Top 10 best online stores for cocktail dresses

Got a big deal event to RSVP yes to? This is cocktail party dressing nailed.

Ever get that feeling when you really need a nice dress that as soon as you start looking, you just can’t find the right one for love nor money? Us too. That’s why we’ve compiled a list of the best online stores sure to help you win the title of best-dressed guest.

Just add your fave leg-lengthening heels and you’re good to go. Don’t forget to check our promos and discounts before you buy.

Where to buy cocktail dresses

1. Nasty Gal
Stay on-trend this season with Nasty Gal.

Shop Nasty Gal for the perfect cocktail dress and be the best-dressed guest at the party.

  • UK standard delivery £3.99.
  • 40% student discount with UNiDAYS.
  • Free returns.

Go to Nasty Gal website View discount codes for Nasty Gal


2. I Saw It First
I Saw It First offers 100s of new styles every week.

Showcasing the must-have cocktail dress styles for your next serious party.

  • Free delivery over £10.
  • Free returns.
  • 50% student discount with UNiDAYS.

Go to I Saw It First website View discount codes for I Saw It First


3. Roman Originals
Dress to impress with the new season collection of ladies dresses from Roman Originals.

Find standout styles for both day and evening so no matter what your taste is, you’ll find something you love. Fashion-forward range features a variety of cuts and styles to suit all shapes and ensure a figure-flattering fit.

  • New collections added daily.
  • Free delivery on orders over £20.
  • 20% off everything with Student Beans.

Go to Roman Originals website View discount codes for Roman Originals


4. Missguided
For all the latest dress trends, shop Missguided.

Turn heads with the fool proof cocktail dress, sold in a range of different designs and styles at Missguided.

  • 30% student discount with Student Beans.
  • UK standard delivery £2.99.
  • Free returns.

Go to Missguided website View discount codes for Missguided


5. PrettyLittleThing
PrettyLittleThing should be your go-to for the hottest dress styles.

Up your style game with the gorgeous collection of cocktail dresses at PrettyLittleThing.

  • Free returns.
  • 20% student discount with Student Beans.
  • UK saver delivery £3.99.

Go to PrettyLittleThing website View discount codes for PrettyLittleThing


6. Urban Outfitters
Shop Urban Outfitters for a cocktail dress that no one else is wearing.

Looking for a party dress that's a little bit different? Urban Outfitters is the store for you.

  • Pay later with Clearpay.
  • 10% student discount with UNiDAYS.
  • Free delivery over £30.

Go to Urban Outfitters website View discount codes for Urban Outfitters


7. ASOS
ASOS features over 850 brands to choose from.

If you're looking for a special cocktail dress, look no further than the collection at ASOS.

  • Free UK delivery.
  • Free returns.
  • 10% student discount with UNiDAYS.

Go to ASOS website View discount codes for ASOS


8. Little Mistress
Little Mistress is fast becoming a go-to destination for the prettiest of party dresses.

Little Mistress specialises in gorgeous dresses for every occasion so whether it's a work function or christening, you'll find lots of beautiful dresses to choose from.

  • Free delivery on orders over £100.
  • Easy returns.
  • Buy now, pay later with Klarna.

Go to Little Mistress website View discount codes for Little Mistress


9. Debenhams
High street favourite Debenhams has lots of great online dress options.

Debenhams is a great place to look if you're after a stylish dress option without breaking the bank. The beloved high street retailer has offerings from tons of great brands as well as its own brand dresses for every occasion.

  • Free delivery on orders over £50.
  • Free click & collect delivery.
  • Free returns.

Go to Debenhams website View discount codes for Debenhams


Browse our top fashion deals and discounts

Code New!

New customer: 10% off site wide on orders over £20

Verified Today
New to ASOS? Welcome! Use this ASOS discount code to get 10% off everything in your first order. T&Cs apply.
Code Top deal!

Get 50% off everything!

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Shop the latest fashions at I Saw It First and enjoy 50% off everything. Shop now! T&Cs apply.
Deal

30% off everything!

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Shopping never looked so good. Now you can score up to 30% off in the Nasty Gal sale. T&Cs apply
Code Hot!

Get 20% off all orders

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Shop right now at Missguided and use this discount code to score a 20% discount! T&Cs apply.
Code App exclusive!

Get an extra 25% off when you shop the app

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Don't stress if you're looking for a new summer outfit. Shop at MG now and save extra 25% off when you shop the app. T&Cs apply.
Code Students!

Extra 35% student discount at Missguided!

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Hey students! Register at StudentBeans and get youer discount code to enjoy an extra 35% student discount! T&Cs apply.
Code

Free next day delivery for a whole year just £5.99!

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Take advantage of this great offer from PLT! Shop tons of items now and use this voucher code to get 20% off your order! T&Cs apply.
Code Students!

Students get 25% off everything at PLT

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Calling all students! Get 25% off everything at Pretty Little Thing with your unique Student Beans discount code. T&Cs apply.
Code

Unlimited next-day delivery for £9.99

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Who doesn't love next-day delivery? Get your hands on unlimited next-day delivery at PrettyLittleThing for a whole year for only £9.99! T&Cs apply.
Code App exclusive!

App exclusive: extra 15% off

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Download the app now and enter the code at checkout in app to receive a discount. Orders over £20. Don't miss the chance to save! T&Cs apply.
Deal Halloween!

Halloween costumes & make-up drop

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Looking for a Halloween outfit? ASOS edit of Halloween costumes for women will give you that extra outfit inspiration, wherever you’re heading on that frightful night. Shop now! T&Cs apply.
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Deal Topshop!

Up to 30% off Topshop and more!

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Extra 20% off activewear!

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Looking for new sport clothes? Now at ASOS you can shop with a 20% discount on trainers, hoodies and more from big brands like Nike, Adidas, Puma, HIIT or Under Armour. T&Cs apply.
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With savings of up to 80%, what’s not to love? ASOS got the stuff to shake up your wardrobe in their Sale today. T&Cs apply.
Code Students!

Special! 10% Student Discount

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Calling all students! ASOS wants to help you out with an extra special discount! For a limited time only enjoy 10% off your order. T&Cs apply.
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Free next day delivery for a whole year for £9.95

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Enjoy free, unlimited next day delivery from ASOS for a one-off payment of just £9.95. Start shopping now! T&Cs apply.
Deal Top deal!

Sale! Up to 30% off selected Home & Furniture

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Code Hot!

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Use this discount code to shop the new-in collection from I Saw It First with a 50% discount! Don't miss out! T&Cs apply.
Code Popular!

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Use this discount code and save 25% off your order at New Look now! T&Cs apply.
Deal

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Verified 5 days ago Expires 31 Oct 2021
Can't decide on a Halloween costume? Check out a range of velvet catsuits, lace midi skirts and leather-look jeans! T&Cs apply.
Deal Halloween!

Halloween drop is here!

Expires 31 Oct 2021
Discover the spooky Halloween collection at Nasty Gal! Whether you’re a delicate leather girl, or prefer to keep things traditionally, then look no further babe! If you’ve got it, haunt it. T&Cs apply
Deal

1 year of free next-day delivery for just £5.99

Love shopping at Nasty Gal? For a one-off payment you can get unlimited next-day delivery for an entire year with Nasty Gal VIP! T&Cs apply.
Code Students!

Student discount: extra 15% off

Calling all students! Shop Nasty Gal now and unlock 15% off discount at Nasty Gal with Student Beans. T&Cs apply.
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Take up to 80% off Sale!

Sale never looked so good! So take advantage of this special offer from Nasty Gal! Now you can save even 80% off Sale items. T&Cs apply.
Deal New customers

20% off your first order!

New to Roman Originals? Welcome! Sign up to the Roman Original's newsletter today and receive 20% off your first order now! T&Cs apply.
Code

10% off your order

Use this discount code to get 10% off your order at I Saw It First. T&Cs apply.
Deal Spooktacular!

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Halloween is coming, so get ready for a spooky night this year with MG's otherworldly-inspired fashion collection. T&Cs apply.
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