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 - 42 of 45 Items

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Eliana Strapless Corset Satin Wedding Dress

Eliana Strapless Corset Satin Wedding Dress

Stretch Satin

Eliana
$900.00 USD
Pina Black Mikado Formal Dress

Pina Black Mikado Formal Dress

Mikado

Pina
$650.00 USD
Pina Contrast Bodice Mermaid Gown

Pina Contrast Bodice Mermaid Gown

Mikado

Pina
$650.00 USD
Pina Structured Black and White Evening Dress

Pina Structured Black and White Evening Dress

Mikado

Pina
$650.00 USD
Amira Mini Black Corset Dress with Ivory Skirt

Amira Mini Black Corset Dress with Ivory Skirt

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
Artemide Satin Lace-Up Corset Dress with Slit

Artemide Satin Lace-Up Corset Dress with Slit

Stretch Satin, Silk

Artemide
$590.00 USD
Penelope Lace Corset & Satin Mermaid Bridal Set

Penelope Lace Corset & Satin Mermaid Bridal Set

Stretch Satin, Lace

Penelope
From $950.00 USD
Paradise Ruffled Taffeta Off-Shoulder Wedding Dress

Paradise Ruffled Taffeta Off-Shoulder Wedding Dress

Taffeta

Paradise
$770.00 USD
Sonara Voluminous Taffeta Couture Ball Gown

Sonara Voluminous Taffeta Couture Ball Gown

Taffeta

Sonara
$980.00 USD
Andrea 3-Piece Satin Bridal Suit with Palazzo Pants

Andrea 3-Piece Satin Bridal Suit with Palazzo Pants

Stretch Satin

Andrea
$680.00 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
Sale
Casia Black Midi Basque Waist Satin Cocktail Dress

Casia Black Midi Basque Waist Satin Cocktail Dress

Satin

Casia midi
$450.00 USD$600.00 USD
Sale
Casia Red Midi Satin Basque Waist Party Dress

Casia Red Midi Satin Basque Waist Party Dress

Satin

Casia midi
$450.00 USD$600.00 USD
Sophie Strapless Midi A-Line Wedding Dress

Sophie Strapless Midi A-Line Wedding Dress

Mikado

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

Athena Red Silk Satin Slip Dress with Shawl

Silk

Athena
$680.00 USD
Athena Black Silk Satin Slip Dress with Shawl

Athena Black Silk Satin Slip Dress with Shawl

Silk

Athena
$680.00 USD
Athena Chocolate Silk Satin Slip Dress with Shawl

Athena Chocolate Silk Satin Slip Dress with Shawl

Silk

Athena
$680.00 USD
Julia Chocolate Satin One-Shoulder Column Midi Dress

Julia Chocolate Satin One-Shoulder Column Midi Dress

Satin

Julia midi
$360.00 USD
Julia Emerald Satin One-Shoulder Column Midi Dress

Julia Emerald Satin One-Shoulder Column Midi Dress

Satin

Julia midi
$360.00 USD
Julia Powder Satin One-Shoulder Column Midi Dress

Julia Powder Satin One-Shoulder Column Midi Dress

Satin

Julia midi
$360.00 USD
Julia Black Satin One-Shoulder Column Midi Dress

Julia Black Satin One-Shoulder Column Midi Dress

Satin

Julia midi
$360.00 USD
Rihanna Light Blue Satin Strappy Corset Gown

Rihanna Light Blue Satin Strappy Corset Gown

Satin

Rihanna
$690.00 USD
Rihanna Red Satin Corset A-Line Gown

Rihanna Red Satin Corset A-Line Gown

Satin

Rihanna
$690.00 USD
Ingrid Red Silk Corset Evening Gown with Slit

Ingrid Red Silk Corset Evening Gown with Slit

Silk

Ingrid
$590.00 USD
Francesca Black Strapless Drop Waist Ball Gown

Francesca Black Strapless Drop Waist Ball Gown

Satin

Francesca
$770.00 USD
Amber Black High-Low Evening Gown

Amber Black High-Low Evening Gown

Taffeta

Amber
$650.00 USD
Amber High-Low Wedding Dress

Amber High-Low Wedding Dress

Taffeta

Amber
$680.00 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
Viola Terracotta Midi Dress

Viola Terracotta Midi Dress

Stretch Crepe

Viola
$390.00 USD
Viola Green Midi Dress

Viola Green Midi Dress

Stretch Crepe

Viola
$390.00 USD
Black Silk Backless Halter Gown

Black Silk Backless Halter Gown

Silk

Mary
$480.00 USD
Yellow Silk Backless Halter Dress

Yellow Silk Backless Halter Dress

Silk

Mary
$480.00 USD
Emerald Green Silk Halter Gown

Emerald Green Silk Halter Gown

Silk

Mary
$480.00 USD
Light Blue Chiffon Halter Open Back Dress

Light Blue Chiffon Halter Open Back Dress

Chiffon

Calypso
$570.00 USD
Joan powder chiffon evening dress

Joan powder chiffon evening dress

Chiffon

Joan
$580.00 USD
Joan red chiffon formal dress

Joan red chiffon formal dress

Chiffon

Joan
$580.00 USD
Joan tiffany blue chiffon dress

Joan tiffany blue chiffon dress

Chiffon

Joan
$580.00 USD
Isa Tiffany Blue Flowy Chiffon Dress

Isa Tiffany Blue Flowy Chiffon Dress

Chiffon

Isa
$590.00 USD
Isa Ash Flowy Chiffon Dress

Isa Ash Flowy Chiffon Dress

Chiffon

Isa
$590.00 USD
Isa Light Blue Flowy Chiffon Dress

Isa Light Blue Flowy Chiffon Dress

Chiffon

Isa
$590.00 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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