Looking for the best womens Halloween fancy dress costumes in the UK? Whether you want spooky, sexy, funny or iconic, this guide covers everything you need to choose the perfect Halloween outfit for 2026.

What Are the Best Halloween Costumes for Women UK in 2026?

The best womens Halloween fancy dress costumes in the UK for 2026 include witch outfits, vampire dresses, zombie costumes, sexy nurse uniforms, devil outfits, and iconic character costumes. Forever Fancy stocks all of these styles in sizes 8 to 20 with fast UK delivery.

Top Halloween Costume Ideas for Women 2026

• Witch Costume — Classic long black dress with pointed hat, perfect for Halloween parties
• Vampire Costume — Dramatic cape and corset dress ideal for a sexy Halloween look
• Zombie Costume — Torn, distressed outfit great for spooky themed events
• Nurse Costume — Always a Halloween favourite, available in saucy or traditional styles
• Devil Costume — Red mini dress with horns and tail, a timeless Halloween outfit
• Ghost Costume — Simple white sheet-style dresses or full ghost bride outfits
• Skeleton Costume — Black bodysuit with white bone print, striking and budget-friendly
• Genie Costume — Bold and colourful, doubles as a Halloween or themed party outfit

How to Choose the Right Halloween Costume Size

Choosing the right size is essential for a comfortable Halloween costume. Here is how to get it right:

• Size S (8-10): Bust 34″, Waist 26″, Hips 36″
• Size M (12-14): Bust 36″, Waist 28″, Hips 38″
• Size L (16-18): Bust 38″, Waist 32″, Hips 42″
• Size XL (20): Bust 42″, Waist 36″, Hips 46″
• Always check the individual product page for specific size guides

Frequently Asked Questions About Halloween Fancy Dress

What is the most popular Halloween costume for women in the UK?

The most popular Halloween costumes for women in the UK are witch costumes, devil outfits, and sexy nurse uniforms. These are consistently best-sellers at Halloween parties across the UK each year.

How much does a Halloween costume cost in the UK?

Halloween costumes in the UK typically cost between £20 and £40. At Forever Fancy, most womens Halloween fancy dress costumes are priced between £23.99 and £26.99 with fast UK delivery included.

When should I buy my Halloween costume in the UK?

You should buy your Halloween costume at least 2 to 3 weeks before Halloween on 31st October. Buying early gives you the best choice of styles and sizes, and ensures delivery arrives in time.

Can I return a Halloween costume if it does not fit?

Yes, Forever Fancy accepts returns on Halloween costumes that are unworn and in original packaging. Please check the Shipping and Returns policy page for full details on return eligibility and timeframes.

Shop Womens Halloween Fancy Dress Costumes at Forever Fancy

Forever Fancy is one of the UK’s leading online fancy dress stores, specialising in womens Halloween costumes, hen night fancy dress, and themed party outfits. With sizes from S to XL, affordable prices starting from £23.99, and fast UK delivery, Forever Fancy is your go-to destination for Halloween fancy dress in the UK.