It’s that time of year again, if you’re in need of a last minute costume idea then you’ve come to the right place! Less than two months away is Halloween, and we are finally in “spoopy szn”. Finding and deciding on a costume idea every year is a daunting task. If you’re someone like me then you’re constantly changing your mind and waiting until the last minute!
Not this year! Let’s be determined to dress the best this halloween even if it is last minute. Here are 20 best last minute halloween costume ideas for 2020. Be sure to check out the Style page for more costume ideas, outfit inspiration, or other general tips. Check out my Pinterest as well for all things blog related.
All the best last minute costume ideas:
1. Rosie The Riveter
This costume is a classic, and takes two seconds to put together. All you need is a blue button down and a red bandana. Throw in some red lipstick to complete the 1940s look. Not only is this costume easy, but it pays homage to strong independent women in the workforce, which is what all us ladies are anyay!
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2. Hippies
Throw on some tye dye and sunglasses and you’re practically ready to go with this easy costume. Hippies are always a great last minute look to pull off for Halloween.
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3. Cat
I’m guilty of going as a cat more than a few times for Halloween, but I can’t help that it’s so easy to create! All you need is an all black outfit, some eyeliner, and some ears. Being a cat is a great last minute costume that’s still so cute.
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4. Punk Rocker

Most of us already have the required items to make this costume possible. A simple black choker, black shorts and a black tank will do the trick. Pair it with some dramatic winged liner, and a bright lipstick color and you’re a last minute punk rocker!
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5. School Girl
You can never go wrong with a classic school girl. All that’s required is a mini skirt, white button down, and some glasses.
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6. Risky Business
This last minute costume is by far one of the simpler costumes you can put together. A white button down, some spandex, and crew socks is all that’s needed to complete this look!
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7. Boxers
I definitely did this one year with one of my best friends, and I loved this costume. Not only did I already have everything I needed, but it was so cute and comfortable to wear, too. Complete this last minute costume with black eyeshadow, a sports bra, spandex, and a robe.
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8. Bunny
Just like the cat costume, going as a bunny is super cute and easy. All you need is some eyeliner for the makeup as well as ears.
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9. Cowgirl
This costume is so simple to create with pieces from your wardrobe. Pull out some denim, boots, a bandana and you’re good to go. Pair that with french braids and you’re a cute and simple cowgirl.
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10. Girl Scout
If you were already a girl scout once, then this last minute costume is all yours! If not, it’s easy to recreate with some felt and a plain brown skirt.
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11. Costco Sample Lady
I absolutely love this idea for a costume and your friends will, too. It’s so easy to recreate with a simple plain outfit and a red apron. You can print out the Costco decals. Your friends won’t only love you for the costume, but they’ll love you for bringing snacks to the party!
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12. The Price Is Right Contestant
This is another super easy last minute costume. You don’t even need to go so crazy to make the scoreboard. All you need is that iconic name tag to look just like a “The Price Is Right” contestant.
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13. Tourist
We’ve all been tourists at some point or another, so this last minute costume is extremely easy to handle. Get your best button down Hawaiian shirt, sandals, and a camera and you’re all set.
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14. Where’s Waldo/Wanda
This costume is so cute and so simple for a last minute Halloween look. Everyone loves Where’s Waldo, so it’s sure to be a hit at your costume party!
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15. The Bachelorette
This is by far one of my favorites out of this entire list. All that’s needed are a bunch of roses! Muster up one of your fanciest floor length dresses such as an old prom dress, or something from that wedding you went to a few years ago.
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16. Bob Ross
This is another one that’s just super fun and funny. Your friends will appreciate your creativity and maybe your art!
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17. Scarecrow
I went as this one year to work, because it was so simple to do last minute and is cute and work friendly. Just put on some overalls, plaid, and get your makeup skills out. Make a few stitch lines on your face along with rosy cheeks to complete the look. Don’t forget some braids as well!
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18. Nerd
This nerd costume definitely is easy to pull off last minute. Everything you need for this nerd costume can pretty much be found around the house. Bermuda shorts, glasses, and pigtails is mostly all you need!
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19. Regina George
This is such an easy and iconic costume to recreate when you’re running out of time. I love this costume, and this is definitely something I would like to recreate in the future.
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20. Deer Costume
This costume is so simple, all you need is makeup and something beige to wear! Even though it’s so easy, it’s absolutely adorable and won’t look last minute at all!
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