clear all

Plus Size Cocktail Dresses & Party Dresses

Sheath Dress With Pleated Waist
4 (1)
Cold-Shoulder Ribbed Bodycon Dress
5 (1)
One-Shoulder Foil Jumpsuit
4.8 (4)
Flutter-Sleeve Foil Dot Chiffon Maxi Dress
0 (0)
Split-Sleeve Ruffle Skirt Midi Dress
0 (0)
Cap-Sleeve O-Ring Wrap Midi Dress
0 (0)
Twist-Neck Halter Jumpsuit
0 (0)
Side-Ruched Bodycon Dress
5 (1)
One-Shoulder Bodycon Dress

Coming soon!

Get on our waitlist

5 (3)
Sleeveless Halter Lena Jumpsuit
0 (0)
Twist-Waist Sheath Dress
5 (3)
Off-The-Shoulder Illusion Dress
3.8 (4)
Sharkbite Hem Grecian Dress
4.5 (4)
3/4-Sleeve Midi Dress With Elastic Waist
4.5 (4)
Surplice Sparkle Hacci Midi Dress
4.2 (12)
Surplice Ombre Foil Dress
4.2 (4)
Surplice Fitted Midi Dress
4.2 (12)
Studded Fit & Flare Dress
3.7 (32)
Boatneck Sparkle Knit Jumpsuit
4.5 (2)
Twist-Neck Sheath Dress - Ponte
4.8 (5)
Turtleneck Midi Dress - Cutout Yoke
3 (5)
Wrap-Front Jumpsuit
1.7 (3)
Open-Back Bodycon Lace Dress
2.6 (5)
Mock-Neck Flocked-Dot Sheath Dress
4.7 (3)
Sleeveless Halter Midi Dress
5 (1)
Surplice Sparkle Hacci Midi Dress
0 (0)

Plus Size Cocktail Dresses You’ll Love

Not every special occasion requires a fancy dress, but with so many comfortable and flattering plus size party dresses available at Lane Bryant, you’ll be looking for reasons to make any occasion special! Throw on some heels and show off your best assets in one of our many sexy plus size party dresses. And you will totally OWN date night or your next girls’ night out with a glowing smile and stunning plus size cocktail dress. Just between us, we have smoothing tights that layer under any plus size special occasion dress style for that extra boost of support when you want it. It’s also an opportunity to add a little extra flair to an outfit!

Chic Plus Size Formal Dresses

While our plus size party dresses are great for everything from a night out to a party with friends, the right accessories and styling can turn it into the perfect party look. Layer a blazer on top of our plus size party dresses for a polished party outfit. Or keep it edgy with a biker-style jacket for that ultimate cool-girl plus size party dress look. You can even pair a plus size cocktail dress with some fun sandals for a more casual, warmer-weather look. With the cool fall weather comes more events like weddings and parties. When you need a warm yet stylish fall wedding guest dress to look good and stay warm, Lane Bryant has you covered! Our plus size fall wedding guest dresses are stylish and cozy for those magical autumn nights. With the winter season, you can expect needing the perfect plus size party dress ready to go. Whether it’s for a family get-together or an office party, our selection of plus size special occasion dresses will leave you feeling fabulous and festive. Whether you’re looking for a simple and classic LBD or something more bold, we’ve got a great selection to get you ready for a night out!

Shop the Look