Cheap Prom Dresses
Shine on your big night with the prom dresses collection at 27dress. Shop the looks everyone is searching for, including long sleeve prom dresses, sparkling sequin and corset styles, flowing mermaid silhouettes, and classic A-line gowns. We carry a huge range of colors, from bold reds and royal blue to soft pastels and timeless black, in sizes for every body. Need a budget-friendly option? Our cheap and affordable prom dresses give you a designer look without the designer price tag. Filter by color, length, and neckline to find your perfect match, then order today with fast shipping so you are ready to steal the spotlight.
Not sure where to start? Our ultimate prom dress guide covers 2026 trends, silhouettes, colors and how to pick the perfect prom dress.
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- Alphabetically, A-Z
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- Date, new to old
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Glamorous Mermaid Square Neckline Satin Long Prom Dresses with Slit
Elevate your style with our Glamorous Mermaid Square Neckline Satin Long Beading Prom Dresses with Slit. Made from luxurious satin, this dress features a flattering square neckline and intricate beading details. With a mermaid silhouette and a sexy side slit, this dress will turn...- $189.99
- $189.99
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Lace Mermaid Bateau Sweep Train Half Sleeves Formal Dress
Lace Mermaid Bateau Sweep Train Half Sleeves Formal Dress showcases a classic mermaid silhouette with a graceful bateau neckline and elegant half sleeves. Made of delicate lace, this gown features a sweep train for a refined and timeless formal look. Silhouette: Trumpet/Mermaid Neckline: Bateau...- $209.00
- $209.00
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Classic Red Mermaid V-Neck Spaghetti Straps Sleeveless Prom Dresses
Designed with a perfect combination to wear on prom night, this Classic Red Mermaid V-Neck Spaghetti Straps Sleeveless Prom Dress brings an awesome-looking mermaid silhouette with a V-neck and sleeveless design. The detailing of sequins makes this dress so striking, while ruffled accents are...- $169.99
- $169.99
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Long Mermaid Strapless Floor-Length Formal Prom Dress With Slit
Long Mermaid Strapless Floor-Length Formal Prom Dress With Slit features a sleek, figure-hugging silhouette that enhances elegance. The strapless design highlights the neckline, while the high slit adds a touch of allure, making it a stunning choice for any formal event. Venues: Prom, Formal Banquet, Wedding Guest, Red...- $169.99
- $169.99
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Elegant Mermaid V Neck Backless Sleeveless Prom Dress with Sweep Train
Elegant Mermaid V Neck Backless Sleeveless Prom Dress with Sweep Train features a figure-hugging mermaid silhouette that enhances your curves. The deep V-neckline and open back add a touch of allure, while the sweep train brings elegance, making it a perfect choice for a...- $169.99
- $169.99
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Orange Spaghetti Straps Mermaid Prom Dress with Slit
Make a stunning entrance in this vibrant orange mermaid prom dress. The elegant spaghetti straps and figure-flattering silhouette create a sophisticated look, while the dramatic slit adds a touch of allure. Fabric: Sequins. The fabric is comfortable for skin. Occasion: Whether you are dressing...- $168.00
- $168.00
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Orange
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Fuchsia
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Red
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Gold Sweetheart Mermaid Long Prom Dress with Slit
✨ Shine Like Gold in Luxurious Glamour Make a dazzling entrance in this stunning metallic gold mermaid gown that radiates pure elegance and sophistication. The sweetheart neckline and figure-hugging silhouette create a show-stopping look that's perfect for making unforgettable memories at your special occasion....- $159.99
$0.00- $159.99
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Gold
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Sparkly Sweetheart Mermaid Long Prom Dress with Slit
✨ Dazzle in Timeless Glamour Make a show-stopping entrance in this breathtaking mermaid gown that perfectly blends classic romance with modern sparkle. The elegant sweetheart neckline beautifully frames your décolletage while exquisite beading catches every light, ensuring you shine bright all night long. 💎...- $199.99
$0.00- $199.99
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Blue
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Royal Blue
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Sparkly Sweetheart Mermaid Long Prom Dress with Slit
✨ Shine Bright in Glamorous Elegance Make an unforgettable entrance in this dazzling mermaid gown that combines timeless romance with modern sparkle. The sweetheart neckline frames your décolletage beautifully while exquisite beading catches the light with every step, ensuring all eyes are on you...- $179.00
$0.00- $179.00
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Red
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Royal Blue
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Sparkly Strapless Mermaid Long Prom Dress with Beading
✨ Dazzle Everyone with Glamorous Sparkle Command attention the moment you enter the room in this show-stopping strapless mermaid gown. Adorned with exquisite beading and shimmering metallic details, this dress is designed for the girl who isn't afraid to shine bright and make unforgettable...- $189.00
$0.00- $189.00
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Gold
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Silver
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One Shoulder Beaded Long Mermaid Prom Dress with Slit
✨ Make a Statement with Asymmetric Elegance Turn heads and steal the spotlight in this stunning one-shoulder mermaid gown that perfectly balances modern sophistication with timeless glamour. The asymmetric neckline creates a striking silhouette while exquisite beading adds just the right amount of sparkle...- $189.00
$0.00- $189.00
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Navy
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Blush
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Sparkly Sweetheart Mermaid Long Prom Dress with Beading
✨ Shine Like a Star at Your Prom Step into the spotlight with this breathtaking mermaid prom dress that's designed to turn heads. The luxurious satin fabric drapes beautifully, creating a silhouette that celebrates your curves while the intricate beaded embellishments catch the light...- $189.99
- $189.99
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Navy
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Yellow
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Fuchsia
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Pink
- LilacEmeraldOrangeGreyBlushing PinkBlueMint GreenRedSky BlueBlackDark GreenDusty BlueRoyal Blue
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Orange Sweetheart Long Mermaid Prom Dress with Slit
Turn heads and own the night in this stunning orange sweetheart mermaid prom dress. This show-stopping gown features a figure-hugging mermaid silhouette that flares dramatically at the knee, complemented by elegant draping and a daring high split for unforgettable glamour. Key Features: Classic sweetheart...- $279.00
- $279.00
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Lace One-Shoulder Mermaid Formal Dress with Crystal
Make a breathtaking entrance in this gorgeous crystal lace mermaid formal dress. This stunning one-shoulder gown features exquisite crystal embellishments, intricate lace detailing, and a dramatic high split, creating the perfect combination of luxury and sophistication for your most important formal events. Key Features:...- $329.99
- $329.99
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Black Beaded Long Mermaid Formal Dress with Drape
Command the room in this show-stopping black beaded mermaid formal dress. This elegant gown features luxurious beadwork, a dramatic high split, and sophisticated draping details, creating the ultimate statement piece for your most important formal events. Key Features: Intricate beadwork adds luxurious sparkle and...- $239.99
- $239.99
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Elegant Off-the-Shoulder Lace Mermaid Long Prom Dress
Captivate the room in this sophisticated dark navy lace mermaid prom dress. This off-the-shoulder gown features exquisite lace detailing and a figure-hugging mermaid silhouette, creating a timeless, elegant look perfect for your most important formal events. Key Features: Romantic off-the-shoulder neckline beautifully frames shoulders...- $169.99
- $169.99
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Long Pink Halter Sleeveless Mermaid Prom Dress with Split
Shine like a star in this breathtaking pink sequin mermaid prom dress. This halter sleeveless gown features dazzling sequin embellishments, a figure-hugging mermaid silhouette, and a dramatic high slit, creating the ultimate glamorous look for your unforgettable night. Key Features: Luxurious sequins catch the...- $179.99
- $179.99
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Pink Halter Mermaid Sequined Prom Dress with Split
Turn heads and steal the spotlight in this dazzling pink sequined mermaid prom dress. This halter sleeveless gown features luxurious sequin embellishments, a figure-hugging mermaid silhouette, and a dramatic high slit, creating the ultimate show-stopping look for your unforgettable night. Key Features: Luxurious sequins...- $179.99
- $179.99
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Long Sleeves High Neck Mermaid Lace Prom Dress with Drape
Long Sleeves High Neck Mermaid Lace Prom Dress - Sophisticated Elegance Command attention in this breathtaking mermaid prom dress that perfectly blends modesty with modern glamour. Featuring a sophisticated high neckline, intricate lace detailing, and elegant draping, this gown is designed for the fashion-forward...- $289.99
- $289.99
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Red Strapless Beading Satin Mermaid Prom Dress with Bow
Red Strapless Beading Satin Mermaid Prom Dress - Bold & Glamorous Make a show-stopping entrance in this breathtaking red mermaid prom dress that exudes confidence and glamour. Featuring a strapless sweetheart neckline, luxurious satin fabric, exquisite beading, and a dramatic bow accent, this gown...- $259.99
- $259.99
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