Trending Categories
Trending Brands
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.
1,876 items
Sort by:
![Laundry by Shelli Segal Cocktail Dress (view 2)](https://cf-assets-thredup.thredup.com/assets/577161623/complimentary.jpg)
![Laundry by Shelli Segal Cocktail Dress (view 1)](https://cf-assets-thredup.thredup.com/assets/577161550/complimentary.jpg)
Laundry by Shelli Segal
Cocktail Dress
Size 8
$39.99 $21.99 45% off with code GOBIG
82% off estimated retail![Christina Wu Celebrations Cocktail Dress (view 2)](https://cf-assets-thredup.thredup.com/assets/602543784/complimentary.jpg)
![Christina Wu Celebrations Cocktail Dress (view 1)](https://cf-assets-thredup.thredup.com/assets/602543768/complimentary.jpg)
Christina Wu Celebrations
Cocktail Dress
Size 10
$49.99 $27.49 45% off with code GOBIG
71% off estimated retail![Show Me Your Mumu Cocktail Dress (view 2)](https://cf-assets-thredup.thredup.com/assets/514971662/complimentary.jpg)
![Show Me Your Mumu Cocktail Dress (view 1)](https://cf-assets-thredup.thredup.com/assets/514971633/complimentary.jpg)
Show Me Your Mumu
Cocktail Dress
Size Med
$62.99 $34.64 45% off with code GOBIG
71% off estimated retail![White House Black Market Cocktail Dress (view 2)](https://cf-assets-thredup.thredup.com/assets/603402582/complimentary.jpg)
![White House Black Market Cocktail Dress (view 1)](https://cf-assets-thredup.thredup.com/assets/603402545/complimentary.jpg)
White House Black Market
Cocktail Dress
Size 4
$73.99 $40.69 45% off with code GOBIG
70% off estimated retail![White House Black Market Casual Dress (view 2)](https://cf-assets-thredup.thredup.com/assets/603129035/complimentary.jpg)
![White House Black Market Casual Dress (view 1)](https://cf-assets-thredup.thredup.com/assets/603129028/complimentary.jpg)
White House Black Market
Casual Dress
Size 2
$43.99 $24.19 45% off with code GOBIG
70% off estimated retail![Jenny Yoo Collection Cocktail Dress (view 2)](https://cf-assets-thredup.thredup.com/assets/597135397/complimentary.jpg)
![Jenny Yoo Collection Cocktail Dress (view 1)](https://cf-assets-thredup.thredup.com/assets/597135441/complimentary.jpg)
Jenny Yoo Collection
Cocktail Dress
Size 6
$111.99 $61.59 45% off with code GOBIG
62% off estimated retail![White House Black Market Casual Dress (view 2)](https://cf-assets-thredup.thredup.com/assets/602279567/complimentary.jpg)
![White House Black Market Casual Dress (view 1)](https://cf-assets-thredup.thredup.com/assets/602279500/complimentary.jpg)
White House Black Market
Casual Dress
Size 0
$34.99 $19.24 45% off with code GOBIG
76% off estimated retail![Jenny Yoo Collection Cocktail Dress (view 2)](https://cf-assets-thredup.thredup.com/assets/590876619/complimentary.jpg)
![Jenny Yoo Collection Cocktail Dress (view 1)](https://cf-assets-thredup.thredup.com/assets/590876693/complimentary.jpg)
Jenny Yoo Collection
Cocktail Dress
Size 8
$75.99 $41.79 45% off with code GOBIG
74% off estimated retail![Show Me Your Mumu Cocktail Dress (view 2)](https://cf-assets-thredup.thredup.com/assets/577007551/complimentary.jpg)
![Show Me Your Mumu Cocktail Dress (view 1)](https://cf-assets-thredup.thredup.com/assets/577007636/complimentary.jpg)
Show Me Your Mumu
Cocktail Dress
Size Med
$77.99 $42.89 45% off with code GOBIG
65% off estimated retail![Laundry by Shelli Segal Casual Dress (view 2)](https://cf-assets-thredup.thredup.com/assets/602716203/complimentary.jpg)
![Laundry by Shelli Segal Casual Dress (view 1)](https://cf-assets-thredup.thredup.com/assets/602716230/complimentary.jpg)
Laundry by Shelli Segal
Casual Dress
Size 6
$36.99 $20.34 45% off with code GOBIG
75% off estimated retail![Lauren by Ralph Lauren Cocktail Dress (view 2)](https://cf-assets-thredup.thredup.com/assets/602088046/complimentary.jpg)
![Lauren by Ralph Lauren Cocktail Dress (view 1)](https://cf-assets-thredup.thredup.com/assets/602088029/complimentary.jpg)
Lauren by Ralph Lauren
Cocktail Dress
Size 10
$138.99 $76.44 45% off with code GOBIG
72% off estimated retail![Show Me Your Mumu Cocktail Dress (view 2)](https://cf-assets-thredup.thredup.com/assets/592590581/complimentary.jpg)
![Show Me Your Mumu Cocktail Dress (view 1)](https://cf-assets-thredup.thredup.com/assets/592590556/complimentary.jpg)
Show Me Your Mumu
Cocktail Dress
Size Med
$39.99 $21.99 45% off with code GOBIG
77% off estimated retail![Hayley Paige Occasions Casual Dress (view 2)](https://cf-assets-thredup.thredup.com/assets/602169263/complimentary.jpg)
![Hayley Paige Occasions Casual Dress (view 1)](https://cf-assets-thredup.thredup.com/assets/602169316/complimentary.jpg)
Hayley Paige Occasions
Casual Dress
Size 12
$92.99 $51.14 45% off with code GOBIG
69% off estimated retail![Jenny Yoo Collection Cocktail Dress (view 2)](https://cf-assets-thredup.thredup.com/assets/595595191/complimentary.jpg)
![Jenny Yoo Collection Cocktail Dress (view 1)](https://cf-assets-thredup.thredup.com/assets/595595166/complimentary.jpg)
Jenny Yoo Collection
Cocktail Dress
Size 4
$92.99 $51.14 45% off with code GOBIG
69% off estimated retail![Xscape by Joanna Chen Cocktail Dress (view 2)](https://cf-assets-thredup.thredup.com/assets/603097959/complimentary.jpg)
![Xscape by Joanna Chen Cocktail Dress (view 1)](https://cf-assets-thredup.thredup.com/assets/603097975/complimentary.jpg)
Xscape by Joanna Chen
Cocktail Dress
Size 6
$34.99 $19.24 45% off with code GOBIG
72% off estimated retail![Linda Allard Ellen Tracy Cocktail Dress (view 2)](https://cf-assets-thredup.thredup.com/assets/602710929/complimentary.jpg)
![Linda Allard Ellen Tracy Cocktail Dress (view 1)](https://cf-assets-thredup.thredup.com/assets/602710903/complimentary.jpg)
Linda Allard Ellen Tracy
Cocktail Dress
Size 6
$49.99 $27.49 45% off with code GOBIG
82% off estimated retail![Show Me Your Mumu Cocktail Dress (view 2)](https://cf-assets-thredup.thredup.com/assets/601473026/complimentary.jpg)
![Show Me Your Mumu Cocktail Dress (view 1)](https://cf-assets-thredup.thredup.com/assets/601472819/complimentary.jpg)
Show Me Your Mumu
Cocktail Dress
Size XXS
$58.99 $32.44 45% off with code GOBIG
73% off estimated retail![Show Me Your Mumu Cocktail Dress (view 2)](https://cf-assets-thredup.thredup.com/assets/601456132/complimentary.jpg)
![Show Me Your Mumu Cocktail Dress (view 1)](https://cf-assets-thredup.thredup.com/assets/601456070/complimentary.jpg)
Show Me Your Mumu
Cocktail Dress
Size Med
$75.99 $41.79 45% off with code GOBIG
65% off estimated retail![Morilee by Madeline Gardner Cocktail Dress (view 2)](https://cf-assets-thredup.thredup.com/assets/565897778/complimentary.jpg)
![Morilee by Madeline Gardner Cocktail Dress (view 1)](https://cf-assets-thredup.thredup.com/assets/565897731/complimentary.jpg)
Morilee by Madeline Gardner
Cocktail Dress
Size 2
$82.99 $45.64 45% off with code GOBIG
78% off estimated retail![Betsy & Adam by Linda Bernell Casual Dress (view 2)](https://cf-assets-thredup.thredup.com/assets/602650781/complimentary.jpg)
![Betsy & Adam by Linda Bernell Casual Dress (view 1)](https://cf-assets-thredup.thredup.com/assets/602650746/complimentary.jpg)
Betsy & Adam by Linda Bernell
Casual Dress
Size 6
$51.99 $28.59 45% off with code GOBIG
74% off estimated retail