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Whether heading to the red carpet or taking the time for a long-overdue date night, we all need a few go-to formal dresses for special occasions. Find a one-of-a-kind look that makes you sparkle for up to 90% less at thredUP.

FormalRemove filterV-NeckRemove filterKnee LengthRemove filter
17 items
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    Sangria Cocktail Dress (view 2)Sangria Cocktail Dress (view 1)Price Drop
    View Product: Sangria Cocktail Dress

    Sangria

    Cocktail Dress
    Size 6
    $25.99 $16.89 35% off with code THANKU
    79% off estimated retail
    Anne Klein Cocktail Dress (view 2)Anne Klein Cocktail Dress (view 1)
    View Product: Anne Klein Cocktail Dress

    Anne Klein

    Cocktail Dress
    Size 8
    $31.99 $20.79 35% off with code THANKU
    74% off estimated retail
    Xscape Cocktail Dress (view 2)Xscape Cocktail Dress (view 1)Price Drop
    View Product: Xscape Cocktail Dress

    Xscape

    Cocktail Dress
    Size XS
    $33.99 $25.49 25% off with code THANKU
    82% off estimated retail
    Ascension Cocktail Dress (view 2)Ascension Cocktail Dress (view 1)
    View Product: Ascension Cocktail Dress

    Ascension

    Cocktail Dress
    Size 6
    $25.99 $19.49 25% off with code THANKU
    67% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Scarlett Nite Cocktail Dress (view 2)Scarlett Nite Cocktail Dress (view 1)
    View Product: Scarlett Nite Cocktail Dress

    Scarlett Nite

    Cocktail Dress
    Size 8
    $23.99 $14.39 40% off with code THANKU
    70% off estimated retail
    Alfred Sung Cocktail Dress (view 2)Alfred Sung Cocktail Dress (view 1)New With Tags
    View Product: Alfred Sung Cocktail Dress

    Alfred Sung

    Cocktail Dress
    Size 2
    $53.99 $43.19 20% off with code THANKU
    75% off estimated retail
    Ann Taylor Cocktail Dress (view 2)Ann Taylor Cocktail Dress (view 1)
    View Product: Ann Taylor Cocktail Dress

    Ann Taylor

    Cocktail Dress
    Size 0
    $41.99 $25.19 40% off with code THANKU
    81% off estimated retail
    Kay Unger Cocktail Dress (view 2)Kay Unger Cocktail Dress (view 1)
    View Product: Kay Unger Cocktail Dress

    Kay Unger

    Cocktail Dress
    Size 4
    $227.99
    28% off estimated retail
    Assorted Brands Cocktail Dress (view 2)Assorted Brands Cocktail Dress (view 1)
    View Product: Assorted Brands Cocktail Dress

    Assorted Brands

    Cocktail Dress
    Size 2X Plus
    $34.99
    45% off estimated retail
    After Six Cocktail Dress (view 2)After Six Cocktail Dress (view 1)
    View Product: After Six Cocktail Dress

    After Six

    Cocktail Dress
    Size 10
    $30.99
    51% off estimated retail
    JS Collection Cocktail Dress (view 2)JS Collection Cocktail Dress (view 1)New With Tags
    View Product: JS Collection Cocktail Dress

    JS Collection

    Cocktail Dress
    Size 4
    $48.99
    78% off estimated retail
    Carmen Marc Valvo Cocktail Dress (view 2)Carmen Marc Valvo Cocktail Dress (view 1)
    View Product: Carmen Marc Valvo Cocktail Dress

    Carmen Marc Valvo

    Cocktail Dress
    Size 2
    $134.99 $67.50 50% off with code THANKU
    78% off estimated retail
    DressBarn Cocktail Dress (view 2)DressBarn Cocktail Dress (view 1)
    View Product: DressBarn Cocktail Dress

    DressBarn

    Cocktail Dress
    Size 10
    $58.99 $32.44 45% off with code THANKU
    53% off estimated retail
    J.Crew Cocktail Dress (view 2)J.Crew Cocktail Dress (view 1)
    View Product: J.Crew Cocktail Dress

    J.Crew

    Cocktail Dress
    Size 4
    $52.99 $42.39 20% off with code THANKU
    80% off estimated retail
    Mac Duggal Cocktail Dress (view 2)Mac Duggal Cocktail Dress (view 1)New With Tags
    View Product: Mac Duggal Cocktail Dress

    Mac Duggal

    Cocktail Dress
    Size 24 Plus
    $350.99
    56% off estimated retail
    Glamour By Gabriella Skye Cocktail Dress (view 2)Glamour By Gabriella Skye Cocktail Dress (view 1)
    View Product: Glamour By Gabriella Skye Cocktail Dress

    Glamour By Gabriella Skye

    Cocktail Dress
    Size 8
    $44.99 $35.99 20% off with code THANKU
    71% off estimated retail
    Anne Klein Cocktail Dress (view 2)Anne Klein Cocktail Dress (view 1)
    View Product: Anne Klein Cocktail Dress

    Anne Klein

    Cocktail Dress
    Size 2
    $35.99 $19.79 45% off with code THANKU
    71% off estimated retail
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