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<p>Finding the right formal dress is about how it makes you feel and what the event calls for. Do you see yourself in a long, luxe formal dress or a mini cocktail dress that turns all eyes on you? No matter your aesthetic, Hello Molly&rsquo;s got go-to evening dresses for women that bring all the scroll-stopping glow, glamour and confidence.</p>

Black Formal Dresses

Sophisticated Style Long Sleeve Maxi Dress Black

Sophisticated Style Long Sleeve Maxi Dress Black

$109.95

$109.95

She Completed It Maxi Dress Black

She Completed It Maxi Dress Black

$105.95

$105.95

Unwritten Desire Mesh Satin Long Sleeve Maxi Dress Black

Unwritten Desire Mesh Satin Long Sleeve Maxi Dress Black

$89.95

$89.95

Silver Screen Satin Tassel Maxi Dress Black

Silver Screen Satin Tassel Maxi Dress Black

$109.95

$109.95

Beautiful Unknown Lace Long Sleeve Maxi Dress Black

Beautiful Unknown Lace Long Sleeve Maxi Dress Black

$105.95

$105.95

Hot Right Now Polka Dot Maxi Dress Black

Hot Right Now Polka Dot Maxi Dress Black

$99.95

$99.95

Little Night Out Polka Dot Maxi Dress Black

Little Night Out Polka Dot Maxi Dress Black

$85.95

$85.95

Lovers In Paris Strapless Tulle Maxi Dress Black

Lovers In Paris Strapless Tulle Maxi Dress Black

$89.95

$89.95

Never Looked Better Lace Long Sleeve Maxi Dress Black

Never Looked Better Lace Long Sleeve Maxi Dress Black

$99.95

$99.95

She’s Aligned Embellished Midi Dress Black

She’s Aligned Embellished Midi Dress Black

$119.95

$119.95

Romantic Prestige Strapless Maxi Dress Black

Romantic Prestige Strapless Maxi Dress Black

$119.95

$119.95

Twilight Whimsy Halter Maxi Dress Black

Twilight Whimsy Halter Maxi Dress Black

$105.95

$105.95

Formal Steps One Shoulder Maxi Dress Black

Formal Steps One Shoulder Maxi Dress Black

$119.95

$119.95

Confidence Society Off Shoulder Satin Maxi Dress Black

Confidence Society Off Shoulder Satin Maxi Dress Black

$119.95

$119.95

Sweet Intentions Off Shoulder Lace Maxi Dress Black

Sweet Intentions Off Shoulder Lace Maxi Dress Black

$119.95

$119.95

Such A Girl Satin Halter Maxi Dress Black

Such A Girl Satin Halter Maxi Dress Black

$129.95

$129.95

Girl Next Door Glow Satin Maxi Dress Black

Girl Next Door Glow Satin Maxi Dress Black

$95.95

$95.95

Romance Hour Halter Lace Maxi Dress Black

Romance Hour Halter Lace Maxi Dress Black

$115.95

$115.95

Personal Best Halter Lace Maxi Dress Black

Personal Best Halter Lace Maxi Dress Black

$105.95

$105.95

Spellbound Softly Maxi Dress Black

Spellbound Softly Maxi Dress Black

$80.95

$80.95

Chic Whispers Maxi Dress Black

Chic Whispers Maxi Dress Black

$95.95

$95.95

Love In Layers Sheer Lace Maxi Dress Black

Love In Layers Sheer Lace Maxi Dress Black

$85.95

$85.95

Feather Statement Maxi Dress Black

Feather Statement Maxi Dress Black

$85.95

$85.95

Tropic Sunset Strapless Maxi Dress Black

Tropic Sunset Strapless Maxi Dress Black

$105.95

$105.95

Main Attraction Sequin Mesh Strapless Maxi Dress Black

Main Attraction Sequin Mesh Strapless Maxi Dress Black

$95.95

$95.95

Flirty Petal Pop Maxi Dress Black

Flirty Petal Pop Maxi Dress Black

$95.95

$95.95

Chic Spark Halter Maxi Dress Black

Chic Spark Halter Maxi Dress Black

$109.95

$109.95

Delicate Glow Lace Off Shoulder Maxi Dress Black

Delicate Glow Lace Off Shoulder Maxi Dress Black

$109.95

$109.95

Cinnamon Glaze Halter Satin Maxi Dress Black

Cinnamon Glaze Halter Satin Maxi Dress Black

$90.95

$90.95

The Fame Effect Embellished Mesh Strapless Maxi Dress Black

The Fame Effect Embellished Mesh Strapless Maxi Dress Black

$95.95

$95.95

Signature Aura Satin Maxi Dress Black

Signature Aura Satin Maxi Dress Black

$85.95

$85.95

Polished Piece Strapless Lace Maxi Dress Black

Polished Piece Strapless Lace Maxi Dress Black

$85.95

$85.95

Ethereal Lace Off Shoulder Maxi Dress Black

Ethereal Lace Off Shoulder Maxi Dress Black

$90.95

$90.95

Exotic Soirée Maxi Dress Black

Exotic Soirée Maxi Dress Black

$105.95

$105.95

Party In Sequins One Shoulder Maxi Dress Black

Party In Sequins One Shoulder Maxi Dress Black

$99.95

$99.95

Evening Icons Satin Maxi Dress Black

Evening Icons Satin Maxi Dress Black

$79.95

$79.95

Night Bloom Off Shoulder Maxi Dress Black

Night Bloom Off Shoulder Maxi Dress Black

$99.95

$99.95

Étoile Club Satin Halter Maxi Dress Black

Étoile Club Satin Halter Maxi Dress Black

$89.95

$89.95

Statement Aura Strapless Maxi Dress Black

Statement Aura Strapless Maxi Dress Black

$95.95

$95.95

The Only Formal Halter Satin Maxi Dress Black

The Only Formal Halter Satin Maxi Dress Black

$89.95

$89.95

Cabaret Strapless Embellished Mesh Maxi Dress Black

Cabaret Strapless Embellished Mesh Maxi Dress Black

$85.95

$85.95

Ocean Beauty Halter Pearl Maxi Dress Black

Ocean Beauty Halter Pearl Maxi Dress Black

$99.95

$99.95

Elegant Aura Halter Maxi Dress Black

Elegant Aura Halter Maxi Dress Black

$105.95

$105.95

The Perfect Excuse Halter Maxi Dress Black

The Perfect Excuse Halter Maxi Dress Black

$90.95

$90.95

The Celebration Edit Sheer Halter Maxi Dress Black

The Celebration Edit Sheer Halter Maxi Dress Black

$80.95

$80.95

Effortless Luxe Halter Satin Maxi Dress Black

Effortless Luxe Halter Satin Maxi Dress Black

$109.95

$109.95

Elegant Energy Satin Halter Midi Dress Black

Elegant Energy Satin Halter Midi Dress Black

$95.95

$95.95

Romantic Everything Strapless Maxi Dress Black

Romantic Everything Strapless Maxi Dress Black

$90.95

$90.95

Own The Room Peplum Halter Maxi Dress Black

Own The Room Peplum Halter Maxi Dress Black

$80.95

$80.95

Electric Glow One Shoulder Maxi Dress Black

Electric Glow One Shoulder Maxi Dress Black

$95.95

$95.95

Aurora Evening Satin Maxi Dress Black

Aurora Evening Satin Maxi Dress Black

$80.95

$80.95

Silken Radiance Halter Maxi Dress Black

Silken Radiance Halter Maxi Dress Black

$80.95

$80.95

Pop Of Drama Maxi Dress Black

Pop Of Drama Maxi Dress Black

$105.95

$105.95

Delicate Daydream Halter Lace Maxi Dress Black

Delicate Daydream Halter Lace Maxi Dress Black

$109.95

$109.95

Soirée Glow Strapless Maxi Dress Black

Soirée Glow Strapless Maxi Dress Black

$85.95

$85.95

Plus One Mesh Maxi Dress Black

Plus One Mesh Maxi Dress Black

$89.95

$89.95

Social Calendar Halter Maxi Dress Black

Social Calendar Halter Maxi Dress Black

$95.95

$95.95

Laced Up Luxe Off Shoulder Maxi Dress Black

Laced Up Luxe Off Shoulder Maxi Dress Black

$129.95

$129.95

First Impression Club Halter Maxi Dress Black

First Impression Club Halter Maxi Dress Black

$85.95

$85.95

The Delilah Satin Halter Maxi Dress Black

The Delilah Satin Halter Maxi Dress Black

$109.95

$109.95

The Seraphina Strapless Satin Maxi Dress Black

The Seraphina Strapless Satin Maxi Dress Black

$119.95

$119.95

The Isabeau Satin Maxi Dress Black

The Isabeau Satin Maxi Dress Black

$115.95

$115.95

The Blaire Backless Satin Maxi Dress Black

The Blaire Backless Satin Maxi Dress Black

$109.95

$109.95

Formal Event Strapless Maxi Dress Black

Formal Event Strapless Maxi Dress Black

$99.95

$99.95

The Sophia Satin Maxi Dress Black

The Sophia Satin Maxi Dress Black

$105.95

$105.95

The Cleo Halter Satin Maxi Dress Black

The Cleo Halter Satin Maxi Dress Black

$119.95

$119.95

Fit For The Front Row Strapless Maxi Dress Black

Fit For The Front Row Strapless Maxi Dress Black

$95.95

$95.95

Raelyn Maxi Dress Black

Raelyn Maxi Dress Black

$89.95

$89.95

Boat Parties Maxi Dress Black

Boat Parties Maxi Dress Black

$70.95

$70.95

High Style Only Lace Maxi Dress Black

High Style Only Lace Maxi Dress Black

$89.95

$89.95

Wildflower Way Knit Sequin Maxi Dress Black

Wildflower Way Knit Sequin Maxi Dress Black

$99.95

$99.95

Spun In The Sun One Shoulder Maxi Dress Black

Spun In The Sun One Shoulder Maxi Dress Black

$105.95

$105.95

Midnight Shine Sequin Maxi Dress Black

Midnight Shine Sequin Maxi Dress Black

$95.95

$95.95

Night Of Fashion Off Shoulder Maxi Dress Black

Night Of Fashion Off Shoulder Maxi Dress Black

$95.95

$95.95

Charm Society Satin Lace Maxi Dress Black

Charm Society Satin Lace Maxi Dress Black

$99.95

$99.95

Secret Strolls Maxi Dress Black

Secret Strolls Maxi Dress Black

$95.95

$95.95

Noir Enchantment Strapless Maxi Dress Black

Noir Enchantment Strapless Maxi Dress Black

$105.95

$105.95

The Clover Off Shoulder Satin Maxi Dress Black

The Clover Off Shoulder Satin Maxi Dress Black

$109.95

$109.95

Dewkissed Bloom Strapless Maxi Dress Black

Dewkissed Bloom Strapless Maxi Dress Black

$99.95

$99.95

Enchanted Aura Halter Maxi Dress Black

Enchanted Aura Halter Maxi Dress Black

$109.95

$109.95

Polished Affair Satin Maxi Dress Black

Polished Affair Satin Maxi Dress Black

$95.95

$95.95

Too Hot To Miss Halter Maxi Dress Black

Too Hot To Miss Halter Maxi Dress Black

$115.95

$115.95

The Cool Standard Halter Maxi Dress Black

The Cool Standard Halter Maxi Dress Black

$70.95

$70.95

Sparkle Moon Lace Sequin Halter Maxi Dress Black

Sparkle Moon Lace Sequin Halter Maxi Dress Black

$105.95

$105.95

Satin Lace Crisscross Back Maxi Dress Black

Satin Lace Crisscross Back Maxi Dress Black

$85.95

$85.95

Honeytusk Satin One Shoulder Maxi Dress Black

Honeytusk Satin One Shoulder Maxi Dress Black

$95.95

$95.95

Dressed To Dazzle Strapless Satin Maxi Dress Black

Dressed To Dazzle Strapless Satin Maxi Dress Black

$115.95

$115.95

Prestige Hour One Shoulder Maxi Dress Black

Prestige Hour One Shoulder Maxi Dress Black

$80.95

$80.95

The Drama Arrives Halter Maxi Dress Black

The Drama Arrives Halter Maxi Dress Black

$80.95

$80.95

After Dark Luxury One Shoulder Maxi Dress Black

After Dark Luxury One Shoulder Maxi Dress Black

$70.95

$70.95

Captivating Smile Maxi Dress Black

Captivating Smile Maxi Dress Black

$90.95

$90.95

Blossom At Dusk Maxi Dress Black

Blossom At Dusk Maxi Dress Black

$80.95

$80.95

Satin Lace Nights Maxi Dress Black

Satin Lace Nights Maxi Dress Black

$80.95

$80.95

Evening Standards Halter Maxi Dress Black

Evening Standards Halter Maxi Dress Black

$80.95

$80.95

Lace Bodice Off Shoulder Maxi Dress Black

Lace Bodice Off Shoulder Maxi Dress Black

$75.95

$75.95

Evening Enchantress One Shoulder Maxi Dress Black

Evening Enchantress One Shoulder Maxi Dress Black

$80.95

$80.95

<h2>Formal dresses that serve red carpet vibes</h2><p>Here&rsquo;s the thing: Formal season is all about making a statement and showing the world you&rsquo;ve arrived. You don&rsquo;t have to recycle the same black tie dress you&rsquo;ve worn to every event for the last five years. You&rsquo;re not that girl anymore, and neither is your style.&nbsp;</p><p>At Hello Molly, our lineup of elegant evening gowns are made for big moments and even bigger entrances. From intimate family gatherings to grand ballroom weddings, we&rsquo;ve got a dress to match any occasion. Choose from <a href="https://www.hellomolly.co.uk/collections/mini-dresses">mini</a>, <a href="https://www.hellomolly.co.uk/collections/midi-dress">midi</a> and <a href="https://www.hellomolly.co.uk/collections/maxi-dress">maxi lengths</a>, dreamy cocktail dresses and trending corset styles that flatter in all the right places.</p><p>Feeling classic? Go for a sultry, floor-length gown. Want to spice things up? A strapless mini or a cut-out midi will do the trick. We know there&rsquo;s nothing worse than showing up to an event in the same outfit as someone else. That&rsquo;s why our stunning styles are anything but basic.</p><p>With our formal dresses, you can strut your stuff with confidence and know that you&rsquo;re going to look your absolute best. So don&rsquo;t stress, babe. Hello Molly&rsquo;s got your back this formal season.</p><h2>Shop gorgeous evening dresses for women at Hello Molly</h2><p>Formal events are core memories. They&rsquo;re the perfect excuse to dress up, be extra and feel like <em>that</em> girl. Think snatched hair, glowy skin and a dress that brings the drama in the best way possible.</p><p>Hello Molly's long formal dresses for women are made to shine from every angle the second you walk in. With hundreds of new arrivals landing weekly, you&rsquo;ll never run out of OOTDs. Keep scrolling and find your perfect match!</p><h2>FAQs</h2><h3>What kind of shoes go best with cocktails and long formal dresses for women?</h3><p>For cocktail dresses, you can&rsquo;t go wrong with strappy heels, slingbacks or cute mules. For long formal dresses, opt for stilettos, heeled sandals or even platform heels if you want that extra lift. Wearing a dress with a show-stopping slit? Up the drama with embellished heels or a fun ankle strap moment.</p><p>Pro tip: Stick to tones that match or complement your dress and keep the height comfy enough to dance all night.</p><h3>Can I wear a formal dress to a wedding?</h3><p>Of course, especially if the event says black tie. Formal dresses for weddings can include silk gowns, structured midis with sequin detailing or flowy maxis that shine in the daylight and under fairy lights. Just skip anything too white or too bridal-looking. It&rsquo;s all about celebrating the couple, not stealing their thunder!</p><h3>What accessories complement a formal gown?</h3><p>If you're wearing a mini, go for bold chandelier earrings, a sparkly clutch and strappy heels. For a maxi formal dress, try sleek pearl or diamond drops, a satin or structured mini bag and barely-there heels that peek out as you walk. No matter you throw on, just make sure you match the vibe. If the dress is doing the most, keep accessories simple. If it&rsquo;s more low-key, add a little sparkle. Confidence and a glossy lip? Always the finishing touch.</p>

Formal dresses that serve red carpet vibes

Here’s the thing: Formal season is all about making a statement and showing the world you’ve arrived. You don’t have to recycle the same black tie dress you’ve worn to every event for the last five years. You’re not that girl anymore, and neither is your style. 

At Hello Molly, our lineup of elegant evening gowns are made for big moments and even bigger entrances. From intimate family gatherings to grand ballroom weddings, we’ve got a dress to match any occasion. Choose from mini, midi and maxi lengths, dreamy cocktail dresses and trending corset styles that flatter in all the right places.

Feeling classic? Go for a sultry, floor-length gown. Want to spice things up? A strapless mini or a cut-out midi will do the trick. We know there’s nothing worse than showing up to an event in the same outfit as someone else. That’s why our stunning styles are anything but basic.

With our formal dresses, you can strut your stuff with confidence and know that you’re going to look your absolute best. So don’t stress, babe. Hello Molly’s got your back this formal season.

Shop gorgeous evening dresses for women at Hello Molly

Formal events are core memories. They’re the perfect excuse to dress up, be extra and feel like that girl. Think snatched hair, glowy skin and a dress that brings the drama in the best way possible.

Hello Molly's long formal dresses for women are made to shine from every angle the second you walk in. With hundreds of new arrivals landing weekly, you’ll never run out of OOTDs. Keep scrolling and find your perfect match!

FAQs

What kind of shoes go best with cocktails and long formal dresses for women?

For cocktail dresses, you can’t go wrong with strappy heels, slingbacks or cute mules. For long formal dresses, opt for stilettos, heeled sandals or even platform heels if you want that extra lift. Wearing a dress with a show-stopping slit? Up the drama with embellished heels or a fun ankle strap moment.

Pro tip: Stick to tones that match or complement your dress and keep the height comfy enough to dance all night.

Can I wear a formal dress to a wedding?

Of course, especially if the event says black tie. Formal dresses for weddings can include silk gowns, structured midis with sequin detailing or flowy maxis that shine in the daylight and under fairy lights. Just skip anything too white or too bridal-looking. It’s all about celebrating the couple, not stealing their thunder!

What accessories complement a formal gown?

If you're wearing a mini, go for bold chandelier earrings, a sparkly clutch and strappy heels. For a maxi formal dress, try sleek pearl or diamond drops, a satin or structured mini bag and barely-there heels that peek out as you walk. No matter you throw on, just make sure you match the vibe. If the dress is doing the most, keep accessories simple. If it’s more low-key, add a little sparkle. Confidence and a glossy lip? Always the finishing touch.

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    Shop Stunning Long Formal Dresses For Women | Hello Molly | Hello Molly UK