Long Formal Dresses and Formal Evening Gowns

Look and feel your best in a beautiful formal dress by Simply Dresses. Whether you want to be simply stunning or elegantly low-key, find the formal wear that’s just right for you in this collection of long evening gowns and formal dresses. If your style of formal wear includes a refined and understated look, browse classic cap-sleeve lace dresses and princess-cut v-neck jersey dresses. Prefer a bold and dramatic vibe for your formal prom dress or long evening gown? Try an open-back formal gown in a vibrant, rich jewel tone. Either way, Simply Dresses aims to please with this versatile assortment of formal dresses.

Looking for a formal dress that is short? Shop Simply Dresses' collection of short formal dresses here.

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794 Dresses

Off-the-Shoulder Sherri Hill Military Ball Dress
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Kleinfeld Long Strapless Glitter Bridesmaid Dress
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A-Line High-Neck Long Chiffon Formal Dress
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Navy Blue Off-the-Shoulder Formal Gown by Simply
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Fitted Beaded V-Neck Bridesmaid Dress by Kleinfeld
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Open-Back Long Black Prom Dress with Long Sleeves
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Long Sweetheart Chiffon Formal Prom Dress
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SOI-W17850-v In Stock

Long Sweetheart Chiffon Formal Prom Dress

$29 $99

Mauve
Long V-Neck Navy Blue Open-Back Formal Dress
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Lace-Bodice Halter Long Prom Dress with Pockets
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Kleinfeld Two-Piece Long Sequin Bridesmaid Dress
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Cap-Sleeve Jersey Kleinfeld Bridesmaid Dress
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KL-200061 In Stock

Cap-Sleeve Jersey Kleinfeld Bridesmaid Dress

$49 $169

Heather Chianti Ink +4
Open-Back Cap-Sleeve Long Formal Dress
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DC-D47272 In Stock

Open-Back Cap-Sleeve Long Formal Dress

$49 $99

Navy Black Blush Light Yellow
Flounce-Top Long Sequin Kleinfeld Bridesmaid Dress
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Long Bateau-Neck Cut-Out Formal Dress by Simply
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Long Sequin-Lace Short-Sleeve Wedding-Guest Dress
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Long-Sleeve Sequin-Lace Long Prom Dress by Simply
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Long Glitter-Mesh Kleinfeld Bridesmaid Dress
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Sleeveless Long Lace Prom Dress with V-Neckline
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Black Racerback High-Neck Long Prom Dress by Simply
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Black Lace Floor Length Formal Gown
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SY-ID2775VP In Stock

Black Lace Floor Length Formal Gown

$99

Black
Long Formal Prom Dress with Open-Back Cut Out
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Off-Shoulder Long Bridesmaid Dress with Sleeves
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Long Blush Pink V-Neck Lace-Bodice Prom Dress
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V-Neck Sequin V-Back Long Formal Dress by Simply
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V-Neck Pleated-Bodice Long Formal Dress by Simply
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Black Satin Long Prom Dress with Sequin Bodice
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Lux-Chiffon Long Dessy Collection Bridesmaid Dress
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V-Neck Long Prom Dress with Adjustable Straps
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V-Neck Long Formal Black Dress for Prom
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Open-Back Mauve Pink V-Neck Long Formal Dress
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Long Sequin-Lace-Bodice Formal Prom Dress by Simply
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Long Sleeveless Sequined Lace Formal Gown
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