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40 Fun Best Friend Halloween Costumes for You and Your Bestie

Grab your best pal, dress in one of these BFF Halloween costumes, and get ready for the best spooky season yet.

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Best Friend Halloween Costume Grid CollageCourtesy @ClaireRodgers/Instagram, via @Corsetcarriage/Instagram, Courtesy @justjadelauren/Instagram, via blondetobronze.com

BFF Halloween costumes

While Halloween has a reputation for being aimed at children, there is no age limit to playing dress-up on this spookiest of holidays. What is Halloween if not a night to celebrate with your family and friends, all while covered in fake blood? Add to the fun by pairing up with pals and picking best friend Halloween costumes that’ll wow all the ghosts and ghouls.

Of course, there is always the dilemma of what you should dress up as. Some go-getters compile a list of Halloween costume ideas in August—just to make sure they have enough time to whip up a DIY Halloween costume. Others wait until a day or two before fright night to run to the store for a last-minute costume. Whether you’re browsing for best friend Halloween costumes, group Halloween costume ideas, or teen Halloween costume ideas, now is the time to start.

Stumped by what to go as? Here is a list of 40 best friend Halloween costume ideas for 2021. Grab your best bud and pick your favorites.

Dorothy And Glinda Halloween Costumesvia amazon.com, via macys.com

Dorothy and Glinda Halloween Costume

This classic duo is always a crowd-pleaser. Plus, it offers the ability to extend to a larger group and pairs with one of the best dog Halloween costume ideas. You know Dorothy needs her Toto.

Shop Glinda Costume

Cher and Dionne from Clueless Halloween Costume

The ’90s are trending, making these chic friends totally back in style. Dressing as Cher and Dionne is a great idea for teen Halloween costumes—there’s a good chance teens have these pieces in their closets already.

See More at @ClaireRodgers

Bumble Bee And Lady Bug Halloween Costume Via Orientaltradingvia orientaltrading.com

Bumble Bee and Lady Bug Halloween Costume

Show your appreciation for nature with this reversible (and cute) costume. You can go as a bumblebee, while your best friend wears the ladybug side. Plus, if you are looking for cat Halloween costumes, you can dress your feline friend as a baby bumblebee.

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Twins From The Shining Halloween Costumevia halloweencostumes.com

Twins from The Shining Halloween Costume

If scary Halloween costumes are your thing, there is no better pairing than the creepy Grady twins from the Jack Nicholson classic The Shining. Trust us, the rest of your friends will be frightened of you two the entire night.

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Sandy and Danny from Grease Halloween Costume

The classic movie duo of Sandy and Danny is always a winner when it comes to couples’ Halloween costumes. It’s also a great pick for best friend Halloween costumes when you and your pal are theater fans. You can liven the party with a Grease-inspired song and dance routine.

See More at @JustJadeLauren

Dunkin Donuts Halloween Costume via halloweencostumes.com

Dunkin Donuts Halloween Costume

Let your morning coffee inspire your punny Halloween costumes. You and your pal will need a doughnut outfit and a basketball jersey. Voilà: two Dunkin Donuts.

Shop Donut Costume

Wilma Flintstone And Betty Rubble Halloween Costumevia orientaltrading.com (2)

Wilma Flintstone and Betty Rubble Halloween Costume

Go with an old-school cartoon for a nostalgic Halloween. You can go as just Wilma and Betty, but the Flintstones is also a great option for families since Pebbles and Bam-Bam make excellent baby costume ideas.

Shop Wilma Costume

Milk and Cookies Halloween Costume

If you are into DIY adult Halloween costumes, you can cut, print, and tape your way to these delicious outfits. A milkman can easily be a milkwoman. Or get even craftier and build a glass of milk.

See More at Studio DIY

Minions Halloween Costumevia macys.com

Minions Halloween Costume

These creatures from Despicable Me are great as a pair, but they work equally as well for group or family Halloween costumes. They are a great mix of nerdy and cute.

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A League Of Their Own Halloween Costumevia halloweencostumes.com (2)

A League of Their Own Halloween Costume

In this cult classic (currently being adapted for Amazon), Dottie and Kit were among the first women to play for the All-American Girls Professional Baseball League. Have an honorary guy member of your girl squad? He can dress up as Coach Jimmy. Check out these other vintage Halloween costumes.

Shop Dottie Costume

80s Workout Buds Halloween Costumevia amazon.com

’80s Workout Buds Halloween Costume

While some best friend Halloween costumes are no sweat, these encourage you and your pal to get physical. So pull out the leg warmers and spandex, mix up some of your brightest activewear, and buy some appropriate accessories to complete the look.

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Dancing Emojis Halloween Costume

Emojis are a great source of inspiration since we use them daily. This matching pair is easy to emulate with a short black dress or leotard and some bunny or cat ears. We’re not sure what the true emoji meaning is here, but we’re willing to bet it’s “ready to strut.”

See More at Blonde to Bronze

The Spice Girls Halloween Costume

If your friend group has some distinct personalities, there is no better group costume than the Spice Girls. The outfits are pretty easy to break down, and you may already own clothing that would work for your designated Spice girl. If not, they’re relatively cheap to buy.

See More at Color Me Courtney

Cheerleaders Halloween Costumevia macys.com

Cheerleaders Halloween Costume

Channel your high school days and get your cheer on. Grab some pom-poms and research some cheers. It will be a great way to keep your energy up without reaching for candy. You can go modern with this look or put a retro spin on it by referencing what cheerleaders and homecoming looked like in the ’50s.

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Salt And Pepper Halloween Costumevia orientaltrading.com

Salt and Pepper Halloween Costume

Halloween may be known for its sweet treats, but this year opt for something savory, like everyone’s must-have seasoning. Salt and pepper are great options for pals who want low-effort costumes that remain festive.

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Peanut Butter And Jelly Halloween Costumevia target.com

Peanut Butter and Jelly Halloween Costume

Is there a better pairing than PB&J? Maybe just you and your BFF—which is why the childhood favorite is ideal for best friend Halloween costumes. Keep your outfit matching underneath by wearing all black or white.

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Harley Quinn and Joker Halloween Costume

Become part of the Suicide Squad with this pair. It’s an easy Halloween face paint idea that’ll have you laughing like a supervillain (or, depending on the movie, a misunderstood antihero).

See More at @JustJadeLauren

Dancing Sharks Halloween Costumevia target.com

Dancing Sharks Halloween Costume

Katy Perry’s Superbowl performance a few years back made sharks a lot more appealing than the movie Jaws. Show up to the party request, “California Gurls,” and create your own viral moment. You may not be the spookiest Halloween monsters at the party, but you’ll bring the laughs.

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Smores Halloween Costumevia target.com

S’mores Halloween Costume

If you and your best pal prefer treats to tricks, dress up as everyone’s favorite campfire dessert: s’mores. Your marshmallow or chocolate side will hang lightly on your shoulder, making it an easy costume to wear for an entire party.

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Loofah And Soap Halloween Costumevia amazon.com

Loofah and Soap Halloween Costume

Like a loofah and soap, your best friend always has your back. You can craft these costumes yourself or buy this cute and flattering set.

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Mario And Luigi Halloween Costumevia orintaltrading.com (2)

Mario and Luigi Halloween Costume

Partying with your gamer pals this holiday? Mario and Luigi are the best friend Halloween costumes for you. Stick on a stache and grab a plunger to seal the deal.

Shop Mario Costume

Taco And Hot Sauce Halloween Costumevia orientaltrading.com (2)

Taco and Hot Sauce Halloween Costume

October 31st may fall on a Sunday this year, but make it Taco Tuesday with this spicy idea. As a favorite food and condiment, these taco and hot sauce outfits will surely put you on the list for the most popular Halloween costumes.

Shop Taco Costume

Mike and Heather Redding dressed as bacon and eggs for halloweenMediaNews Group/Reading Eagle via Getty Images/Getty Images

Bacon and Eggs Halloween Costume

Let brunch inspire your costume. This yummy pairing is comfortable to wear and relatively easy to sew yourself.

Lucy and Ethel Halloween Costume

For an iconic best friend Halloween costume, go with the most iconic TV friends: Lucy and Ethel. Grab some midi skirts, button-down tops, curlers, and of course, a box of chocolate. In honor of these funny gals, share these funny friendship quotes.

See More at Living After Midnite

Hocus Pocus Halloween Costume

The Sanderson sisters—Sarah, Winifred, and Mary—are Halloween favorites. If your friend group is a trio, this is for sure the way to go. End the night with Hocus Pocus, only one of the best witch movies of all time.

See More at @CorsetCarriage

Highlighters Halloween Costume Via Orientaltradingvia orientaltrading.com

Highlighters Halloween Costume

As far as work-appropriate Halloween costumes go, nothing beats office supplies. You and your work bestie will stand out at your office party, whether in person or virtual.

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Bob’s Burgers Halloween Costume

Socially awkward Tina and her crush Jimmy Jr. make for fun male-and-female BFF Halloween costumes. Fans of this animated sitcom will immediately recognize you, and you’ll have new friends by the end of the night.

See More at Aww Sam

Ketchup And Mustard Halloween Costumevia orientaltrading.com

Ketchup and Mustard Halloween Costume

Dressing as two condiments that dress up burgers, fries, and hot dogs is an amusing way to spend the night, whether trick-or-treating or attending a party. The comical placement of the face hole makes this one of the easiest funny Halloween costumes to pull off.

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Thing 1 And Thing 2 Halloween Costumevia amazon.com

Thing 1 and Thing 2 Halloween Costume

The Cat in the Hat may be one of Dr. Suess’s most beloved characters, but Thing 1 and Thing 2 make for great best friend costumes, especially if you plan to do more tricking than treating. Hey, it’s mischief night after all.

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Bob Ross and Painting Halloween Costume

Bob Ross and his happy little trees are part calming, part party-pleasing. The canvas is pre-painted, so you don’t need to be a talented artist to pull off the look.

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Powerpuff Girls Halloween Costume

Grab a pink, green, or blue dress, retro knee socks, and sneakers, and you have a quick and easy costume to pull off with your girl gang.

See More at @ErikaEnchanted

Tiana And Prince Naveen Halloween CostumeCourtesy @nikkid0__0/Instagram

The Princess and the Frog Halloween Costume

If you and your best friend are looking for a Disney couple to emulate, choose these New Orleans lovebirds. It’s one of the easiest DIY Disney Costumes; browse your closet for supplies, then grab a ukulele and a plastic frog.

See More at @Nikkid0__0

Troop Beverly Hills Halloween CostumeCourtesy Jackie Giardina

Troop Beverly Hills Halloween Costume

Dressing up as characters from a cult-favorite movie is always a crowd-pleaser. Phyllis and Hannah Nefler are easier outfits to pull off than you might think. You can always add some Girl Scouts to the group—or even a red feather (if you’ve seen the movie, you know why).

See More at Living After Midnite

Toothbrush And Toothpaste Halloween Costumevia amazon.com

Toothbrush and Toothpaste Halloween Costume

For best friend Halloween costumes to wear when trick-or-treating with the kids, try this oral hygiene combo. It’s a not-so-subtle reminder to little ones that they’ll need to brush after eating all that Halloween candy.

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Frozen Elsa And Anna Halloween Costumevia halloweencostumes.com

Frozen Halloween Costume

There’s no need to be a real-life sibling to emulate these Disney sisters. Elsa and Anna are excellent options for blond and brunette BFFs who can get out of wearing a wig the entire night. Get in the mood for trick-or-treating by watching Disney Halloween movies.

Shop Elsa Costume

Barbie And Ken Halloween Costumevia orientaltrading.com

Barbie and Ken Halloween Costume

Dress up like the perfect plastic pair, pristine and still in the box. There is no doubt you will be up for best costume with this one.

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Stranger Things Eleven Halloween Costumevia orientaltrading.com (2)

Stranger Things Halloween Costume

The spooky Upside Down offers lots of costume ideas. No need to fight over who gets to be Eleven—you and your pal can choose to be two different versions of the tough protagonist. Bonus: You have an excuse to eat Eggos all night.

Shop Pink Dress Eleven

Gift and Birthday Boy (or Girl) Halloween Costume

Calling all crafters! Raid your gift-wrapping supplies to copy this clever idea. It’s a fabulous way to reuse and repurpose any party decorations or themed tissue, bags, or paper.

See More at Dress Up Buttercup

Operation Game Halloween Costume

Keep things comfortable yet totally fun with this fresh take on the classic board game. Even if you’re not the creative sort, this costume is completely easy to DIY.

See More at Creating Really Awesome Fun Things

Rock Paper Scissors Halloween Costumevia halloweencostumes.com

Rock, Paper, Scissors Halloween Costume

You could determine what you should be for Halloween based on your zodiac sign. Or you could decide it with a game of rock, paper, scissors. (You see where we’re going with this?) This unique Halloween costume for three friends will be a total hit—although you might be forced to solve any debates the entire night.

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