Trending Categories
Trending Brands
Shop Women's Swimwear at up to 90% off estimated retail! thredUP has a huge selection of gently used women's swimwear. Find bikinis, one-pieces, board shorts and cover ups from brands like Seafolly, Aqua or Speedo at thredUP.
47,960 items
Sort by:
![Carmen Marc Valvo Swimwear Swimsuit Top (view 2)](https://cf-assets-thredup.thredup.com/assets/605210708/complimentary.jpg)
![Carmen Marc Valvo Swimwear Swimsuit Top (view 1)](https://cf-assets-thredup.thredup.com/assets/605210642/complimentary.jpg)
Carmen Marc Valvo Swimwear
Swimsuit Top
Size Med
$27.99 $15.39 45% off with code GOBIG
67% off estimated retail![Victoria's Secret Swimsuit Bottoms (view 2)](https://cf-assets-thredup.thredup.com/assets/609672123/complimentary.jpg)
![Victoria's Secret Swimsuit Bottoms (view 1)](https://cf-assets-thredup.thredup.com/assets/609672110/complimentary.jpg)
Victoria's Secret
Swimsuit Bottoms
Size Med
$9.99 $5.49 45% off with code GOBIG
68% off estimated retail![Assorted Brands Two Piece Swimsuit (view 2)](https://cf-assets-thredup.thredup.com/assets/609734211/complimentary.jpg)
![Assorted Brands Two Piece Swimsuit (view 1)](https://cf-assets-thredup.thredup.com/assets/609734489/complimentary.jpg)
Assorted Brands
Two Piece Swimsuit
Size Sm
$16.99 $9.34 45% off with code GOBIG
55% off estimated retail![Dippin Daisy's Swimwear Swimsuit Bottoms (view 2)](https://cf-assets-thredup.thredup.com/assets/609663223/complimentary.jpg)
![Dippin Daisy's Swimwear Swimsuit Bottoms (view 1)](https://cf-assets-thredup.thredup.com/assets/609663147/complimentary.jpg)
Dippin Daisy's Swimwear
Swimsuit Bottoms
Size Lg
$14.99 $8.24 45% off with code GOBIG
60% off estimated retail![WATERCOLORS by Kenny Flowers Swimsuit Bottoms (view 2)](https://cf-assets-thredup.thredup.com/assets/607305592/complimentary.jpg)
![WATERCOLORS by Kenny Flowers Swimsuit Bottoms (view 1)](https://cf-assets-thredup.thredup.com/assets/607305542/complimentary.jpg)
WATERCOLORS by Kenny Flowers
Swimsuit Bottoms
Size Sm
$20.99 $11.54 45% off with code GOBIG
76% off estimated retail![WATERCOLORS by Kenny Flowers Swimsuit Top (view 2)](https://cf-assets-thredup.thredup.com/assets/607303339/complimentary.jpg)
![WATERCOLORS by Kenny Flowers Swimsuit Top (view 1)](https://cf-assets-thredup.thredup.com/assets/607303423/complimentary.jpg)
WATERCOLORS by Kenny Flowers
Swimsuit Top
Size XS
$22.99 $12.64 45% off with code GOBIG
74% off estimated retail![Colada California Swimsuit Bottoms (view 2)](https://cf-assets-thredup.thredup.com/assets/610040710/complimentary.jpg)
![Colada California Swimsuit Bottoms (view 1)](https://cf-assets-thredup.thredup.com/assets/610040633/complimentary.jpg)
Colada California
Swimsuit Bottoms
Size Med
$8.99 $4.94 45% off with code GOBIG
52% off estimated retail![Bleu Rod Beattie One Piece Swimsuit (view 2)](https://cf-assets-thredup.thredup.com/assets/609627749/complimentary.jpg)
![Bleu Rod Beattie One Piece Swimsuit (view 1)](https://cf-assets-thredup.thredup.com/assets/609627661/complimentary.jpg)
Bleu Rod Beattie
One Piece Swimsuit
Size 22 Plus
$31.99 $17.59 45% off with code GOBIG
72% off estimated retail![Victoria's Secret Swimsuit Bottoms (view 2)](https://cf-assets-thredup.thredup.com/assets/609672062/complimentary.jpg)
![Victoria's Secret Swimsuit Bottoms (view 1)](https://cf-assets-thredup.thredup.com/assets/609672046/complimentary.jpg)
Victoria's Secret
Swimsuit Bottoms
Size Med
$10.99 $6.04 45% off with code GOBIG
65% off estimated retail![Makers of Dreams One Piece Swimsuit (view 2)](https://cf-assets-thredup.thredup.com/assets/609476935/complimentary.jpg)
![Makers of Dreams One Piece Swimsuit (view 1)](https://cf-assets-thredup.thredup.com/assets/609476893/complimentary.jpg)
Makers of Dreams
One Piece Swimsuit
Size Med
$17.99 $9.89 45% off with code GOBIG
68% off estimated retail![Assorted Brands One Piece Swimsuit (view 2)](https://cf-assets-thredup.thredup.com/assets/609498967/complimentary.jpg)
![Assorted Brands One Piece Swimsuit (view 1)](https://cf-assets-thredup.thredup.com/assets/609499110/complimentary.jpg)
Assorted Brands
One Piece Swimsuit
Size Sm
$18.99 $10.44 45% off with code GOBIG
50% off estimated retail