Best Long Formal Dresses of 2025

Mary Hopper
Last Updated: Jan 3, 2025

* We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.

Long formal dresses are an elegant and sophisticated option for any special occasion. These dresses typically feature a floor-length hemline and a fitted silhouette that accentuates the curves of the body. Long formal dresses come in a variety of styles, from classic ball gowns to sleek and modern designs. They are often made with luxurious materials such as silk, satin, and chiffon, and may feature intricate details such as beading, embroidery, or lace. Whether attending a wedding, prom, or gala, a long formal dress is sure to make a statement and leave a lasting impression.

At a Glance: Our Top Picks

#TOP 1
ZZV Elegant Black Formal Dress
ftb score rating icon9.9
#TOP 2
WOOSEA Sleeveless V Neck Maxi Dress
ftb score rating icon9.8
#TOP 3
LAGSHIAN Women's Bodycon Evening Dress
ftb score rating icon9.6

Top 10 Long Formal Dresses

#TOP 1

ZZV Elegant Black Formal Dress

ZZV
US-2261-Black-L
Black
Large
Long Black Formal Dresses for Women Gowns Evening Party Cocktail Dress,Split Elegant V Neck Wrap Ruffle Wedding Guest Dresses Black-L
ftb score rating icon9.9
FTB Score

The ZZV Black Evening Gown is designed for elegance and comfort. Its flattering V-neck and special ruffled sleeves enhance your silhouette, making it perfect for formal events. The high-quality stretch fabric ensures a snug fit that accentuates your figure while allowing ease of movement. With a stylish split hem, this gown adds a touch of allure, making it an excellent choice for evening parties or weddings. Whether you're attending a gala or a cocktail party, this dress is easy to accessorize, ensuring you look your best with minimal effort.

What We Like
Elegant V-neck design
Comfortable stretch fabric
Flattering split hem
Easy to accessorize
#TOP 2

WOOSEA Sleeveless V Neck Maxi Dress

WS63183-37
Black
XX-Large
WOOSEA Women Sleeveless V Neck Split Evening Cocktail Long Dress Black
ftb score rating icon9.8
FTB Score

The WOOSEA V Neck Evening Dress is designed for comfort and elegance. Made from a stretchy polyester and spandex blend, this dress offers a flexible fit that moves with you, making it perfect for any formal occasion. The sleeveless design and sexy V neck add a touch of sophistication, allowing you to feel confident and stylish. With its floor-length cut and A-line silhouette, this dress flatters your figure beautifully, ensuring you stand out at gatherings like weddings, proms, or galas.

What We Like
Comfortable stretchy fabric
Elegant sleeveless design
Flattering A-line silhouette
Suitable for various occasions
#TOP 3

LAGSHIAN Women's Bodycon Evening Dress

LA278-black-M
Black
Medium
LAGSHIAN Women's Elegant Bodycon Off Shoulder Sleeveless High Split Ruched Long Formal Evening Dress Black
ftb score rating icon9.6
FTB Score

The LAGSHIAN Bodycon Evening Dress is designed to make you feel elegant and confident. Its soft, breathable fabric ensures comfort while maintaining a stylish look. The off-shoulder design highlights your neck and collarbone, giving you a graceful appearance. The clever waist fold helps conceal any unwanted tummy, while the high slit showcases your legs, allowing for ease of movement. This dress is perfect for various formal occasions, from weddings to cocktail parties, ensuring you stand out effortlessly.

What We Like
Comfortable, breathable fabric
Elegant off-shoulder design
Conceals tummy area
High slit for easy movement
Versatile for multiple occasions

REORIA Women's Fall Sexy Casual Crew Neck Lounge Long Dress Formal Wedding Guest Long Sleeve Ribbed Bodycon Maxi Dresses

REORIAZQZ309-BKL
Black
Large
REORIA Women's Fall Sexy Casual Crew Neck Lounge Long Dress Formal Wedding Guest Long Sleeve Ribbed Bodycon Maxi Dresses Black Large
ftb score rating icon9.4
FTB Score

Introducing the REORIA Maxi Dresses, a versatile and stylish addition to your wardrobe. With its delicate design featuring a concave and convex fish tail cut, this dress accentuates your curves and provides a comfortable fit. The high elasticity fabric hugs your body in all the right places, making you feel sexy and confident. The long sleeve and crew neck design add a touch of elegance, making it perfect for formal occasions or a night out. Available in various sizes, this dress is suitable for women of all shapes and sizes. Whether you're attending a wedding, going on a date, or simply want to look chic, the REORIA Maxi Dresses are the perfect choice. Pair it with heels and a mini bag for a stylish look that can take you from day to night.

What We Like
Delicate Design
Versatile and Stylish
Comfortable and Figure Flattering
#TOP 5

72styles Convertible Wrap Maxi Dress

Wedding Dress
Navy Blue
One Size
72styles Womens Long Bridesmaid One Shoulder Convertible Wrap Cocktail Maxi Dress Infinity Multi-Way Dress with Bandeau
ftb score rating icon9.4
FTB Score

The 72styles Infinity Dress is designed to fit a wide range of body shapes and sizes, accommodating US sizes 0-16 and 18-24. You will appreciate the included tube top, which provides extra coverage for those who prefer not to show too much skin. The dress is made from a soft, stretchy fabric that resists wrinkles and allows for breathability, ensuring comfort throughout the day. Its convertible design lets you create numerous styles, making it an ideal choice for any bridesmaid or formal occasion, allowing you to express your personal style effortlessly.

What We Like
One size fits many
Includes matching tube top
Soft, breathable fabric
Convertible design for versatility
#TOP 6

YMDUCH Off Shoulder Bodycon Dress

YM133-Black-S
Black
Small
YMDUCH Women's Sexy Elegant Long Sleeve Off Shoulder Bodycon Long Evening Formal Dress Black
ftb score rating icon9.2
FTB Score

The YMDUCH Elegant Evening Dress is crafted from a soft and stretchy blend of polyester and spandex, ensuring comfort throughout your evening. Its unique off-shoulder design allows you to choose between a strapless look or added support, while the V-shaped open back adds a touch of allure. The invisible zipper at the back makes it easy to slip on and off, saving you time when getting ready. With a flattering mermaid silhouette, this dress is designed to make a statement, allowing you to feel both elegant and confident as you glide across the floor in your favorite heels.

What We Like
Soft and stretchy fabric
Versatile off-shoulder design
Convenient invisible zipper
Flattering mermaid silhouette
#TOP 7

BTFBM Women's Strapless Maxi Dress

Solid Navy
Large
BTFBM Women's Summer Long Formal Wedding Guest Dress Cocktail Dress Strapless Tube Ruffle Maxi Bodycon Dresses(Solid Navy,Large)
ftb score rating icon9.2
FTB Score

The BTFBM Strapless Maxi Dress is a versatile addition to your wardrobe, suitable for both casual outings and formal events. Made from comfortable and lightweight mesh fabric, this dress offers a smooth fit that flatters various body types. Its elegant design features ruffles and a solid color, making it a stylish choice for weddings or parties. With a variety of sizes available, you can easily find the perfect fit. Whether paired with heels for an evening look or worn casually, this dress ensures you feel confident and fashionable.

What We Like
Comfortable mesh fabric
Flattering bodycon style
Elegant ruffle design
Versatile for multiple occasions

ZESICA Women's Boho Maxi Dress

Pink
Large
ZESICA Women's 2024 Boho Sexy Off Shoulder Long Sleeve Smocked High Waist Side Split Flowy A Line Tiered Long Maxi Dress,Pink,Large
ftb score rating icon9.1
FTB Score

ZESICA Women's Boho Maxi Dress is a versatile and stylish dress that is perfect for any occasion. It features a classic solid color with puff sleeves and a flounce design, giving it a chic and trendy look. The dress also has an elastic high waist and a cute layer ruffle hem, which enhances your body curves and adds a touch of femininity. The sexy high split design and off-shoulder style show off your shoulder and collarbone, making you look charming and elegant. Whether you pair it with high heels or jackets, this dress is your perfect companion. It is suitable for casual outings, parties, weddings, vacations, and more. With its comfortable and flowy fit, you can embrace the warm fall season in style.

What We Like
Versatile
Stylish
Comfortable
#TOP 9

WOOSEA Women's High Neck Split Bodycon Mermaid Evening Cocktail Long Dress Black

WS63161-3
Black
Large
WOOSEA Women's High Neck Split Bodycon Mermaid Evening Cocktail Long Dress Black
ftb score rating icon9.0
FTB Score

Looking for the perfect dress that is comfortable, stretchy, and suitable for any occasion? Look no further than the WOOSEA Bodycon Mermaid Dress! Made from a blend of Polyester and Spandex, this dress is both elastic and comfortable. Its A-Line design, high waist, and wrap waist make it perfect for any body type. The dress also features a split mermaid hem and ruffle detailing, adding a touch of elegance to any occasion. Its solid black color and long length make it perfect for formal events, evening proms, weddings, or even a night out on the town. This dress is suitable for all four seasons, and can be worn alone in the spring and summer, or paired with a windbreaker or woolen coat in the fall and winter. Make sure to refer to the size measurements before ordering to ensure the perfect fit.

What We Like
Elegant design
Comfortable fabric
Suitable for all occasions
#TOP 10

YMDUCH Elegant Off Shoulder Dress

YM162-green-XL
Green
X-Large
YMDUCH Women's Elegant Sleeveless Off Shoulder Bodycon Long Formal Party Evening Dress Green
ftb score rating icon8.8
FTB Score

The YMDUCH Off Shoulder Dress is crafted from a soft and stretchy polyester-spandex blend, ensuring comfort throughout your evening. Its unique sleeveless and off-shoulder design allows you to adjust the straps as needed, giving you versatility for different occasions. The V-shaped backless feature adds a touch of allure, while the mermaid skirt gracefully sweeps the floor, making it perfect for showcasing high heels. This dress is ideal for various formal events, allowing you to shine at cocktail parties, weddings, or important meetings with elegance and poise.

What We Like
Comfortable stretchy fabric
Versatile off-shoulder design
Elegant mermaid silhouette
Suitable for many occasions
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What is formal evening wear for ladies?

Evening wear generally entails white or black tie and suits for men, and formal dresses, cocktail dresses or gowns for women.

2. How do you dress for a formal?

Women: Wear a floor-length gown, a knee-length cocktail dress or little black dress with heels, or a dressy suit. Men: Wear a dark suit and tie with dressy leather shoes, or a tuxedo.

3. What is ladies formal dress code?

Women should wear a formal floor-length evening gown, no exceptions. Pair your dress with jewelry, heels, and an elegant clutch. Men are required to wear a tuxedo with tails, a formal white shirt, white vest and bow tie, white or gray gloves, and formal footwear, such as derby shoes or oxfords.

Editor's Notes

During our long formal dress research, we found 48 long formal dress products and shortlisted 10 quality products. We collected and analyzed 248,424 customer reviews through our big data system to write the long formal dresses list. We found that most customers choose long formal dresses with an average price of $52.37.

The long formal dresses are available for purchase. We have researched hundreds of brands and picked the top brands of long formal dresses, including ZZV, WOOSEA, LAGSHIAN, REORIA, 72styles. The seller of top 1 product has received honest feedback from 101 consumers with an average rating of 5.0.

Written by

Mary Hopper is an Italian fashion designer with 10 years of extensive working experience in the fashion industry. She can design clothing and fashion accessories, such as handbags, backpacks, shoes, and jewelry. She is also a professionally trained content writer specializing in managing various fashion and beauty blogs.