Best Friend Costumes: Matching BFF Ideas for Halloween

How to choose BFF costumes

Best friend costumes are different from couple costumes. Nobody expects a romantic theme, so you can lean into whatever the two of you love: a show you binge together, a food you always split, or a look you have joked about for years. The only rule that really matters: neither of you should feel like the sidekick.

Start with these questions:

• Do you want to match or complement? Matching means the same costume in two colors. Complementing means two halves of one idea.
• Where are you going? A crowded bar needs something you can wear standing up for hours. A house party can handle wings and big props.
• How much time do you have? If the answer is "tonight," skip ahead to our last minute duo costumes.

Matching best friend costumes

Matching best friend costumes are the easiest to pull off: same base, different color or detail. They are also great for friends who have different budgets, since each of you can shop separately and still look coordinated.

Character pairs for best friends

If you share a favorite movie or show, a character pair gets the biggest reaction. Both halves should be equally recognizable. For more famous pairs, check our iconic duo costumes list, and for the pairs people are talking about this year, see trending duo costumes 2026.

Pun and food pairs for friends

Food pairs are perfect for best friends because the joke is "we go together." They also work for any two people, any size and any style.

Want more laughs? The full list of food pairs and puns is in our funny duo costumes guide.

Friend Halloween costume ideas for every pairing

Every friendship looks a little different, so here is where to go next:

• Two women heading out together: two girl costumes.
• Two guys who want a laugh: two guy costumes.
• Friends who want something sweet: cute duo costumes.
• Friends who want to scare the room: scary duo costumes.
• Friends on a tight budget: easy DIY duo costumes.

Little extras that sell a BFF costume

• Matching face gems

  Same sparkle on both faces ties two looks together.

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• Colored hair spray

  One wash-out color each, like pink and green.

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• Friendship necklaces

  A sweet nod that works with any costume.

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• Matching tote bags

  Somewhere to stash phones and snacks.

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When your styles are totally different

Some of the best BFF costumes come from friends who could not be more different. Use that. Wednesday and Enid, salt and pepper, and Glinda and Elphaba are all built on opposites, so the contrast is the point. Let the friend who loves black wear the darker half, and the friend who loves color take the brighter one.

If one of you loves costumes and the other just wants to show up, choose a pair where one half is simple. A black cat next to a witch works whether the witch goes all out or not, and two cowgirls can range from a hat and jeans to full fringe and sparkle.

Plan the photo, not just the outfit

Half the fun of a best friend costume is the picture you post afterward. Decide on one pose before you leave, like back to back for salt and pepper or a shared broom for two witches. Take a few shots at home in good light before the party starts, when hair and makeup still look fresh. If your costumes involve a prop, like a bubble wand or a plaid hat, keep it in a tote so it does not get lost by midnight.

Timing and buying tips for best friend costumes

Order both costumes from the same listing when you are matching, since colors vary between makers. If you are doing two different characters, give yourselves two to three weeks so there is time to swap a size. Split the cost of shared props like face paint, and pick one friend to hold the photo plan so you get a good picture before the night gets busy.

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