Today's Best Deals
Best Kids Halloween Costumes of 2026
We compared 306 kids halloween costumes listings on Amazon UK and ranked the 10 best deals available right now, with prices starting from £9.94. Rankings reflect real customer ratings and current prices.
GALER Grim Reaper Costume Kids, Kids Scary Halloween Costumes, 5Pcs Black Scary Halloween Costumes Set with Glowing Eyes Ghostface Mask, Cosplay Outfits for Boys Halloweens Costume Cosplay Parties
- Perfect for All Ages: This grim reaper costume is designed for both kids and adults, making it ideal for family-themed Halloween events. Everyone can join in the fun and embrace the spirit of Halloween together!
- Stand Out at Special Occasions: Make a memorable impression at costume parties and cosplay events with this iconic scary Halloween costumes. Its eerie design is sure to wow friends and fellow attendees at any seasonal festivity
- Durable and Comfortable: Made from high-quality polyester, our Halloween costumes offer durability and a comfortable fit. Enjoy hours of wear without compromising on mobility or style
Amazon
Morph Alien Costume, Alien Costumes Kids, Halloween Costumes for Kids
- Alien costumes for kids includes a green inflatable suit featuring a hilarious alien-carrying-a-human design, with a built-in battery-operated fan (batteries not included) that inflates the whole costume in under 60 seconds
- Sizes Available: One size fits most, designed to accommodate a wide range of children and provide comfortable, unrestricted movement inside the inflatable shell. Refer to size chart for more information
- Perfect for Halloween, costume parties and school fancy dress events, these kids alien costumes help young party-goers become the funniest and most talked-about character at any gathering or trick-or-treat
Amazon
Joozmui Plague Doctor Costume Kids, Boys Halloween Costumes 9-10, Scary Halloween Plague Doctor Costumes for Boys– Perfect for Trick-Or-Treat, Party, World Book Day& Carnivals (9-10 Years)
- 8-Piece Kids Halloween Costume Set：This plague doctor costume kids set includes a complete collection of classic accessories-1 black robe, 1 hood, 1 PU leather plague doctor mask, 1 hat, 1 pair of gloves, 1 wooden necklace, 1 notebook, and 1 walking stick. This comprehensive boys halloween costume set gives your child everything they need for an instant medieval transformation – perfect for trick-or-treating, costume parties, and school events.
- Safety Design for Fun：This plague doctor kids halloween costumes for boys features an adjustable mask made from high-quality PU leather, with built-in ventilation holes that prevent glasses from fogging up – ensuring comfortable wear and clear vision throughout the night. The notebook, necklace, and detachable walking stick are all crafted from soft, lightweight materials – so you can rest assured your child can play safely all evening long.
- Lightweight & Comfortable：The robe and hood of this kids' plague doctor costume are made from high-quality polyester – soft and skin-friendly even after hours of wear. The hat and gloves feature reinforced multi-stitching for shape retention, and the entire costume is machine-washable for easy care. Thanks to advanced dyeing technology, the colours stay vibrant and fade-resistant – built to last through multiple Halloweens and fancy dress events.
Amazon
Rubies Official 'Five Nights At Freddy's' Kids Foxy Costume, Kids Fancy Dress Halloween, Size Age 9-12 Years
- Official Licensed Five Nights At Freddy Costume: Become The Legendary Pirate Fox With This Officially Licensed Five Nights At Freddy'S Foxy Costume, Perfect For Halloween, Gaming Parties, Comic Con And Cosplay Events
- Complete Foxy Look: Includes A Bold Red Jumpsuit With Printed Chest Detail, Matching Mitts Featuring Foxy'S Signature Hook Hand And A Full Character Mask For An Instantly Recognisable Animatronic Look
- Perfect For Fnaf Fans: Ideal For Halloween, Gaming Parties, Comic Con, Cosplay And Fancy Dress Events. A Fantastic Gift For Five Nights At Freddy'S Fans Looking To Complete The Ultimate Group Costume
Amazon
Kids King of Pop Musician Sequin Costume for Boys 7-Piece Set Sequin Jacket Striped Pants with Hat Sunglasses Gloves and T-Shirt 80s Music Icon for Halloween Party Stage Performance and Fancy Outfits
- 【 Complete 7-piece outfit 】 Children's accessories, this all-in-one outfit includes everything children need to create a complete stage look: shiny sequined jacket, striped pants, sequined soft hat, sunglasses, silver gloves, white T-shirt, and cuffs.
- Authentic retro stage style -80s - children's accessories, bold sequined jacket paired with metal striped pants, capturing the iconic appearance of classic pop performances.
- Children's Comfortable Fit: 80s - Children's accessories made of soft and breathable fabric, loose fit, suitable for all day wear. It allows children to exercise fully while dancing, singing, and actively playing, without restricting their movements during performances or activities
Amazon
LOVETRENDS Kids Screamer Costume - Black Hooded Robe with Face Mask, Black Gloves & Plastic Knife - Childs Halloween Ghost TV Film Fancy Dress Costume
- COMPLETE SCREAMER COSTUME SET: Includes a long black hooded robe, scary white face mask, pair of black gloves and plastic prop knife, giving kids everything they need for a creepy Halloween look.
- AVAILABLE IN MULTIPLE SIZES: Your Child's Screamer Costumes are available in multiple sizes from Small to X-Large: Large - 10/12 Years
- HOODED BLACK ROBE: The flowing black robe creates a dramatic horror look while the attached hood sits neatly around the mask to complete the frightening character style.
Amazon
HENBRANDT Children's Deluxe Vampire Costume, Medium, 7-9 Years
- Children's Deluxe Vampire Costume set for boys, suitable for ages 4 to 6 years, ideal for Halloween, fancy dress parties, and school events
- Sized for Medium, ages 7-9 Years — approximate measurements: Chest 66-70cm, Waist 40-86cm, Top Length 39-43cm, Inside Leg 50-54cm; please check these measurements against your child before ordering.
- Includes a white ruffled long-sleeve shirt, dark red brocade waistcoat with swirling leaf pattern and white buttons, full-length black cape with red satin lining and stand collar, red gemstone brooch, and black trousers
Amazon
Sincere Party Glow In the Dark Skeleton White Bones Skeleton Costume with Gloves&Hood for Kids 5-7years
- ⭐PACKAGE INCLUDE:1 pcs of glow in the dark skeleton costume,1 pair of white bones gloves,1pcs of separate hood.
- ⭐CONSTRUCTION: This is an all in one glow in the dark screen print skeleton costume with white bones over the front bodice,on hood and on the gloves. There is velcro release at the back bodice of this skeleton fancy dress ,easy to dress up !
- ⭐HIGH QUALITY GLOW EFFECT: by using high quality print material and after 3 times of screen print, the whole skeleton costume gained a great glowing effect at dark place. The surface of the printed bones looks smooth and touches soft, the white bones cover the black base fabric very well .
Amazon
Morph Alien Costume, Alien Costume Kids, Halloween Costumes for Kids
- Alien costume for kids includes a full one-piece inflatable suit with an oversized green alien figure above, elasticated body seals, a built-in battery-operated fan (batteries not included) and a convenient zip pocket for valuables
- Sizes Available: One size fits most children. The inflatable design is capable of comfortable, unrestricted movement and stays fully inflated for over 4 hours of all-day wear. Refer to size chart for more information
- Perfect for Halloween, fancy dress parties and World Book Day, this inflatable alien costume kids love helps young space explorers and sci-fi fans step into a show-stopping extraterrestrial character look
Amazon
Rubies Official Howling Ghost Costume - Medium (5-7 Years) Halloween
- Howling Ghost Costume: Haunt Every Halloween In This Howling Ghost Costume Featuring A Classic Ghostly Design With Dramatic Styling, Perfect For Halloween, Spooky Parties, School Dress-Up Days And Horror-Themed Events
- Complete Ghost Costume: Includes A Full-Cut Hooded Robe With Flowing Draped Sleeves, A Pair Of Black Gloves And A Deluxe Injection-Moulded Ghost Mask For An Instantly Recognisable Haunted Appearance
- Perfect For Spooky Occasions: Ideal for Halloween, school dress-up days, horror-themed parties, cosplay and fancy dress events. A fantastic costume for children who love classic ghost characters and scary Halloween fun
We scan the most relevant kids halloween costumes listings on Amazon UK, covering major brands and models, and shortlist the strongest offers available right now.
Rankings for today's best kids halloween costumes reflect real Amazon customer star ratings and review counts, together with current prices, so the list shows what's actually available.
What we concluded:
Our overall winner is GALER Grim Reaper Costume Kids, Kids Scary Halloween Costumes, 5Pcs Black Scary Halloween Costumes Set with Glowing Eyes Ghostface Mask, Cosplay Outfits for Boys Halloweens Costume Cosplay Parties. It stands out for the right balance of quality, performance, and value.
What sets it apart:
- Perfect for All Ages: This grim reaper costume is designed for both kids and adults, making it ideal for family-themed Halloween events. Everyone can join in the fun and embrace the spirit of Halloween together!
- Stand Out at Special Occasions: Make a memorable impression at costume parties and cosplay events with this iconic scary Halloween costumes. Its eerie design is sure to wow friends and fellow attendees at any seasonal festivity
- Durable and Comfortable: Made from high-quality polyester, our Halloween costumes offer durability and a comfortable fit. Enjoy hours of wear without compromising on mobility or style
The best value for most shoppers is Rubies Official Howling Ghost Costume - Medium (5-7 Years) Halloween, the lowest-priced pick in our top 10 at £9.94.
The strongest deal right now is Joozmui Plague Doctor Costume Kids, Boys Halloween Costumes 9-10, Scary Halloween Plague Doctor Costumes for Boys– Perfect for Trick-Or-Treat, Party, World Book Day& Carnivals (9-10 Years). It offers premium features at a competitive price point.
How to Choose the Best Kids Halloween Costumes
Choose between electronic features and simple stretch fabrics
Costumes with active features add extra visual effect in the dark. The Amscan Kids Halloween Glaring Grim Reaper features mask LED eyes, while the Morph Alien Costume uses a battery-operated fan to maintain its inflatable pick-me-up illusion. If you prefer quiet outfits without battery needs, the Morphsuits The Rake Costume relies on glow-in-the-dark skeleton graphics on 4-way stretch fabric with a quick-release hook and loop hood.
Decide on full accessory bundles or simple outfits
Outfits vary in how many extras come in the packet. The Kids Performance Outfit Sequin Costume provides a fedora, sunglasses, single sequined glove, inner t-shirt, jacket, and pants, while the Luchild Kids Cosplay Costume includes 74 temporary tattoo stickers alongside its top, trousers, and jacket. Conversely, the Amscan Glaring Grim Reaper includes the mask and robe but omits the toy scythe, and the Rubies Marvel Spider-Man Classic Child Costume keeps things simple with a printed jumpsuit and matching snood.
Check fabric care and maintenance needs
Machine-washable costumes make cleaning up after parties easier. The Luchild Kids Cosplay Costume uses polyester fabric that withstands repeated washing without fading or shrinking, and the Aomig Kids Ninja Costume features removable soft plastic accessories so the suit can go into the washing machine. Inflatable options like the Morph Alien Costume require more careful handling because of the internal fan housing and battery pack.
Match the character design to your child's age group
Sizing ranges differ across character outfits. The Rubies Marvel Spider-Man Classic Child Costume offers specific age-bracket fits, such as Small for ages 3 to 4 and Medium for ages 5 to 6. For older children, the Rubies Official Five Nights At Freddy's Kids Foxy Costume targets ages 9 to 12 with its printed jumpsuit, hook hand mitts, and full mask, whereas the Amscan Glaring Grim Reaper is tailored for ages 8 to 10.
Buying Guide & FAQ
What is the best kids halloween costumes deal right now?
Our current top-ranked deal is the GALER Grim Reaper Costume Kids, Kids Scary Halloween Costumes, 5Pcs Black Scary Halloween Costumes Set with Glowing Eyes Ghostface Mask, Cosplay Outfits for Boys Halloweens Costume Cosplay Parties at £12.99.
What is the price range for kids halloween costumes?
Across our top 10 picks, prices currently range from £9.94 to £36.99 on Amazon UK.
Which kids halloween costumes come with props and extra accessories?
The Aomig Kids Ninja Costume includes red shoulder straps, a mask, belt, gloves, and soft plastic removable accessories. The Kids Performance Outfit Sequin Costume includes a fedora hat, sunglasses, a single sequined glove, t-shirt, jacket, and pants. The Luchild Kids Cosplay Costume comes with a top, trousers, jacket, and 74 temporary tattoo stickers.
Do any of these kids halloween costumes require batteries?
Yes, the Morph Alien Costume includes a battery-operated fan that requires 4 AA batteries to keep the suit inflated. The Amscan Glaring Grim Reaper features built-in LED eyes in the mask. Outfits such as the Morphsuits The Rake Costume use passive glow-in-the-dark fabric rather than batteries.
Are these kids halloween costumes suitable for machine washing?
The Luchild Kids Cosplay Costume and Atorcher Stage Performer Costume Sets are made of polyester that is suitable for machine washing. The Aomig Kids Ninja Costume features soft plastic accessories that are removable so the main outfit can be machine washed. Inflatable costumes with fans, such as the Morph Alien Costume, cannot be machine washed.
What comes included with the Rubies Marvel Spider-Man Classic Child Costume?
The Rubies Marvel Spider-Man Classic Child Costume includes a full red and blue printed jumpsuit and a matching snood. It is available in sizing options including Small for ages 3 to 4 (104cm) and Medium for ages 5 to 6 (116cm).
Which options suit kids looking for a gaming or character theme?
The Rubies Official Five Nights At Freddy's Kids Foxy Costume offers a licensed gaming look with its pirate fox jumpsuit, hook hand mitts, and mask. Superhero fans can opt for the Rubies Marvel Spider-Man Classic Child Costume, while pop music fans can choose the Atorcher Stage Performer Costume Set or the Luchild Cosplay Costume.
Does the Amscan Glaring Grim Reaper costume include a toy weapon?
No, the Amscan Glaring Grim Reaper costume includes the reaper robe with mock belt, hood, gloves, and an LED mask, but the toy weapon is not included in the packet.