This post is all about last-minute Halloween costume ideas that are ‘cool girl’ approved.
With Halloween around the corner, it’s time to prepare your costumes! But don’t fret, you don’t need to spend weeks perfecting your Halloween outfit – we’ve curated a list of costumes that can be assembled last minute.
Did we mention that all of these looks are ‘cool girl’ approved? Find a range of looks from the ultra-sexy to the utterly effortless.
Most of these Halloween costumes are easy to assemble – only needing 2-3 items to make the look.
Every look can easily be turned into a group look with friends or a couple’s look.
So let’s get into it! Here are 38 last-minute Halloween outfit ideas that are it-girl-worthy!
1. Dallas Cowboys Cheerleader Halloween costume
Let’s start strong with the infamous Dallas Cowboys Cheerleader outfit! These superstars made their way to our screens on Netflix in 2024 and instantly blew up all over TikTok.
Whether you can nail the Thunderstruck routine (split jump included!) or you just love a cute booty short – this look will definitely turn heads!
What you need for the DCC Halloween costume:
- A blue front knot crop top
- Extra cleavage!
- White booty-shorts with a belt
- White cowgirl boots
Easily turn this into a group outfit idea becoming your very own team of Dallas Cowboy Cheerleaders! Want to make it a couple’s Halloween idea? Add in an NFL player.
2. Barbie Halloween costume
Missed out on dressing up as Barbie last Halloween after the 2023 blockbuster hit took the world by storm?
2024 is your chance to still ride that pink wave!
Opt for the cowgirl Barbie or 80s rollerblading Barbie. Both outfits can be turned into a couple’s outfit by adding Ken into the mix. Don’t worry though, Ken won’t outshine you because…he’s just Ken 😉
3. Zendaya from Challengers Outfit
If you want to channel your inner sporty gal, then take inspiration from Zendaya in Challengers.
While the movie itself was pretty raunchy, we couldn’t keep our eyes off Zendaya’s outfits. They catapulted tenniscore chic to the forefront this summer. So grab your white tennis skirt, turn it into your Halloween costume and #serve 😉
4. Hot Joker Costume
Taking your Halloween costume inspo from another movie – don your best Joker look this year. There’s always the option for make it ‘sexy’ – we love the red suit look below.
Turn this into a couple’s Halloween idea by adding in the male Joker look too.
5. Sexy Pirate
Want less ‘arghhh!’ and more ‘arrrr!’ from your Halloween costume? Go for a sexy pirate outfit this year.
Add in a Pirates of the Caribbean–inspired look for a couple’s outfit.
6. Ratatouille and Chef
Taking a turn for something a little more PG now – dressing up as a Ratatouille and a Chef is a super easy and cute Halloween costume idea.
7. Space Cadet
Get ready to be the hit of the party – this sexy space cadet look is bound to get lots of attention.
Go as a group or add in an astronaut for a couple’s costume.
8. Clueless Halloween Costume
You can’t go wrong with this Halloween classic! Dressing up as Cher from Clueless is not only super cute and Insta-worthy but it’s also easy!
Make this a duo look by pairing up with a friend dressed as Dionne.
Go as the whole gang by adding in Tai, Josh and Murray.
9. Lara Croft in Tomb Raider
Dressing up as Lara Croft for Halloween is always going to be iconic. It also happens to be a super easy look to assemble. All you need is:
- Black shorts
- A khaki crop top
- A holster and fake guns
- Some black boots or combat boots
Complete the look with a long-plaited ponytail, a fake bandage around your arm, and some fake dirt and grime.
10. Audrey Hepburn from Breakfast At Tiffany’s
Looking for something a little more effortlessly chic yet glam? Dress up as the iconic Audrey Hepburn in Breakfast at Tiffany’s.
11. Lana Del Rey
Want to dress up as your favorite indie-pop singer Lana Del Rey? This one is easy to assemble last minute and looks amazing.
12. Britney Spears
More of a Britney fan? It’s so fun to dress up as this iconic queen of pop. There are so many options but we love these 4 Britney costumes:
Hit Me Baby Halloween costume
Oops I Did It Again Halloween costume
In the mood to rock Brit’s iconic red catsuit? Don’t skip out on the headset and shimmery silver eyeshadow. You’ll be the hottest Martian around.
Couples Outfit Idea: Dress your other half up in an astronaut suit.
Slave 4 U at the VMAs costume
While we love Britney’s Slave 4 U music video outfit (who can forget those pink underwear over her denim jeans), we will never get over her VMAs costume!
Toxic Halloween costume
13. Christina Aguilera from Dirrty
Ok, we can’t include a bunch of Britney costume ideas without including her rival – Christina Aguilera.
And what’s more iconic than her Dirrty music video chaps look?
Tie in some black hair extensions into your hair or a wig to get the grungy Xtina look.
If it was good enough for Kylie Jenner to don, it’s good enough for us!
14. Sandy from Grease Costume
Channel your inner good-girl-gone-bad with a Sandy from Grease Halloween costume this year.
All you need to complete this cool-girl look is:
- Red lipstick
- A fake cigarette
- An off-the-shoulder black top
- Black leggings
- Red stilettos
- And some gorgeous curly hair!
Turn this into a group look by adding in some of the Pink Ladies. Make it an iconic couple’s costume by bringing Sandy’s beau, Danny into the mix.
15. Mia Wallace from Pulp Fiction
If you want that ‘cool girl’ approved Halloween outfit idea, then Mia Wallace from Pulp Fiction is the one! This cult classic outfit is so easy to gather last minute.
16. Kill Bill
Another Uma Thurman classic serving up an iconic Halloween outfit – show up this Halloween as Uma Thurman’s character from Kill Bill.
17. Black Swan
Always wanted to pull off Natalie Portman’s outfit in Black Swan? This is your time to shine!
Pair up with your bestie in the matching White Swan outfit.
18. Wonder Woman for Halloween
Have fun dressing up as Wonder Woman this year! Turn this into a group costume by adding in any of the other DC characters into the mix – Batman, Superman, you name it!
GET THE FULL COSTUME HERE FOR WONDER WOMAN.
19. Harley Quinn
Ok, yes this is another DC Marvel outfit but Harley Quinn deserves it! This iconic Halloween outfit idea is always popular and definitely turns heads!
BUY THE FULL OUTFIT ON AMAZON HERE.
20. Mean Girls Costumes
If Mean Girls is your favorite movie of all time, then this is your sign to dress up as your favorites! You can have so much fun with this and not to mention, the outfits are insanely easy to assemble.
For the easiest option – go for Regina’s outfit with the holes cut in her tshirt.
Second easiest – grab your most lush pink Juicy tracksuit and you’re done!
For a girl group option – dress up as all of the 3 Mean Girls plus Cady. Or add in Janet too! For any guys wanting to join the group costume, you could add in Damian from the ‘she doesn’t even go here’ scene!
21. Super Mario Brothers
For the video game geeks out there, Super Mario Brothers is always a Halloween costume go-to! Pair up with your bestie or partner as Mario and Luigi.
Or for the girly girls, add in a friend dressed up as Princess Peach too!
BUY ALL MARIO & LUIGI ACCESSORIES HERE.
22. Space Cowgirls
Space cowgirl outfits have exploded in popularity in recent years. Why not? They’re sexy, cute and easy to do as a group too.
Another plus – you can reuse this look for a Last Rodeo-themed Bachelorette party too! A win-win.
23. Carrie Halloween Costume
Go full-on scary Halloween with a Carrie at prom outfit. It’s an easy last-minute Halloween costume as all you need are a pink slip dress, a tiara and blood.
24. Fembots
While Austen Powers premiered in the 90s, this Halloween costume idea will never go out of fashion. Especially thanks to Kendall Jenner for reviving the look a few years ago at Halloween.
Go as a group of fembots for Halloween with your friends.
Add in the one-and-only Austen Powers for a couple’s look! You’ll have so much fun with this!
25. Playboy Bunny
Want the fembots and Austen Powers in a slightly different font? Go as cute Playboy bunnies and Hugh Hefner.
Not quite comfortable wearing the Playboy bunny outfit but still want the vibe? Opt for a strapless dress instead with the bunny ears!
26. Catwoman
Want to dress up as a badass, feline, seductress – Catwoman is your outfit!
27. Devil
For full bad-girl this year with this ultra last-minute Halloween outfit idea. All you really need is a red outfit, horns and a pitchfork. Done!
28. Unicorn
Want something less monochrome-red a la the Devil and more pastel-rainbow colored?
Dress up a pretty unicorn this year. All you need:
- A unicorn horn (you can make this DIY at home or order one)
- A white or multi-colored wig
- A white or pastel-colored outfit
29. Vampire
The Vampire is a true Halloween classic that you can’t go wrong with.
Pair any grungy / dark outfit that you have with some fangs and you are good to go!
30. Chucky
If you happen to have some denim dungarees lying around then Chucky could be your perfect last-minute Halloween outfit idea!
Add in a ginger wig, a striped shirt, and some epic face makeup and you’re good to go!
31. Wednesday Addams
Yes, it’s been done before but for good reason! This last-minute Halloween outfit is cool-girl-approved.
Turn this into a group costume by adding in the whole gang – Morticia, Gomez, Lurch and Thing!
32. Disney Princess
If you’re a Disney girlie, we’re sure you’ve already dressed up as your favorite princess. But! It’s even more fun dressing up as a group of Disney princesses.
Couples Halloween Outfit Idea: Add in Disney characters like Aladdin to complete the looks.
33. Skeleton
If you’re a makeup pro, then the skeleton is probably the easiest Halloween costume to pull off. Wear your coolest all-black outfit and then design the coolest skeleton makeup ever.
34. Mummy
Were you as scared watching The Mummy as a kid as we were? If so, then dressing up as a mummy is a super easy costume idea. All you need is:
- A nude-colored outfit
- Bandages wrapped around you
- Add in some fake blood and grime for effect
OR GET A READY-MADE COSTUME HERE.
35. 1920s Flapper / Great Gatsby Outfit
As we’re still in the 20s technically, what better time to channel your inner flapper girl?
It’s easy to get this outfit off Amazon. There are SO many options and colors!
For couples’ looks, it’s also easy for men to put together the 1920s gangster look – they just need a few accessories and the rest can come from their wardrobe.
Feeling inspired now to slay your 2024 last-minute Halloween costumes? Choose an outfit that lights you up and makes you feel awesome for the best night of the year!
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This post was all about last-minute Halloween costume ideas that are ‘cool girl’ approved.
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