10 Party Dresses Under £100 in the UK — August 2026
A data-backed edit of 10 party options from 3 UK retailers, with listed prices from £12.00 to £32.50.
This Trend Sift edit uses the live catalogue to organise a manageable shortlist. It does not claim that every product is identical or that one retailer will always offer the lowest final cost.
The products below come from 3 retailers: Chi Chi London, Monsoon UK, Phase Eight UK. Prices, sizes, stock and delivery can change after publication, so the retailer page remains the final source of truth.
The current edit
Balloon Sleeve Floral Bodycon Mini Dress in Navy
Listed price: £12.00
Check current sizes, delivery and the final price on the retailer website.
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Febe Floral Embellished Tassel Pouch
Listed price: £17.70
Check current sizes, delivery and the final price on the retailer website.
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Short Sleeve Tie Front Floral Midi Dress in Yellow
Listed price: £22.75
Check current sizes, delivery and the final price on the retailer website.
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Diamante Belt with Ribbon Finish in Red
Listed price: £22.80
Check current sizes, delivery and the final price on the retailer website.
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One-Shoulder Ruched Printed Mini Dress in Pink
Listed price: £28.00
Check current sizes, delivery and the final price on the retailer website.
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Long Sleeve V Neck Midi Dress in Navy
Listed price: £30.00
Check current sizes, delivery and the final price on the retailer website.
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One Shoulder Gathered Floral Maxi Dress in Blue
Listed price: £31.50
Check current sizes, delivery and the final price on the retailer website.
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One Shoulder Long Sleeve Bodycon Mini Dress in Blue
Listed price: £31.50
Check current sizes, delivery and the final price on the retailer website.
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Melody Antique Rose Satin Dress
Listed price: £32.00
Check current sizes, delivery and the final price on the retailer website.
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One Shoulder Gathered Floral Mini Dress in Pink
Listed price: £32.50
Check current sizes, delivery and the final price on the retailer website.
View at retailer →What the price range tells us
The listed prices in this edit range from £12.00 to £32.50. Value also depends on fit, fabric care, delivery cost and expected repeat wear. A slightly higher-priced piece may be the better purchase when it works across several occasions.
Before you order
- Check the retailer size guide before ordering.
- Compare delivery timing as well as the listed product price.
- Choose items that can work with clothing and footwear you already own.
Always check the size chart, return window and delivery estimate. For a time-sensitive event, do not rely on a product remaining available later.
How this guide was produced
This article was produced from Trend Sift’s live structured catalogue through a rules-based editorial workflow. Publication requires at least eight relevant products from at least two retailers, valid GBP prices, product images and direct retailer links. The workflow does not invent ratings, discounts, delivery promises or material claims.
Trend Sift may earn a commission from selected retailer links. This does not increase the price you pay.