Fantasy Costume Ideas for Kids
Fairies with wings, unicorns with horns, and dragons with scales — Fantasy Day is the magical theme where a tutu and a wand turn any kid into a fairy tale character.
Top Picks for Fantasy
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4 Pcs Butterfly Fairy Costume for Girls Kids Princess Cosplay Costume Set with Wings, Tutu Skirt, Wand for Girls 3-8 Years Pink

Dragon-Wings-Costume for Kids Dinosaur Toys Dragon-Cape Mask Gloves Toddler Boys Dress-Up Christmas Birthday Gifts

Boys Magical Wizard Halloween Costume | Purple Tunic with Attached Robe and Hat for Playtime Fun and Imaginative Adventures
What to Wear
Budget Breakdown
Fairy wings ($4-7) or a unicorn horn headband ($3-5) over regular clothes. A magic wand from a stick wrapped in ribbon is free. The single-accessory approach makes Fantasy Day one of the cheapest themes.
A fairy wing and wand set with a tutu ($12-20) or a unicorn onesie ($18-25). These are the complete-look options that make for great photos and get reused for dress-up play at home.
Full fantasy costume: a detailed fairy outfit with wings, tutu, wand, and flower crown, or a dragon costume with hood, wings, and tail. These are Halloween-grade costumes that look spectacular.
DIY & Last-Minute Ideas
Pro Tips for Parents
- 1Fairy wings are the most versatile fantasy accessory — they work for fairy, butterfly, angel, and pixie costumes. Buy once, use for multiple themes and Halloween.
- 2A unicorn horn headband is $3-5 and instantly communicates the theme over any outfit. It's the best value-for-effort ratio in all of Fantasy Day.
- 3This theme overlaps heavily with Medieval Day, Storybook Day, and Disney Day. If your kid has a costume from any of those themes, it works here too.
- 4The wizard costume (bathrobe + paper hat + stick wand) is the fastest zero-purchase DIY and works for Fantasy Day, Harry Potter Day, and Medieval Day.
- 5Let your kid pick their creature — the excitement of choosing their own fairy tale character makes them more likely to commit to wearing the costume all day.
Frequently Asked Questions
- Is this the same as Storybook Day?
- Similar but broader. Storybook Day focuses on characters from specific books. Fantasy Day includes those plus mythical creatures (unicorns, dragons, fairies) that aren't tied to any particular story. A unicorn works for Fantasy Day but might not fit Storybook Day depending on your school's interpretation.
- Can my kid be a superhero for Fantasy Day?
- It depends on your school's interpretation. Superheroes are fictional but not traditionally 'fantasy' in the fairy-tale sense. When in doubt, check with the teacher. If superheroes are excluded, redirect to a wizard, dragon, or knight — all are easy pivots.
- What's the easiest fantasy costume for a boy?
- A wizard (dark bathrobe + paper hat + stick wand) is the fastest to assemble from home. A knight (t-shirt tunic + foam sword + cardboard shield) is the most popular purchased option. Both are easy and gender-affirming.
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