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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Sort by:
- Featured
- Most relevant
- 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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Elegant Long Mermaid Beads Sweetheart Prom Dress with Side Slit
Indulge in the elegance of our Elegant Long Mermaid Beads Sweetheart Prom Dress. Featuring intricate beadwork and a flattering sweetheart neckline, this dress exudes sophistication. The side slit adds a touch of sensuality, making it the perfect choice for prom or any formal event....- $265.00
- $265.00
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Dark Green V-Neck Long Mermaid Formal Prom Dress with Sequins
Expertly crafted with a stunning dark green color, this V-neck formal prom dress will make you stand out at any event. The mermaid silhouette and intricate sequin embellishments add a touch of elegance and glamour. Perfect for a memorable night out, this dress is...- $179.99
- $179.99
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Dark Green Long Off-The-Shoulder Mermaid Satin Prom Dress with Split
Expertly crafted in luxurious satin, this Dark Green Long Off-The-Shoulder Mermaid Satin Prom Dress with Split is the perfect choice for your special occasion. The off-the-shoulder neckline and mermaid silhouette create a flattering and elegant look, while the thigh-high split adds a touch of...- $189.99
- $189.99
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Dark Green Long Off the Shoulder Satin Sweetheart Mermaid Prom Dress with Front Split
This dark green dress features an off the shoulder, sweetheart neckline and a mermaid silhouette with a front split. Made of satin fabric, it is perfect for prom and other special occasions. Elevate your style with this elegant and flattering piece.- $169.99
- $169.99
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Off-the-Shoulder Satin Mermaid Prom Dress with Slit Long
Be the star of the night with this elegant Off-the-Shoulder Satin Mermaid Prom Dress. Its mermaid silhouette and thigh-high slit will accentuate your curves while the off-the-shoulder neckline adds a touch of sophistication. Made with luxurious satin, this dress will make you stand out...- $189.99
- $189.99
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Gorgeous Beadings Prom Dress V-Neck Mermaid Long with Split
This stunning prom dress features intricate beadings and a flattering V-neckline, making it effortlessly glamorous and elegant. The mermaid silhouette and a daring leg split add a touch of drama to your look. Made with high-quality materials, this dress will make you feel confident...- $312.00
- $312.00
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Watermelon A-line V-neck Sleeveless Tulle Long Backless Prom Dress
Expertly crafted with a stunning watermelon color, this A-line prom dress features a flattering V-neck and sleeveless design. The tulle material adds a touch of elegance, while the long backless silhouette creates a show-stopping look. Perfect for any formal occasion, this dress is sure...- $169.99
- $169.99
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Beautiful Long Mermaid Sequins Spaghetti Strap Prom Dress with Slit
Indulge in elegance with our Beautiful Long Mermaid Sequins Spaghetti Strap Prom Dress! The stunning sequins glisten in the light, while the spaghetti straps offer a touch of delicacy. A trendy slit adds a subtle hint of seduction. Perfect for prom or any formal...- $189.99
- $189.99
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Elegant Long Mermaid Off-the-Shoulder Satin Evening Prom Dress with Slit
Expertly crafted, this elegant satin prom dress features a flattering off-the-shoulder neckline and a stunning mermaid silhouette. The thigh-high slit adds a touch of allure to this sophisticated evening gown. Perfect for making a statement at any formal event.- $169.99
- $169.99
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Mermaid Off-the-Shoulder Long Sleeves Satin Prom Dress with Beadings
Effortlessly elegant and alluring, this off-the-shoulder prom dress with long sleeves and intricate beadings will make you feel like a mermaid princess. The luxurious satin fabric drapes beautifully and the mermaid silhouette accentuates your curves. Perfect for prom, a black-tie event, or any formal...- $265.00
- $265.00
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Sexy Long Mermaid Sleeveless Appliques Lace V-Neck Prom Dress with Slit
Turn heads in this sexy and elegant mermaid prom dress! The intricate applique lace detailing and plunging v-neckline add a touch of allure while the slit adds a modern and playful element. Perfect for any formal event, this dress is guaranteed to make you...- $227.00
- $227.00
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Long Sleeves Mermaid Velvet Sweetheart Evening Prom Dress
This elegant Long Sleeves Mermaid Velvet Sweetheart Evening Prom Dress is perfect for any formal event. The long sleeves provide comfort and warmth while the mermaid silhouette enhances your figure. The soft velvet material adds a touch of luxury, and the sweetheart neckline complements...- $169.99
- $169.99
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Sweetheart Mermaid Ruffles Satin Prom Dress Long with Beads
Elevate your look with our stunning Sweetheart Mermaid Ruffles Satin Prom Dress Long. Adorned with delicate beads, this dress will make you feel like a true princess. The sweetheart neckline and ruffled mermaid skirt add a touch of romance to this dress, guaranteeing you'll...- $179.00
- $179.00
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Long Sleeves Mermaid Tulle Beads Formal Prom Dress with Split
Designed for elegance and sophistication, this Long Sleeves Mermaid Tulle Beads Formal Prom Dress with Split is crafted with the highest quality tulle and delicate beadwork. The form-fitting mermaid silhouette and long sleeves provide a flattering fit, while the split adds a touch of...- $369.00
- $369.00
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Long Black A-line Tulle Sparkly V-Neck Sleeveless Prom Dress
This Long Black A-line Tulle Sparkly V-Neck Sleeveless Prom Dress is designed to enhance your figure and provide a flattering silhouette. Made with high-quality tulle fabric, the dress is both elegant and comfortable to wear. The sparkly details add a touch of glamour, making...- $189.00
- $189.00
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Black Long Sleeves Off-The-Shoulder Mermaid Evening Dress with Front Split
This stylish black evening dress features long sleeves and an off-the-shoulder neckline for a sophisticated and elegant look. The mermaid silhouette and front split add a touch of sultriness to the outfit. Perfect for formal occasions, this dress will make you stand out and...- $189.99
- $189.99
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Long Satin One Shoulder Mermaid Prom Dress with Beading
Add a touch of elegance to your prom night with our Long Satin One Shoulder Mermaid Prom Dress with Beading. The sleek satin fabric drapes gracefully, while the beading adds a subtle sparkle. The one shoulder design adds a modern twist to the classic...- $208.00
- $208.00
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Long Sleeves Satin One Shoulder Mermaid Split Prom Dress with Ruffles
Elevate your elegance with our Long Sleeves Satin One Shoulder Mermaid Split Prom Dress. Featuring ruffled details and a mermaid silhouette, this dress will accentuate your figure while the long sleeves add sophistication. Made from luxurious satin, you'll feel stunning and comfortable all night...- $189.99
- $189.99
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Long Sleeves V-Neck Red Mermaid Evening Prom Dress with Slit
This elegant Long Sleeves V-Neck Red Mermaid Evening Prom Dress features a stylish slit and is crafted with high-quality fabric for a comfortable fit. The classic V-neckline and long sleeves add a touch of sophistication, making it perfect for any formal occasion. Stand out...- $179.00
- $179.00
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Long One Shoulder Sleeveless Mermaid Satin Formal Prom Dress with Ruffles
This elegant Long One Shoulder Sleeveless Mermaid Satin Formal Prom Dress features a flattering one shoulder design and a mermaid silhouette with beautiful ruffles. Made of high-quality satin, it is ideal for formal occasions such as prom. Elevate your style with this stunning dress.- $159.99
- $159.99
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