Evening Gowns & Formal Dresses for Women

Turn heads at your next special event. Explore our stunning collection of black-tie gowns, elegant cocktail dresses, and sophisticated formal wear.


Showing 1 - 38 of 38 Items

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Amira Mini Ivory Taffeta Corset Dress

Amira Mini Ivory Taffeta Corset Dress

Taffeta

Amira mini
$480.00 USD
Tutu Mini Short Tulle Corset Wedding Dress

Tutu Mini Short Tulle Corset Wedding Dress

Pleated Tulle

Tutu mini
$490.00 USD
Amira Mini Black Taffeta Party Dress

Amira Mini Black Taffeta Party Dress

Taffeta

Amira mini
$480.00 USD
Kaira Off-Shoulder Satin Wedding Dress with Slit

Kaira Off-Shoulder Satin Wedding Dress with Slit

Stretch Satin

Kaira
$670.00 USD
Luna Lace & Pleated Tulle Mini Wedding Dress

Luna Lace & Pleated Tulle Mini Wedding Dress

Lace, Pleated Tulle

Luna
$570.00 USD
Lori Satin Off-Shoulder Mini Corset Wedding Dress

Lori Satin Off-Shoulder Mini Corset Wedding Dress

Stretch Satin

Lori
$480.00 USD
Penelope Lace Corset & Satin Mermaid Bridal Set

Penelope Lace Corset & Satin Mermaid Bridal Set

Stretch Satin, Lace

Penelope
From $950.00 USD
Malika Strapless Silk Taffeta Balloon Skirt Dress

Malika Strapless Silk Taffeta Balloon Skirt Dress

Taffeta

Malika
$600.00 USD
Linette Short Two-Piece Wedding Dress Set

Linette Short Two-Piece Wedding Dress Set

Stretch Crepe

Linette
$270.00 USD
Ruta Midi Floral Lace Tea-Length Wedding Dress

Ruta Midi Floral Lace Tea-Length Wedding Dress

Lace

Ruta midi
$740.00 USD
Ruta Mini Floral Lace Corset Wedding Dress

Ruta Mini Floral Lace Corset Wedding Dress

Lace

Ruta mini
$560.00 USD
Rose Ivory Mini Satin & Organza Corset Dress

Rose Ivory Mini Satin & Organza Corset Dress

Satin, Organza

Rose mini
$390.00 USD
Rosalina Minimalist Two-Piece Crepe Bridal Set

Rosalina Minimalist Two-Piece Crepe Bridal Set

Stretch Crepe

Rosalina
$460.00 USD
Casia Mini Ivory Satin Dress with Bubble Skirt

Casia Mini Ivory Satin Dress with Bubble Skirt

Satin

Casia mini
$380.00 USD
Casia Mini Black Satin Dress with Bubble Skirt

Casia Mini Black Satin Dress with Bubble Skirt

Satin

Casia mini
$380.00 USD
Casia Mini Red Satin Dress with Bubble Skirt

Casia Mini Red Satin Dress with Bubble Skirt

Satin

Casia mini
$380.00 USD
Casia Mini Blue Satin Dress with Bubble Skirt

Casia Mini Blue Satin Dress with Bubble Skirt

Satin

Casia mini
$380.00 USD
Casia Mini Fuchsia Satin Dress with Bubble Skirt

Casia Mini Fuchsia Satin Dress with Bubble Skirt

Satin

Casia mini
$380.00 USD
Sale
Casia Ivory Midi Basque Waist Satin Wedding Dress

Casia Ivory Midi Basque Waist Satin Wedding Dress

Satin

Casia midi
$420.00 USD$560.00 USD
Sophie Strapless Midi A-Line Wedding Dress

Sophie Strapless Midi A-Line Wedding Dress

Mikado

Sophie midi
$580.00 USD
Athena Silk Satin Slip Wedding Dress with Shawl

Athena Silk Satin Slip Wedding Dress with Shawl

Silk

Athena
$540.00 USD
Cami Short Mikado A-Line Corset Wedding Dress

Cami Short Mikado A-Line Corset Wedding Dress

Mikado Stretch

Cami
$450.00 USD
Rose Powder Mini Satin & Organza Corset Dress

Rose Powder Mini Satin & Organza Corset Dress

Satin, Organza

Rose mini
$390.00 USD
Barbara Midi Powder Pink Satin Corset Dress

Barbara Midi Powder Pink Satin Corset Dress

Satin

Barbara midi
$450.00 USD
Amber High-Low Wedding Dress

Amber High-Low Wedding Dress

Taffeta

Amber
$680.00 USD
Viola Ivory Midi Dress

Viola Ivory Midi Dress

Stretch Crepe

Viola
$390.00 USD
Prima Beige Lace Corset Dress

Prima Beige Lace Corset Dress

Lace

Prima
$790.00 USD
Prima Sleeveless Beige Lace Gown

Prima Sleeveless Beige Lace Gown

Lace

Prima Sleeveless
$690.00 USD
Ivory Silk Backless Halter Dress

Ivory Silk Backless Halter Dress

Silk

Mary
$480.00 USD
Isa Ivory Flowy Chiffon Dress

Isa Ivory Flowy Chiffon Dress

Chiffon

Isa
$590.00 USD
Lessi powder pink baby doll dress

Lessi powder pink baby doll dress

Satin, Glitter Tulle

Lessi
$390.00 USD
Lessi ivory short baby doll dress

Lessi ivory short baby doll dress

Satin, Glitter Tulle

Lessi
$390.00 USD
Audrey Ivory Organza Midi Dress

Audrey Ivory Organza Midi Dress

Satin, Organza

Audrey midi
$390.00 USD
Audrey Mini Ivory Short Dress

Audrey Mini Ivory Short Dress

Lurex Satin

Audrey mini
$340.00 USD
Audrey-1 Ivory Satin Midi Dress

Audrey-1 Ivory Satin Midi Dress

Stretch Satin

Audrey-1 midi
$370.00 USD
Audrey Minimalist Stretch Satin Dress

Audrey Minimalist Stretch Satin Dress

Stretch Satin

Audrey
$530.00 USD
Short Ivory Babydoll Wedding Dress Leoni

Short Ivory Babydoll Wedding Dress Leoni

Satin, Glitter Tulle

Leoni
$320.00 USD
Short Black Organza Babydoll Dress Leoni

Short Black Organza Babydoll Dress Leoni

Organza

Leoni
$320.00 USD

Elegant Evening Gowns & Formal Dresses

Make a stunning entrance at your next special event with UNONA. From glamorous formal evening gowns to sophisticated wedding guest dresses, our collection is crafted to perfection. Whether you are attending a black-tie gala, searching for trendy prom dresses 2026, or needing a chic cocktail outfit, we have the perfect silhouette to match the occasion.

Prom & Gala Ready

Stand out on your big night with our exclusive prom dresses and red-carpet-worthy gowns. Choose from sweeping floor-length skirts, sleek bodycon fits, or eye-catching corset tops to make an unforgettable impression.

Wedding Guest Excellence

Navigate the dress code flawlessly with our curated selection of dresses for wedding guests. From romantic floral designs for spring ceremonies to elegant, dark, minimalist silhouettes for winter celebrations.

Chic Midi & Cocktail Styles

For a semi-formal event or a rehearsal dinner, a midi evening dress or a classy formal jumpsuit offers the perfect balance of modern sophistication and ultimate comfort.

The UNONA Experience

  • Premium Quality: Crafted in our own European design studio using luxurious satin, crepe, and chiffon.
  • Custom Fit Available: We offer custom tailoring for any formal dress so it fits you like a glove.
  • Worldwide Delivery: We ship globally with fast, trackable options (DHL, UPS, FedEx).
  • Zero Import Duties (US & EU): No hidden customs taxes upon delivery for orders shipped to the USA and European Union.

Frequently Asked Questions

For a black-tie event, we highly recommend a floor-length formal gown. Styles like our elegant A-line silhouettes, sleek mermaid dresses, or sophisticated drop-waist gowns are perfect choices that adhere to formal dress codes.

Yes! We believe every woman deserves to feel beautiful. In addition to our standard US sizes, we offer a custom tailoring service where the dress is made precisely to your unique measurements.

If your chosen dress is in our "Ready to Ship" section, delivery typically takes 7-12 business days. For made-to-order gowns, please allow 4-6 weeks for production plus shipping time. Rush options are available at checkout!

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