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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Red Long Mermaid V-Neck Beadings Formal Prom Dress with Ruffles
This formal prom dress features a beautiful mermaid silhouette with a flattering V-neckline, adorned with delicate beadings for a touch of elegance. The striking ruffles add movement and drama to your look. Perfect for making a statement and standing out at any event.- $359.99
- $359.99
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Sexy Red Glitter V-neck Sleeveless Mermaid Long Prom Dresses With Slit
Sexy Red Glitter V-neck Sleeveless Mermaid Long Prom Dresses With Slit is made to shine. Featuring a curve-hugging fit, daring thigh-high slit, and sparkling glitter fabric, it's perfect for a bold, unforgettable look. Venues: Prom, Formal Banquet, Wedding Guest, Red Carpet Event, Party Season:...- $159.99
- $159.99
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Sweetheart Spaghetti Straps Mermaid Long Prom Dress with Hollow
Sweetheart Spaghetti Straps Mermaid Long Prom Dress with Hollow features a romantic sweetheart neckline and delicate spaghetti straps. The figure-hugging mermaid silhouette, combined with a stunning hollow detail, creates a chic and modern look for any formal event. Venues: Prom, Formal Banquet, Wedding Guest,...- $139.99
- $139.99
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Sexy Royal Blue Sweetheart Mermaid Long Prom Dress with Slit
Sexy Royal Blue Sweetheart Mermaid Long Prom Dress with Slit boasts a flattering sweetheart neckline and a dramatic mermaid silhouette. The high slit adds a bold touch, making it the perfect choice for a glamorous and elegant prom night. Venues: Prom, Formal Banquet, Wedding...- $139.99
- $139.99
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Mint Green Off-the-shoulder A-line Long Prom Dress with Lace Applique
Mint Green Off-the-Shoulder A-line Long Prom Dress with Lace Applique features a delicate off-shoulder neckline, a flowing A-line silhouette, and intricate lace applique details. The soft mint green hue adds a fresh, elegant touch, perfect for any formal occasion. Venues: Prom, Formal Banquet, Wedding Guest, Red Carpet Event, Party, Cocktail...- $169.99
- $169.99
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Mint Green
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Red Spaghetti Straps V-neck Sheath Long Prom Dress with Slit
Red Spaghetti Straps V-neck Sheath Long Prom Dress with Slit is the perfect choice for a bold and elegant look. Featuring a deep V-neckline, sleek sheath silhouette, and a daring high slit, this dress enhances your charm and confidence on any special night. Venues:...- $139.99
- $139.99
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Red
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Sky Blue One Shoulder Sleeveless Sheath Long Prom Dress
Sky Blue One Shoulder Sleeveless Sheath Long Prom Dress – This elegant prom dress features a sleek sheath silhouette, a stylish one-shoulder design, and a flowing long skirt. The sky-blue hue adds a touch of charm, making it perfect for any special occasion. Venues:...- $139.99
- $139.99
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Sky Blue
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Navy Blue V-neck Sequined Long Prom Dress with Lace Applique
Navy Blue V-neck Sequined Long Prom Dress with Lace Applique – This stunning prom dress features a deep V-neckline, shimmering sequins, and delicate lace appliques. The flowing silhouette creates an elegant and sophisticated look for any special occasion. Venues: Prom, Formal Banquet, Wedding Guest,...- $139.99
- $139.99
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Navy
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Simple Red V-neck A-line Long Prom Dress with Slit and Train
Simple Red V-neck A-line Long Prom Dress with Slit and Train features a timeless A-line silhouette with a bold thigh-high slit. The deep V-neck adds elegance, while the flowing train creates a dramatic effect, perfect for making a stunning entrance. Venues: Prom, Formal Banquet,...- $139.99
- $139.99
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Emerald Sleeveless V-neck Mermaid Long Prom Dress with Backless
Emerald Sleeveless V-neck Mermaid Long Prom Dress with Backless features a figure-hugging silhouette that enhances your curves. The elegant V-neck and open-back design add charm, making it a perfect choice for an unforgettable evening. Venues: Prom, Formal Banquet, Wedding Guest, Red Carpet Event, Party...- $189.99
- $189.99
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Simple Red Spaghetti Straps V-neck Mermaid Long Prom Dress
Simple Red Spaghetti Straps V-neck Mermaid Long Prom Dress features a flattering mermaid silhouette with a deep V-neckline and delicate spaghetti straps. The vibrant red color adds a bold touch, perfect for making a statement at prom or formal events. Venues: Prom, Formal Banquet,...- $139.99
- $139.99
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Lace Sleeveless Sheath Long Prom Dress with Lace Applique
Lace Sleeveless Sheath Long Prom Dress with Lace Applique features delicate lace detailing and a figure-hugging sheath silhouette. The sleeveless design adds elegance, while the intricate appliques enhance its refined charm, making it a perfect choice for any formal event. Venues: Prom, Formal Banquet,...- $119.99
- $119.99
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Champagne
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Sky Blue Halter Sheath Long Prom Dress with High Slit
Sky Blue Halter Sheath Long Prom Dress with High Slit features a sleek halter neckline that enhances elegance. The fitted sheath silhouette flatters the figure, while the daring high slit adds a touch of allure. Crafted from smooth fabric, it ensures comfort and style....- $99.99
- $99.99
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Sky Blue
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Sky Blue V-neck Mermaid Long Prom Dress with Lace Applique
Sky Blue V-neck Mermaid Long Prom Dress with Lace Applique exudes elegance and grace. The deep V-neckline enhances femininity, while delicate lace appliques add a romantic touch. The mermaid silhouette flatters your curves, creating a stunning look for any special occasion. Venues: Prom, Formal...- $139.99
- $139.99
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Sky Blue
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Dark Green Crew Neck Mermaid Long Prom Dress with Lace Applique
Dark Green Crew Neck Mermaid Long Prom Dress with Lace Applique showcases a sophisticated high neckline, offering timeless elegance. The fitted mermaid silhouette enhances natural curves, while delicate lace appliques add intricate detailing. Crafted from premium fabric, this gown exudes charm. Venues: Prom, Formal...- $139.99
- $139.99
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Dark Green
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Sky Blue Sweetheart Mermaid Long Prom Dress with Slit
Sky Blue Sweetheart Mermaid Long Prom Dress with Slit features a romantic sweetheart neckline and a figure-hugging mermaid silhouette. The elegant front slit adds a touch of allure, while the soft fabric ensures comfort and grace for your special night. Venues: Prom, Formal Banquet,...- $89.99
- $89.99
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Sky Blue
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Sheath Spaghetti Straps Satin Ankle-Length Prom Dress
Sheath Spaghetti Straps Satin Ankle-Length Prom Dress features a sleek, figure-hugging silhouette that exudes elegance. The delicate spaghetti straps and smooth satin fabric create a timeless look, while the ankle-length design adds a modern touch. Perfect for prom or formal events. Venues: Prom, Formal Banquet, Wedding Guest, Red...- $79.99
- $79.99
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Dusty Rose
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Black
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Dusty Blue
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Dusty Sage
- BurgundyDark PinkDark GreenDark NavyChampagne
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Off-the-Shoulder A-Line Long Prom Dress with High Slit
Off-the-Shoulder A-Line Long Prom Dress with High Slit features an elegant off-shoulder neckline, flowing A-line silhouette, and a daring high slit for a touch of allure. Made from soft, lightweight fabric, it offers comfort and grace, perfect for any formal occasion. Venues: Prom, Formal...- $99.99
- $99.99
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Simple One Shoulder A-line Stain Long Prom Dress with Sleeveless
Simple One Shoulder A-line Satin Long Prom Dress with Sleeveless features an elegant asymmetrical neckline, a flowing A-line silhouette, and a sleek satin finish. Its minimalist design exudes timeless charm, perfect for proms, evening events, and formal occasions. Venues: Prom, Formal Banquet, Wedding Guest,...- $95.00
- $95.00
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V-Neck Short Butterfly Sleeves Hi-Lo Formal Dress with Split
This V-Neck Short Butterfly Sleeves Hi-Lo Prom Dress with Split is a perfect blend of elegance and modern charm. The soft butterfly sleeves add a delicate touch, while the hi-lo hemline creates a flowing, dynamic silhouette. The thigh-high split enhances both style and movement,...- $89.99
- $89.99
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Black
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