Best supermarket Halloween costumes for kids 2026 from Tesco, Asda, M&S and Sainsbury’s

Best supermarket Halloween costumes for kids 2026 from Tesco, Asda, M&S and Sainsbury’s | Freelance Editor Published October 16, 2026 7:00am We’re currently obsessing over the Wednesday Addams costume. (Picture: Metro/Getty) Metro journalists select and curate the products that feature on our site. If you make a purchase via links on this page we will earn commission – learn more Halloween falls on a Saturday this year, which means more time for trick-or-treating, more parties to get through and, for parents, pressure to get the costume right. That said, just because your kids may want to dress up for spooky season doesn’t mean you need to spend a small fortune, or pay for speedy delivery. Some of the best-value kids’ costumes are in supermarkets, and this year, they’ve pulled out all the stops. Tu at Sainsbury’s, George at Asda, F&F at Tesco and M&S have extensive Halloween ranges that cover everything from wizards and witches to K-pop Demon Hunters and Disney favourites. There are also adorable skeleton baby grows and pumpkin two-pieces for little ones who can’t quite walk yet but can still join in all the fun. Best of all, prices are low, with plenty of head-to-toe costumes for less than £15, available from newborns to 12, so you can kit out their siblings in one go. To save you trawling through the aisles and pages of options online, we’ve rounded up the best kids’ Halloween costumes from Sainsbury’s, M&S, Asda and Tesco this year. Whether your little one wants to be terrifying, adorable or somewhere in between, there’s something here to suit every budget. The best supermarket kids’ Halloween costumes Tu Navy Halloween Witch Costume A classic for a reason, this Tu witch costume is a fuss-free option for trick-or-treating, school dress-up days, or Halloween parties. It includes a hat, so you don't need to hunt down accessories separately, and it's machine washable for any post-party spills. Sizes range from three to 12 years, making it a good pick if you're dressing siblings to match. Buy Now for £15 Tu Green Hooded Fancy Dress Cloak A hooded cloak is the ultimate Halloween multitasker. Throw it over a costume to add a bit of mystery, or wear it over a school uniform for an instant wizard look. Plus, you can get a few years' wear out of it before they outgrow it. Buy Now for £15 George Halloween K-Pop Demon Hunters Derpy Costume If your kids are still obsessed with K-Pop Demon Hunters, don’t pass up this Derpy costume, the film's goofy blue tiger. It’s a two-piece set that comes with a mask and tail, plus glow-in-the-dark touches for nighttime trick-or-treating. The touch-and-close fastenings also make it easy for smaller kids to get in and out of it. Buy Now for £16 George Mermaid Fancy Dress Costume Not every child wants to be spooky character, and for only £8, this mermaid costume is one of the cheapest in our round-up. It's one to keep in the dressing-up box long after Halloween, too, ready for birthday parties and World Book Day. Buy Now for £8 George Halloween Wednesday Addams Uniform Fancy Dress Costume Wednesday Addams remains a popular character for Halloween, and this spooky take on her school uniform features a knee-length skirt, holographic emblem, collar and tie, and touch-and-close fastenings. All you need now is two plaits and a deadpan stare. Buy Now for £18 M&S Halloween Pumpkin Bodysuit with Hat If it’s your baby's first Halloween, this pumpkin suit doesn’t get much cuter. It’s made from cotton, with a soft lining and poppers on the front and back. Get it now in newborn sizes, up to two years, for just a tenner. Buy Now for £10 F&F Baby Pure Cotton Halloween Skeleton Sleepsuit Proof that Halloween outfits don't have to be scratchy, this skeleton sleepsuit is comfy enough for your baby to wear all day long on October 31. It has poppers at the shoulders, making it easy to change if there’s a nappy explosion and for just over a fiver, it’s a total bargain. Buy Now FOR £6 Disney Toy Story Buzz Lightyear Costume and Mask Set Toy Story fans will be ready for infinity and beyond in this Buzz Lightyear costume from Tesco. It includes control panels and wings attached to the back, plus a mask to complete the look. At £20, it's the priciest pick on our list, but still pretty good value for a Disney costume. Buy Now FOR £20 Follow Metro across our social channels, on Facebook, Twitter and Instagram Share your views in the comments below Arrow MORE: I’ve found the autumn candles that make your home smell like a luxury hotel Arrow MORE: The Practical Magic-inspired decor buys that are charming shoppers this season Arrow MORE: Pinterest searches for ‘whimsical home aesthetic’ are up 975% – these Dunelm buys show why Puzzles Newsletter Get your favourite puzzles when they are ready to play on the website sent directly to you every day and track your daily streak!