50+ Halloween Costume Sewing Patterns

This free sewing tutorial is the best way to give your girls their own set of fins without making a deal with a sea witch. With this DIY costume tutorial, you can create a mermaid tail that's easy to move in, which makes it perfect for trick-or-treating or just playing pretend.

This easy Halloween costume is pretty simple. It's just an a-line jumper cut into three different felt sections. Add a cute little cone hat on top to finish off this adorable costume!

Make your little girl's dreams of being a princess come true with this homemade Halloween costume. She is sure to love this beautiful DIY Halloween costume.

A little bird told me that this DIY Halloween costume would be perfect for your toddler! You won't help but smile when you see your little one in this homemade bird costume.

Use this Halloween costumes sewing pattern to make your little girl a Tinker Bell costume. She'll love looking like a graceful fairy!

Inspired by the blockbuster animated feature, this dress tutorial can guide you in sewing a gown that looks positively royal. Take some tips from this step-by-step photographic post on how to piece together a bodice.

If your sweet is just too sweet, consider creating this simple Halloween costume. It can be worn over just about anything, ensuring that your kiddo stays extra warm while trick or treating.

This free sewing pattern was inspired by Once Upon a Time and is just perfect if your little one loves fairy tales. This DIY cape pattern comes with a rounded hood and lets you make a budget-friendly Halloween costume without spending a fortune.

This is a creative and fun costume for your little girl. Use tulle and felt to transform her into a cute jack-o-lantern. It's easy and quick to make, so you'll both love this homemade Halloween costume.

Your little girl will love wearing this dress to school or while trick-or-treating on Halloween. This adorable pillowcase dress is trendy and cute, but is also spooky and festive.

With this tutorial, you can easily learn how to sew a princess dress step-by-step to transform your little girl into her favorite lady. The best thing about this Cinderella-inspired costume is that is is much, much cheaper to create then purchase a dress like this one.

Your little girl will love dressing up for Halloween in this mermaid costume! The tail is easy to walk in and turns into a cute skirt. Plus, this pattern also has a bandeau shell top.

Make your child a daisy Halloween costume this year so she can be cute and comfy while collecting candy. This free and easy Halloween costume helps to save money around October, since costume prices at Halloween stores can get fairly expensive.

There is nothing more magical for a little girl than dressing up as her favorite princess. Make her dreams come true with this Frozen-inspired Princess Anna costume, which is a great DIY Halloween costume.

When it comes to homemade Halloween costumes, this one takes the cake. Your girl will stay warm, look pretty, and absolutely love her new dress. You can even switch up the colors to make a dress that resembles her favorite princess.

Participate in the owl trend with this adorable and easy Halloween craft. Make a last minute kids' owl costume in just a few quick and easy steps.

No toilet paper is needed to make these homemade mummy costumes for your kids. Start by tea-dyeing sweatpants or a skirt, then add tulle and lace to make these DIY Halloween costumes. Your kids will love these spooky but comfy costumes.

If you’ve got a hoodie and some felt, you can rock this look for Halloween…or any day of the year, if you’re bold. It's a fun and thrifty DIY unicorn costume that will help your kiddo stand out from the crowd (in the most magical manner).

This homemade Peter Pan costume is perfect for the little boy in your life who will never grow up. Make a felt tunic, hat, belt, and even shoe covers with this free sewing tutorial.

Complete your children's superhero look with this tutorial. Complete with everything they need to be a super kid, including a easy cape pattern, this fantastic costume is a great Halloween costume idea.

Whether you need a last-minute Halloween costume or your kiddo just loves owls, this tutorial is going to be your next big project. This stunning and adorable idea is easy to make and simple, and the results are insanely realistic.

Help your little one channel their inner Jedi master with this costume. This surprisingly simple tutorial will help you sew up a Jedi robe that will be the envy of all the other kids at the next Halloween costume party.

Warm and easy to slip on, this costume can be created in under an hour. So, if you are looking for a great last-minute Halloween costume this year, this is most certainly an option.

Give your little guy the costume of his dreams without spending a fortune with this ninja turtle costume. He will love dressing up like his favorite crime-fighting amphibian, and you'll love how affordable and adorable this DIY costume is.

This Minion costume is really fast to make, so it's perfect for a last minute DIY Halloween costume. It re-purposes fabrics and materials you might already have hanging around your home, meaning you don't have to buy materials and you save money.

This simple and creative homemade Halloween costume for kids can be created in just one evening. All you need to do is create the adorable coat and pair it with some khakis and a hat.

One of the easiest DIY costumes to make, your kids will love running around in this fantasy getup. The best part about this poncho is that it will fit your children for years after you finish making it, keeping your child's imagination active for ages to come.

This Halloween, bring a little fairytale magic home with this costume. Homemade Halloween costumes can take a lot of time to put together, but this easy-to-follow tutorial will make the process a snap.

If you love the classic holiday film, this costume will warm your heart. Complete with a free printable pattern, this sewn costume will be a hit at Halloween parties, and you can even wear it again at holiday parties.

Sometimes the simplest costumes can be the best. This ghost costume is so ethereal and spooky, you'll have trick-or-treaters quaking at your door! Best of all, it's incredibly quick, easy, and cheap to make.

Use this tutorial to create your own version of the famous garment. Keep in all the warmth and wear this adorable cape as a Halloween costume or in any chilly weather.

Ahoy mateys! Looking for an accessory to complete your Halloween costume? This is a perfect fit. Check out this easy tutorial and learn how to make a swashbuckling mini tricorn hat.

As far as quick and easy Halloween costumes go, you won't find much better than this headband. Couple your glamorous new headgear with some black tights and a black sweater for a unique twist on the typical DIY cat Halloween costume.

The hit film The Notebook has something for everyone, whether it be the epic romance, Ryan Gosling's charm, or the vintage 1940s fashion. This free dress pattern is modeled on Allie's iconic red gingham bikini and pays tribute to the sweet, romantic fashion of the 1940s.

This cloak pattern is easy to follow and is perfectly priced at (basically) free! It has options for a couple of different lengths and is sure to add a little drama to any costume.

Make a splash at your next costume party! This intermediate sewing pattern is one you just might want to wear all year.

Whether you're dressing up as a ballerina or just looking to add girlish frill to your closet, this tutorial is just the thing for you! This tulle skirt sewing pattern will teach you all you need to know to look fairy godmother-gorgeous at little cost to yourself.

Pair this easy DIY hat with a simple pink onesie or dress. You'll have a quick, effortless costume that is much more adorable and affordable than anything you'll find in the store.

If you're looking for a unique dress for your little girl, this one is sure to delight anyone who sees it@ Match it with some cute little red booties to make an even bigger statement.

Your future football player will steal all the attention at the big game in this onesie. Not only is it the perfect outfit for game day, but it also makes a great baby Halloween costume.

Make this costume and you're guaranteed to have the cutest baby costume on the block! This costume is a two-in-one deal: The front is a sunshine, while the back is a colorful rainbow.

Keep your baby cute and fuss-free by making this little fish costume. This too-cute costume is easy to make and will delight all your neighbors when you go out trick or treating this fall.

If you're looking for something fast and inexpensive, look no further than this incredibly easy DIY Halloween costume. This no-sew project recycles a gray sweatsuit that you can find at any thrift store.

This DIY hooded cape can be worn in a multitude of ways, with or without sleeves. Best of all, the DIY cape pattern comes with an easy no-sew option!

This costume is the perfect DIY kids' costume: cheap, highly customizable, and totally unique. The construction is such a quick process that you could make several costume changes for the night without breaking a sweat.

These no-sew capes are an easy do-it-yourself project that the kids will adore. This cape is a great super hero costume idea for halloween or a themed birthday party as well.

Done up with feathers and flowers, this DIY headband recalls styles from yesteryear that are still fashionable. Take a break from that sewing needle and try your hand at a wearable craft in time for your next party or get-together.