Evening Dresses Online
Make a statement at any formal occasion with the evening dresses collection at 27dress. From galas and black-tie weddings to proms, banquets and red-carpet events, our evening gowns are made to turn heads and help you feel unforgettable. Browse hundreds of styles — long flowing A-line and mermaid silhouettes, chic short cocktail dresses, sparkling sequin and beaded gowns, and elegant lace or off-the-shoulder designs — in every shade from classic black and navy to bold jewel tones. Each dress is crafted to order with custom-size options and premium fabrics, so you get a flawless, designer-look fit without the designer price. Find your perfect evening dress online and shine at your next event.
Need help choosing? Read our evening dresses guide to decode dress codes, silhouettes by body type, fabrics and sizing.
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Sort by:
- Featured
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- Best selling
- Alphabetically, A-Z
- Alphabetically, Z-A
- Price, low to high
- Price, high to low
- Date, old to new
- Date, new to old
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Red Long Halter Mermaid Lace Open Back Formal Prom Dress
This stunning Red Long Halter Mermaid Lace Open Back Formal Prom Dress is perfect for any formal occasion. The elegant lace detailing and mermaid silhouette flatter any figure, while the open back adds a touch of sexiness. Make a statement and turn heads in...- $255.00
- $255.00
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Dark Green Long Sweetheart Velvet Bubble Sleeves Mermaid Prom Dress
Step into elegance with our Dark Green Long Sweetheart Velvet Bubble Sleeves Mermaid Prom Dress. This dress features a flattering sweetheart neckline, luxurious velvet fabric, and stunning bubble sleeves. Perfect for any prom or formal event, you'll feel confident and glamorous all night long.- $179.00
- $179.00
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Long One Shoulder Sleeveless Ruffles Mermaid Prom Dress with Beads
This elegant Long One Shoulder Sleeveless Ruffles Mermaid Prom Dress is perfect for any formal occasion. Its delicate ruffles and intricate beading add a touch of glamour, while the mermaid silhouette accentuates your curves. With a sleeveless design and one shoulder neckline, this dress...- $217.00
- $217.00
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Long Strapless Sequins Mermaid Formal Prom Dress with Split
This Long Strapless Sequins Mermaid Formal Prom Dress features a stunning, figure-flattering silhouette with a split for added elegance. The sparkling sequins add a touch of glamour to your look. Perfect for prom, formal events, and any special occasion.- $274.00
- $274.00
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Short Sleeves Long A-line Satin Beads Prom Dress with Split
This elegant prom dress is designed with short sleeves, a long A-line silhouette, and a delicate satin fabric. Adorned with intricate beadwork and featuring a stylish split, it exudes sophistication and charm. Make a statement at your next formal event with this timeless piece.- $179.00
- $179.00
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Long Sleeves Burgundy Mermaid Off the Shoulder Velvet Evening Dress with Slit
Experience elegance and style in our Long Sleeves Burgundy Mermaid Evening Dress. The off-the-shoulder design and velvet fabric add a touch of sophistication, while the slit adds a modern flair. Perfect for any formal event, this dress is sure to turn heads and make...- $189.99
- $189.99
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Long Sweetheart Spaghetti Straps Mermaid Formal Prom Dress
This elegant Long Sweetheart Spaghetti Straps Mermaid Formal Prom Dress features a flattering sweetheart neckline and spaghetti straps. The mermaid silhouette accentuates your curves and adds a touch of glamour to any formal occasion. Crafted with high-quality materials, this dress offers both style and...- $189.99
- $189.99
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Long Sleeves High Neck Sequin Mermaid Formal Prom Dress
This formal prom dress features long sleeves, a high neck, and a sequin mermaid design. The long sleeves provide elegance and warmth, while the high neck adds a sophisticated touch. The sequin mermaid design adds a touch of glamour and catches the light beautifully....- $179.00
- $179.00
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Dusty Sage Spaghetti Straps Ruffles Long Mermaid Prom Dress with Split
This elegant dress features stunning spaghetti straps, delicate ruffles, and a chic mermaid silhouette. The dusty sage color adds a touch of sophistication, while the stylish split adds a modern twist. Perfect for prom or any special occasion, this dress will make you feel...- $189.99
- $189.99
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Fuchsia Long Mermaid One Shoulder Satin Prom Dress with High Slit
This Fuchsia Long Mermaid One Shoulder Satin Prom Dress features a high slit for added elegance and a flattering mermaid silhouette. Made of soft satin material, this dress is comfortable to wear and perfect for proms or formal events. The unique one shoulder design...- $208.00
- $208.00
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Emerald Green A-line Satin V-Neck Prom Dress Long with Split
Expertly crafted from high-quality satin, this elegant emerald green prom dress features a flattering A-line silhouette and a stylish V-neckline. The thigh-high slit adds a touch of sophistication, making it the perfect choice for your next formal event. Command attention and turn heads in...- $169.99
- $169.99
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Strapless Spaghetti Straps Long Mermaid Satin Prom Dress with Split
Effortlessly elegant, this Strapless Spaghetti Straps Long Mermaid Satin Prom Dress with Split is a must-have for any special occasion. The mermaid silhouette and satin fabric will hug your curves and add a touch of sophistication, while the strapless design and spaghetti straps give...- $169.99
- $169.99
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Sky Blue Long One Shoulder Mermaid Satin Prom Dress with Split
This Sky Blue Long One Shoulder Mermaid Satin Prom Dress with Split is perfect for any formal occasion. Its elegant one shoulder design and mermaid silhouette will make you stand out, while the satin material and split add a touch of luxury. Feel confident...- $169.99
- $169.99
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Gold Long Mermaid Strapless Sequin Formal Prom Dress with Sleeves
This elegant Gold Long Mermaid Strapless Sequin Formal Prom Dress is perfect for any formal occasion. The strapless design and sequin detailing add a touch of glamour, while the mermaid silhouette and sleeves offer a flattering and comfortable fit. Make a statement and stand...- $699.99
- $699.99
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Royal Blue Long Sleeves Mermaid V-neck Prom Dress with Appliques Lace
Look stunning in this royal blue long sleeve mermaid v-neck prom dress featuring exquisite applique lace detailing. Perfect for any formal occasion, its figure-flattering design will make you stand out from the crowd.- $236.00
- $236.00
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One Shoulder Long Mermaid Satin Front Slit Prom Dress with Sequins
Elevate your elegance with our One Shoulder Long Mermaid Satin Front Slit Prom Dress with Sequins. This dress features a stylish one-shoulder design and a flattering front slit, perfect for showcasing your curves. The intricate sequin detailing adds a touch of sparkle, making you...- $246.00
- $246.00
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Straps Long Mermaid Sweetheart Satin Prom Dress
Elevate any special occasion with our Straps Long Mermaid Sweetheart Satin Prom Dress. Designed with a flattering sweetheart neckline and elegant mermaid silhouette, this dress will turn heads. Made with high-quality satin fabric, it's both comfortable and luxurious. Perfect for proms, weddings, and formal...- $169.99
- $169.99
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Long Sleeves Mermaid White Satin One Shoulder Prom Dress with Slit
This elegant Long Sleeves Mermaid White Satin One Shoulder Prom Dress with Slit will make you stand out at any formal event. The sophisticated one shoulder design and figure-flattering mermaid silhouette are perfect for a glamorous look. With its added slit and long sleeves,...- $189.00
- $189.00
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Long Sweetheart Mermaid Cap Sleeve Formal Dress with Appliques Lace
Expertly crafted with delicate lace appliques, this Long Sweetheart Mermaid Cap Sleeve Formal Dress with Appliques Lace is sure to turn heads. The elegant cap sleeves add a touch of sophistication, while the mermaid silhouette accentuates curves. Perfect for any formal event, this dress...- $189.99
- $189.99
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Long A-line V-neck Satin Spaghetti Straps Front Slit Prom Dress with Pockets
Upgrade your prom look with this elegant Long A-line V-neck Satin dress. Featuring a flattering front slit, adjustable spaghetti straps, and convenient pockets, this dress is perfect for any special occasion. Made from high-quality satin, it provides a luxurious feel and a beautiful silhouette.- $169.99
- $169.99
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