a sprinkle of chopped cilantro before serving brighten the flavors and make your sheet pan chicken fajitas taste extra fresh.

Recipe Variations

Give it some heat. Add extra cayenne or sliced jalapeños for bold, fiery flavor.
Make it vegetarian. Skip the chicken and load up on mushrooms, zucchini, and extra peppers.
Make a steak swap. Use thinly sliced flank steak instead of chicken for hearty beef fajitas.

Frequently Asked Questions

Does the oven need to be preheated before cooking? Yes, you definitely need to preheat your oven before you bake the chicken fajitas.

Can I prep sheet pan chicken fajitas ahead of time? Absolutely! You can slice the chicken and veggies, toss them with the seasoning and oil, then refrigerate everything for up to 24 hours before cooking. When you’re ready, just spread it all on the sheet pan and roast as usual. This trick makes weeknight dinners faster and helps the seasonings soak in for even more flavor.

How to Store & Reheat

How to store it? Let the sheet pan chicken fajitas cool completely, then transfer everything to an airtight container and refrigerate for up to four days. Store the tortillas separately so they don’t get soggy, and keep any fresh toppings (like salsa or guac) in their own containers.

How to reheat it? For the best texture, reheat the chicken and vegetables in a hot skillet over medium heat until warmed through. This prevents the chicken from drying out. You can also reheat them in the oven at about 350°F on a sheet pan, or use the microwave in short bursts, stirring in between.

How to freeze it? For freezing, it’s best to freeze the seasoned, uncooked chicken and veggies together in a freezer bag for up to 3 months, then thaw overnight in the fridge and bake when you’re ready. If you want to freeze leftovers, cool them completely, pack tightly in an airtight container or freezer bag, and freeze for up to 3 months.