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
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- Best selling
- Alphabetically, A-Z
- Alphabetically, Z-A
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- Price, high to low
- Date, old to new
- Date, new to old
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Elegant Long A-line Sweetheart Tulle Backless Prom Dress with Side Slit
This Elegant Long A-line Sweetheart Tulle Backless Prom Dress with Side Slit exudes timeless elegance with its sweetheart neckline and flowing A-line silhouette. The delicate tulle fabric adds a touch of whimsy while the backless design and side slit create a sultry appeal. Perfect...- $189.99
- $189.99
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Long Mermaid Sequined Sweetheart Open Back Prom Dress
This Long Mermaid Sequined Sweetheart Open Back Prom Dress offers a stylish and elegant look for any special occasion. The sequined design and open back detail add a touch of glamour, while the sweetheart neckline accentuates your curves. Perfect for prom or a formal...- $189.99
- $189.99
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Black Long Mermaid V-Neck Backless Prom Dress with Beads
This stunning black mermaid-style prom dress features a flattering v-neckline and a daring backless design. Adorned with intricate beading, this dress is sure to make you stand out at any prom or formal event. Command attention and feel confident in this timeless and elegant...- $199.99
- $199.99
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Long Mermaid V-neck Halter Sequined Backless Prom Dress
This long mermaid dress boasts a V-neck halter and backless design adorned with shimmering sequins. Its elegant and flattering silhouette will showcase your figure, making it a perfect choice for prom or other formal events. Walk with grace and confidence in this stunning dress.- $199.99
- $199.99
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Sparkly Long Sleeves Mermaid One Shoulder Silver Long Prom Dress with Slit
Indulge in timeless elegance with our Sparkly Long Sleeves Mermaid One Shoulder Silver Long Prom Dress with Slit. The stunning mermaid silhouette, adorned with sparkly details and a flattering one shoulder design, is perfect for any formal occasion. The long sleeves add a touch...- $199.99
- $199.99
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Long Mermaid V-neck Backless Royal Blue Sequins Prom Dress with Slit
This stunning prom dress features a mermaid silhouette, a V-neckline, and a backless design with intricate sequins in a royal blue color. The dress also boasts a thigh-high slit, adding a touch of sophistication and glamour to any prom event. Stand out and make...- $159.99
- $159.99
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Navy Blue Long Strapless Sequin Backless Mermaid Prom Dress with Slit
Expertly crafted in this Navy Blue Long Strapless Sequin Backless Mermaid Prom Dress with Slit exudes sophistication. The mermaid silhouette showcases a sequin design and alluring backless detail. Complete with a slit for added drama, this dress is perfect for making a statement at any...- $189.99
- $189.99
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Off the Shoulder A-line Tulle Ruffles Layers Applique Lace Long Prom Dress
Expertly crafted with off the shoulder design and A-line silhouette, this stunning prom dress features intricate tulle ruffles, beautiful applique lace, and layers for a dramatic effect. Perfect for a formal event, this dress will make you feel elegant and glamorous all night long.- $225.99
- $225.99
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Off the Shoulder A-line Lace Long Prom Dress with Pockets
Expertly crafted, this Off the Shoulder A-line Lace Prom Dress boasts a timeless design with added convenience. The delicate lace detailing adds a touch of elegance, while the pockets provide practicality. Perfect for any prom or special occasion, this dress is sure to make...- $225.99
- $225.99
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Chic Long A-line Sweetheart Lace Tulle Backless Prom Dress
Expertly crafted with delicate lace and sheer tulle, this stunning A-line prom dress is sure to turn heads. The sweetheart neckline and backless design exude elegance, while the flowing silhouette flatters any body shape. A gorgeous choice for your special occasion.- $225.99
- $225.99
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Sexy A-line Off the Shoulder Sweetheart Black Lace Layered Prom Dress with Slit
This elegant A-line prom dress features a flattering off the shoulder sweetheart neckline and delicate black lace layered design. The thigh-high slit adds a sexy touch to this timeless silhouette. Perfect for proms and formal events.- $218.00
- $218.00
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Orange Long Strapless A-Line Tulle Prom Dress with Appliques Lace
Elevate your prom style with our Orange Long Strapless A-Line Tulle Prom Dress. The stunning tulle fabric creates a flowing A-line silhouette, while the delicate appliques lace adds a touch of elegance. Perfect for making a statement and standing out on your special night.- $199.99
- $199.99
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Chic Strapless Burgundy Long Prom Dress with Side Slit
This elegant prom dress features a chic strapless design and a stunning side slit, adding a touch of glamour to your look. The burgundy color is perfect for any formal occasion, while the long length provides an elegant and sophisticated feel. Make a statement...- $238.00
- $238.00
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Royal Blue Long Mermaid Spaghetti Strap Tulle Lace Prom Dresses with Slit
Get ready to turn heads with our stunning Royal Blue Long Mermaid Prom Dress. The delicate spaghetti straps and elegant tulle lace add a touch of sophistication, while the flattering mermaid silhouette and thigh-high slit create a show-stopping look. Perfect for any special occasion,...- $199.99
- $199.99
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Long Mermaid Off the Shoulder Satin Feathered Prom Dresses with Side Slit
Elevate your style in this elegant Long Mermaid Off the Shoulder Satin Feathered Prom Dress. Designed with a side slit, this dress is made from luxurious satin and features a feathered hem for added drama. The off-shoulder neckline adds a touch of romance to...- $199.99
- $199.99
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Long Mermaid V-neck Tulle Backless Formal Prom Dress
Look stunning in our Long Mermaid V-neck Tulle Backless Formal Prom Dress. Crafted with exquisite tulle fabric, this dress will hug your figure in all the right places. The elegant V-neck and backless design will make you stand out, while the long mermaid silhouette...- $235.99
- $235.99
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Royal Blue Long Mermaid Halter Sequins Prom Dress with Slit
Dazzle in our Royal Blue Long Mermaid Halter Sequins Prom Dress with Slit. This stunning dress features a sleek mermaid silhouette, elegant halter neckline, and eye-catching sequin detailing. With a flattering slit, this dress is perfect for making a statement at any prom or...- $199.99
- $199.99
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Sparkly Strapless Mermaid Sequin Long Mermaid Prom Dress
The Sparkly Strapless Mermaid Sequin Long Prom Dress is designed to make a statement. Featuring a strapless neckline and a figure-hugging mermaid silhouette, this dress shimmers with sequins, ensuring you shine from every angle. Perfect for prom, galas, and formal events, this gown offers...- $189.99
- $189.99
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Sparkly Royal Blue A-line Sweetheart Satin Long Prom Dress
The Sparkly Royal Blue A-line Sweetheart Satin Long Prom Dress is a perfect blend of elegance and charm. Featuring a flattering sweetheart neckline, this gown enhances your silhouette with its classic A-line design. Made from luxurious satin with a subtle sparkle, it flows gracefully...- $199.99
- $199.99
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A-Line Strapless Tulle Ruffled Long Formal Prom Dress
This A-Line Strapless Tulle Ruffled Long Formal Prom Dress is the perfect choice for any formal occasion. The elegant A-line silhouette and strapless design create a timeless look, while the ruffled tulle adds a touch of femininity. Crafted with high-quality materials, this dress will...- $198.00
- $198.00
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