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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- Featured
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- 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 Sweetheart Sleeveless Mermaid Evening Dress with Beadings
This elegant red mermaid evening dress features a sweetheart neckline and sleeveless design, complemented with intricate beadings for added glamour. The fitted silhouette accentuates your curves, while the long hemline elongates your figure. Perfect for any formal event, this dress is a must-have in...- $179.00
- $179.00
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Black Off-the-Shoulder Long Mermaid Satin Prom Dress with Split
Expertly crafted with luxurious satin material, this Black Off-the-Shoulder Long Mermaid Prom Dress with Split is the epitome of elegance and sophistication. The off-the-shoulder neckline and mermaid silhouette perfectly showcase your curves, while the split adds a touch of allure. Make a statement at...- $179.99
- $179.99
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Mermaid Long Yellow Strapless Satin Formal Prom Dress with Split
This elegant Mermaid Long Yellow Strapless Satin Formal Prom Dress features a flattering mermaid silhouette, a striking split design, and a luxurious satin fabric. Perfect for formal occasions and proms, this dress will make you stand out and feel confident with its stunning features.- $189.99
- $189.99
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Royal Blue Long Sequins Mermaid Formal Prom Dress with Split
This elegant royal blue formal prom dress features a stunning mermaid silhouette and sparkling sequin embellishments. The flattering split adds a touch of glamour and allows for ease of movement. Perfect for any formal occasion, this dress will make you stand out in style.- $179.99
- $179.99
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One Shoulder Long Sleeves Mermaid Satin Prom Dress with Split
This elegant mermaid satin prom dress features a one shoulder design and long sleeves for a sophisticated look. With a flattering split detail, this dress is perfect for any formal occasion. Complete your look with this timeless, classic dress.- $179.00
- $179.00
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Royal Blue Long A-line Spaghetti Strap V-Neck Satin Prom Dress with Slit
Expertly designed for a head-turning entrance, this Royal Blue Long A-line Spaghetti Strap V-Neck Satin Prom Dress with Slit is the perfect choice for any formal event. The v-neckline and spaghetti straps add a touch of elegance, while the subtle slit adds just the...- $169.99
- $169.99
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Sage Long Spaghetti Straps Sweetheart Mermaid Evening Dress with Split
This sage evening dress features spaghetti straps and a sweetheart neckline, creating a flattering and feminine silhouette. The mermaid cut highlights curves, while the split allows for ease of movement. Perfect for formal occasions, this dress exudes elegance and sophistication.- $179.99
- $179.99
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Long Satin One Shoulder Mermaid Evening Prom Dress with Ruffles
This Long Satin One Shoulder Mermaid Evening Prom Dress features elegant ruffles and a stunning one shoulder design. Made from high-quality satin, this dress offers a flattering mermaid silhouette. Perfect for any formal event, this dress will make you stand out and feel confident.- $179.99
- $179.99
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Fuchsia Long Mermaid Satin Off-the-Shoulder Prom Dress with Split
This elegant Fuchsia Long Mermaid Satin dress features a flattering off-the-shoulder neckline and a sexy thigh-high split. The luxurious satin fabric enhances the mermaid silhouette, giving you an alluring and feminine look. Perfect for proms and formal events, this dress will make you stand...- $179.99
- $179.99
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Royal Blue Long Strapless Velvet Mermaid Prom Dress with Split
Expertly crafted for a statement-making entrance, this Royal Blue Long Strapless Velvet Mermaid Prom Dress features a flattering strapless neckline and a figure-flattering mermaid silhouette. Made with luxurious velvet fabric, it also boasts a sultry side split for added allure. Perfect for prom or...- $169.99
- $169.99
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Black Long Sweetheart Mermaid Sequins Formal Prom Dress with Slit
Elevate your formal attire with our Black Long Sweetheart Mermaid Sequins Formal Prom Dress. This stunning dress features a sweetheart neckline, mermaid silhouette, and a daring thigh-high slit. The sequin detailing adds a touch of glamour to this classic black dress. Make a statement...- $198.00
- $198.00
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Sexy V-neck Sleeveless Satin Long Appliques Mermaid Prom Dress
Expertly crafted from high-quality satin, this stunning mermaid prom dress will make you stand out at any event. The plunging V-neck and sleeveless design exude confidence and elegance, while the intricate appliques add a touch of glamour. Perfect for making a statement and turning...- $257.00
- $257.00
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Long A-line Chiffon One Shoulder Lace Appliques Prom Dress with Slit
Expertly crafted for a flawless fit, our Long A-line Chiffon Prom Dress boasts intricate Lace Appliques and a sultry Slit. The One Shoulder design adds a touch of elegance, making it the perfect choice for any formal occasion. Experience the beauty and comfort of...- $189.99
- $189.99
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Burgundy Long Sleeves Mermaid Off the Shoulder Satin Prom Dress with Slit
Elevate your style in this elegant Burgundy Long Sleeves Mermaid Off the Shoulder Satin Prom Dress with Slit. The figure-flattering mermaid silhouette and off-the-shoulder neckline exude sophistication, while the slit adds a touch of glamour. Perfect for any formal occasion, this dress will make...- $179.00
- $179.00
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Long Sweetheart Mermaid Satin Evening Prom Dress with Slit
Expertly crafted with luxurious satin fabric, this Long Sweetheart Mermaid Evening Prom Dress exudes elegance and sophistication. Its figure-hugging silhouette flatters all body types, while the slit adds a touch of alluring grace. Perfect for any formal occasion, this dress is sure to make...- $169.99
- $169.99
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Long Satin Strapless Feather Mermaid Prom Dress with Slit
Expertly crafted with stunning details, this Long Satin Strapless Feather Mermaid Prom Dress with Slit is the perfect choice for any formal occasion. The sleek mermaid silhouette flatters the figure, while the feather embellishments and thigh-high slit add a touch of glamour. Make a...- $179.99
- $179.99
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Burgundy Long Sleeves V-neck Sequins Mermaid Formal Prom Dress
Dazzle at your next formal event with our Burgundy Long Sleeves V-neck Sequins Mermaid Formal Prom Dress. The elegant design features a mermaid silhouette and sparkling sequins, ensuring you stand out in the crowd. The long sleeves add a touch of sophistication while the...- $255.00
- $255.00
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Dark Navy Long Mermaid Sweetheart Off-the-Shoulder Prom Formal Dress
Elevate any special occasion with our Dark Navy Long Mermaid Sweetheart Off-the-Shoulder Prom Formal Dress. This stunning dress boasts a flattering sweetheart neckline and elegant mermaid silhouette. Perfect for prom, formal events, and more.- $159.99
- $159.99
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Long A-line V-Neck Spaghetti Straps Satin Open Back Prom Dress with Slit
Enhance your prom night look with this elegant A-line dress. The V-neckline and spaghetti straps add an alluring touch while the open back and slit offer a hint of flirtiness. Made of high-quality satin, this dress drapes beautifully and exudes sophistication. Perfect for making...- $159.99
- $159.99
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Sweetheart Satin Long Mermaid Formal Prom Dress with Slit
Expertly crafted from high-quality satin material, this formal prom dress is sure to make a statement. With a classic sweetheart neckline and a flattering mermaid silhouette, this dress will enhance your figure and turn heads. The elegant slit adds a touch of sophistication, making...- $159.99
- $159.99
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