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.
1,517 items
Sort by:
View Product: Marc by Marc Jacobs Swimsuit Top
Marc by Marc Jacobs
Swimsuit Top
Size Med
$19.99 $14.99 25% off with code THRIFT25
78% off estimated retailView Product: Jessica Simpson Swimsuit Bottoms
Jessica Simpson
Swimsuit Bottoms
Size Sm
$5.99 $4.49 25% off with code THRIFT25
88% off estimated retailView Product: Missguided Swimsuit Bottoms
Missguided
Swimsuit Bottoms
Size 18 Plus
$6.99 $5.24 25% off with code THRIFT25
56% off estimated retailView Product: Victoria's Secret Swimsuit Bottoms
Victoria's Secret
Swimsuit Bottoms
Size Sm
$12.99 $9.74 25% off with code THRIFT25
59% off estimated retailView Product: Vineyard Vines Swimsuit Bottoms
Vineyard Vines
Swimsuit Bottoms
Size Sm
$27.99 $20.99 25% off with code THRIFT25
68% off estimated retailView Product: Victoria's Secret Pink Swimsuit Bottoms
Victoria's Secret Pink
Swimsuit Bottoms
Size Med
$13.99 $10.49 25% off with code THRIFT25
44% off estimated retailView Product: Victoria's Secret Swimsuit Bottoms
Victoria's Secret
Swimsuit Bottoms
Size Sm
$12.99 $9.74 25% off with code THRIFT25
59% off estimated retailView Product: Nasty Gal Inc. One Piece Swimsuit
Nasty Gal Inc.
One Piece Swimsuit
Size 12
$28.99 $21.74 25% off with code THRIFT25
74% off estimated retailView Product: Victoria's Secret Swimsuit Top
Victoria's Secret
Swimsuit Top
Size Med
$12.99 $9.74 25% off with code THRIFT25
59% off estimated retailView Product: Kitty and Vibe Swimsuit Bottoms
Kitty and Vibe
Swimsuit Bottoms
Size 3X Plus
$16.99 $12.74 25% off with code THRIFT25
55% off estimated retailView Product: Victoria's Secret Swimsuit Bottoms
Victoria's Secret
Swimsuit Bottoms
Size Lg
$9.99 $7.49 25% off with code THRIFT25
68% off estimated retailView Product: Chelsea & Violet Swimsuit Bottoms
Chelsea & Violet
Swimsuit Bottoms
Size Lg
$10.99 $8.24 25% off with code THRIFT25
78% off estimated retailView Product: Shade & Shore Swimsuit Bottoms
Shade & Shore
Swimsuit Bottoms
Size Sm
$15.99 $11.99 25% off with code THRIFT25
50% off estimated retailView Product: Joan Smalls X True Religion Swimsuit Cover Up
Joan Smalls X True Religion
Swimsuit Cover Up
Size Sm
$37.99 $28.49 25% off with code THRIFT25
77% off estimated retailView Product: Shade & Shore Swimsuit Bottoms
Shade & Shore
Swimsuit Bottoms
Size Med
$12.99 $9.74 25% off with code THRIFT25
59% off estimated retailView Product: Francesca's One Piece Swimsuit
Francesca's
One Piece Swimsuit
Size Sm
$14.99 $11.24 25% off with code THRIFT25
60% off estimated retailView Product: Swim Systems One Piece Swimsuit
Swim Systems
One Piece Swimsuit
Size XS
$25.99 $19.49 25% off with code THRIFT25
65% off estimated retailView Product: Tribe Kelley Swimsuit Cover Up
Tribe Kelley
Swimsuit Cover Up
Size XS
$24.99 $18.74 25% off with code THRIFT25
73% off estimated retailView Product: Dippin Daisy's Swimwear Swimsuit Bottoms
Dippin Daisy's Swimwear
Swimsuit Bottoms
Size Lg
$11.99 $8.99 25% off with code THRIFT25
68% off estimated retailView Product: Astoria Activewear Swimsuit Top
Astoria Activewear
Swimsuit Top
Size Med
$19.99 $14.99 25% off with code THRIFT25
73% off estimated retail