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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.

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5,176 items
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    Assorted Brands Swimsuit Top (view 2)Assorted Brands Swimsuit Top (view 1)Price Drop
    View Product: Assorted Brands Swimsuit Top

    Assorted Brands

    Swimsuit Top
    Size 10
    $12.24 $7.34 40% off with code HOTDEAL
    62% off estimated retail
    Lauren by Ralph Lauren One Piece Swimsuit (view 2)Lauren by Ralph Lauren One Piece Swimsuit (view 1)
    View Product: Lauren by Ralph Lauren One Piece Swimsuit

    Lauren by Ralph Lauren

    One Piece Swimsuit
    Size 10
    $37.99
    68% off estimated retail
    Victoria's Secret Swimsuit Bottoms (view 2)Victoria's Secret Swimsuit Bottoms (view 1)Price Drop
    View Product: Victoria's Secret Swimsuit Bottoms

    Victoria's Secret

    Swimsuit Bottoms
    Size XS
    $11.24 $6.74 40% off with code HOTDEAL
    70% off estimated retail
    Anne Cole Collection Swimsuit Bottoms (view 2)Anne Cole Collection Swimsuit Bottoms (view 1)Price Drop
    View Product: Anne Cole Collection Swimsuit Bottoms

    Anne Cole Collection

    Swimsuit Bottoms
    Size 10
    $16.24 $8.93 45% off with code HOTDEAL
    85% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    ASOS Swimsuit Top (view 2)ASOS Swimsuit Top (view 1)Price Drop
    View Product: ASOS Swimsuit Top

    ASOS

    Swimsuit Top
    Size 2
    $11.24 $5.06 55% off with code HOTDEAL
    62% off estimated retail
    LA Hearts Swimsuit Top (view 2)LA Hearts Swimsuit Top (view 1)Price Drop
    View Product: LA Hearts Swimsuit Top

    LA Hearts

    Swimsuit Top
    Size XS
    $12.24 $7.34 40% off with code HOTDEAL
    62% off estimated retail
    Assorted Brands Swimsuit Top (view 2)Assorted Brands Swimsuit Top (view 1)Price Drop
    View Product: Assorted Brands Swimsuit Top

    Assorted Brands

    Swimsuit Top
    Size 10
    $13.24 $7.94 40% off with code HOTDEAL
    62% off estimated retail
    Victoria's Secret Swimsuit Bottoms (view 2)Victoria's Secret Swimsuit Bottoms (view 1)Price Drop
    View Product: Victoria's Secret Swimsuit Bottoms

    Victoria's Secret

    Swimsuit Bottoms
    Size XS
    $13.24 $7.94 40% off with code HOTDEAL
    70% off estimated retail
    H&M Swimsuit Bottoms (view 2)H&M Swimsuit Bottoms (view 1)Price Drop
    View Product: H&M Swimsuit Bottoms

    H&M

    Swimsuit Bottoms
    Size 10
    $8.99 $5.39 40% off with code HOTDEAL
    38% off estimated retail
    H&M Swimsuit Top (view 2)H&M Swimsuit Top (view 1)Price Drop
    View Product: H&M Swimsuit Top

    H&M

    Swimsuit Top
    Size 10
    $11.24 $6.74 40% off with code HOTDEAL
    50% off estimated retail
    H&M Swimsuit Top (view 2)H&M Swimsuit Top (view 1)Price Drop
    View Product: H&M Swimsuit Top

    H&M

    Swimsuit Top
    Size 10
    $12.24 $7.34 40% off with code HOTDEAL
    50% off estimated retail
    H&M Swimsuit Bottoms (view 2)H&M Swimsuit Bottoms (view 1)Price Drop
    View Product: H&M Swimsuit Bottoms

    H&M

    Swimsuit Bottoms
    Size 10
    $10.24 $6.14 40% off with code HOTDEAL
    38% off estimated retail
    H&M Swimsuit Top (view 2)H&M Swimsuit Top (view 1)Price Drop
    View Product: H&M Swimsuit Top

    H&M

    Swimsuit Top
    Size 10
    $13.24 $7.94 40% off with code HOTDEAL
    50% off estimated retail
    Old Navy Swimsuit Cover Up (view 2)Old Navy Swimsuit Cover Up (view 1)Price Drop
    View Product: Old Navy Swimsuit Cover Up

    Old Navy

    Swimsuit Cover Up
    Size XS
    $14.24 $8.54 40% off with code HOTDEAL
    70% off estimated retail
    Metrostyle Swimsuit Top (view 2)Metrostyle Swimsuit Top (view 1)Price Drop
    View Product: Metrostyle Swimsuit Top

    Metrostyle

    Swimsuit Top
    Size 10
    $11.24 $6.74 40% off with code HOTDEAL
    70% off estimated retail
    Jantzen Swimsuit Top (view 2)Jantzen Swimsuit Top (view 1)Price Drop
    View Product: Jantzen Swimsuit Top

    Jantzen

    Swimsuit Top
    Size 10
    $13.24 $7.94 40% off with code HOTDEAL
    77% off estimated retail
    Assorted Brands Swimsuit Top (view 2)Assorted Brands Swimsuit Top (view 1)Price Drop
    View Product: Assorted Brands Swimsuit Top

    Assorted Brands

    Swimsuit Top
    Size 10
    $10.24 $6.14 40% off with code HOTDEAL
    66% off estimated retail
    First Base Swimsuit Bottoms (view 2)First Base Swimsuit Bottoms (view 1)Price Drop
    View Product: First Base Swimsuit Bottoms

    First Base

    Swimsuit Bottoms
    Size 2
    $16.24 $9.74 40% off with code HOTDEAL
    85% off estimated retail
    Victoria's Secret Swimsuit Top (view 2)Victoria's Secret Swimsuit Top (view 1)Price Drop
    View Product: Victoria's Secret Swimsuit Top

    Victoria's Secret

    Swimsuit Top
    Size XS
    $11.24 $6.74 40% off with code HOTDEAL
    70% off estimated retail
    H&M Swimsuit Top (view 2)H&M Swimsuit Top (view 1)Price Drop
    View Product: H&M Swimsuit Top

    H&M

    Swimsuit Top
    Size 10
    $12.24 $7.34 40% off with code HOTDEAL
    50% off estimated retail
    H&M Swimsuit Top (view 2)H&M Swimsuit Top (view 1)Price Drop
    View Product: H&M Swimsuit Top

    H&M

    Swimsuit Top
    Size 10
    $12.24 $7.34 40% off with code HOTDEAL
    50% off estimated retail
    Eddie Bauer Swimsuit Bottoms (view 2)Eddie Bauer Swimsuit Bottoms (view 1)Price Drop
    View Product: Eddie Bauer Swimsuit Bottoms

    Eddie Bauer

    Swimsuit Bottoms
    Size 10
    $18.24 $10.94 40% off with code HOTDEAL
    81% off estimated retail
    Splendid Swimsuit Top (view 2)Splendid Swimsuit Top (view 1)Price Drop
    View Product: Splendid Swimsuit Top

    Splendid

    Swimsuit Top
    Size XS
    $19.24 $11.54 40% off with code HOTDEAL
    84% off estimated retail
    Lands' End Swimsuit Bottoms (view 2)Lands' End Swimsuit Bottoms (view 1)Price Drop
    View Product: Lands' End Swimsuit Bottoms

    Lands' End

    Swimsuit Bottoms
    Size 10
    $11.24 $6.18 45% off with code HOTDEAL
    79% off estimated retail
    H&M Swimsuit Top (view 2)H&M Swimsuit Top (view 1)Price Drop
    View Product: H&M Swimsuit Top

    H&M

    Swimsuit Top
    Size 10
    $10.24 $6.14 40% off with code HOTDEAL
    55% off estimated retail
    H&M Swimsuit Bottoms (view 2)H&M Swimsuit Bottoms (view 1)Price Drop
    View Product: H&M Swimsuit Bottoms

    H&M

    Swimsuit Bottoms
    Size 10
    $10.99 $6.59 40% off with code HOTDEAL
    30% off estimated retail
    Shade & Shore Swimsuit Top (view 2)Shade & Shore Swimsuit Top (view 1)Price Drop
    View Product: Shade & Shore Swimsuit Top

    Shade & Shore

    Swimsuit Top
    Size XS
    $13.24 $5.96 55% off with code HOTDEAL
    70% off estimated retail
    Unbranded Swimsuit Top (view 2)Unbranded Swimsuit Top (view 1)Price Drop
    View Product: Unbranded Swimsuit Top

    Unbranded

    Swimsuit Top
    Size 10
    $11.24 $6.74 40% off with code HOTDEAL
    62% off estimated retail
    Assorted Brands Swimsuit Top (view 2)Assorted Brands Swimsuit Top (view 1)Price Drop
    View Product: Assorted Brands Swimsuit Top

    Assorted Brands

    Swimsuit Top
    Size XXS
    $9.24 $4.16 55% off with code HOTDEAL
    62% off estimated retail
    Nasty Gal Inc. Swimsuit Bottoms (view 2)Nasty Gal Inc. Swimsuit Bottoms (view 1)Price Drop
    View Product: Nasty Gal Inc. Swimsuit Bottoms

    Nasty Gal Inc.

    Swimsuit Bottoms
    Size 2
    $11.24 $6.74 40% off with code HOTDEAL
    70% off estimated retail
    Athleta Swimsuit Bottoms (view 2)Athleta Swimsuit Bottoms (view 1)
    View Product: Athleta Swimsuit Bottoms

    Athleta

    Swimsuit Bottoms
    Size XXS
    $14.24 $8.54 40% off with code HOTDEAL
    85% off estimated retail
    Shein Swimsuit Top (view 2)Shein Swimsuit Top (view 1)
    View Product: Shein Swimsuit Top

    Shein

    Swimsuit Top
    Size 0
    $12.24 $6.12 50% off with code HOTDEAL
    40% off estimated retail
    Unbranded Swimsuit Bottoms (view 2)Unbranded Swimsuit Bottoms (view 1)Rare Find
    View Product: Unbranded Swimsuit Bottoms

    Unbranded

    Swimsuit Bottoms
    Size 10
    $11.24 $6.74 40% off with code HOTDEAL
    62% off estimated retail
    Joules Swimsuit Bottoms (view 2)Joules Swimsuit Bottoms (view 1)Price Drop
    View Product: Joules Swimsuit Bottoms

    Joules

    Swimsuit Bottoms
    Size 10
    $11.24 $5.62 50% off with code HOTDEAL
    83% off estimated retail
    H&M Swimsuit Top (view 2)H&M Swimsuit Top (view 1)
    View Product: H&M Swimsuit Top

    H&M

    Swimsuit Top
    Size 10
    $11.24 $6.74 40% off with code HOTDEAL
    50% off estimated retail
    Island Waves Swimsuit Top (view 2)Island Waves Swimsuit Top (view 1)Price Drop
    View Product: Island Waves Swimsuit Top

    Island Waves

    Swimsuit Top
    Size 10
    $15.24 $8.38 45% off with code HOTDEAL
    85% off estimated retail
    coastal blue Swimsuit Top (view 2)coastal blue Swimsuit Top (view 1)
    View Product: coastal blue Swimsuit Top

    coastal blue

    Swimsuit Top
    Size 0
    $13.24 $7.94 40% off with code HOTDEAL
    81% off estimated retail
    Assorted Brands Swimsuit Bottoms (view 2)Assorted Brands Swimsuit Bottoms (view 1)Price Drop
    View Product: Assorted Brands Swimsuit Bottoms

    Assorted Brands

    Swimsuit Bottoms
    Size 10
    $10.24 $6.14 40% off with code HOTDEAL
    66% off estimated retail
    Athleta Swimsuit Bottoms (view 2)Athleta Swimsuit Bottoms (view 1)Price Drop
    View Product: Athleta Swimsuit Bottoms

    Athleta

    Swimsuit Bottoms
    Size XS
    $12.24 $6.73 45% off with code HOTDEAL
    81% off estimated retail
    Assorted Brands Swimsuit Top (view 2)Assorted Brands Swimsuit Top (view 1)Price Drop
    View Product: Assorted Brands Swimsuit Top

    Assorted Brands

    Swimsuit Top
    Size 10
    $9.99 $5.99 40% off with code HOTDEAL
    62% off estimated retail
    Unbranded Swimsuit Top (view 2)Unbranded Swimsuit Top (view 1)
    View Product: Unbranded Swimsuit Top

    Unbranded

    Swimsuit Top
    Size XS
    $9.24 $5.54 40% off with code HOTDEAL
    70% off estimated retail
    Unbranded Swimsuit Top (view 2)Unbranded Swimsuit Top (view 1)Price Drop
    View Product: Unbranded Swimsuit Top

    Unbranded

    Swimsuit Top
    Size 10
    $9.99 $5.99 40% off with code HOTDEAL
    62% off estimated retail
    H&M Swimsuit Top (view 2)H&M Swimsuit Top (view 1)
    View Product: H&M Swimsuit Top

    H&M

    Swimsuit Top
    Size 10
    $9.99 $5.99 40% off with code HOTDEAL
    50% off estimated retail
    ASOS Swimsuit Top (view 2)ASOS Swimsuit Top (view 1)Price Drop
    View Product: ASOS Swimsuit Top

    ASOS

    Swimsuit Top
    Size 2
    $10.24 $5.63 45% off with code HOTDEAL
    66% off estimated retail
    ASOS Swimsuit Bottoms (view 2)ASOS Swimsuit Bottoms (view 1)Price Drop
    View Product: ASOS Swimsuit Bottoms

    ASOS

    Swimsuit Bottoms
    Size 10
    $9.99 $5.49 45% off with code HOTDEAL
    62% off estimated retail
    FIGLEAVES Swimsuit Bottoms (view 2)FIGLEAVES Swimsuit Bottoms (view 1)Price Drop
    View Product: FIGLEAVES Swimsuit Bottoms

    FIGLEAVES

    Swimsuit Bottoms
    Size 10
    $10.24 $6.14 40% off with code HOTDEAL
    66% off estimated retail
    Unbranded Swimsuit Top (view 2)Unbranded Swimsuit Top (view 1)
    View Product: Unbranded Swimsuit Top

    Unbranded

    Swimsuit Top
    Size XS
    $9.24 $4.16 55% off with code HOTDEAL
    62% off estimated retail
    ASOS Swimsuit Bottoms (view 2)ASOS Swimsuit Bottoms (view 1)Price Drop
    View Product: ASOS Swimsuit Bottoms

    ASOS

    Swimsuit Bottoms
    Size 2
    $8.24 $4.53 45% off with code HOTDEAL
    66% off estimated retail
    Gap Body Swimsuit Top (view 2)Gap Body Swimsuit Top (view 1)Price Drop
    View Product: Gap Body Swimsuit Top

    Gap Body

    Swimsuit Top
    Size XS
    $8.99 $5.39 40% off with code HOTDEAL
    66% off estimated retail
    Assorted Brands Swimsuit Bottoms (view 2)Assorted Brands Swimsuit Bottoms (view 1)Price Drop
    View Product: Assorted Brands Swimsuit Bottoms

    Assorted Brands

    Swimsuit Bottoms
    Size 10
    $8.99 $5.39 40% off with code HOTDEAL
    66% off estimated retail
    Nautica Swimsuit Bottoms (view 2)Nautica Swimsuit Bottoms (view 1)Price Drop
    View Product: Nautica Swimsuit Bottoms

    Nautica

    Swimsuit Bottoms
    Size 10
    $8.99 $5.39 40% off with code HOTDEAL
    73% off estimated retail
    H&M Swimsuit Bottoms (view 2)H&M Swimsuit Bottoms (view 1)Price Drop
    View Product: H&M Swimsuit Bottoms

    H&M

    Swimsuit Bottoms
    Size 10
    $8.99 $5.39 40% off with code HOTDEAL
    38% off estimated retail
    Allen B. by Allen Schwartz Swimsuit Top (view 2)Allen B. by Allen Schwartz Swimsuit Top (view 1)Price Drop
    View Product: Allen B. by Allen Schwartz Swimsuit Top

    Allen B. by Allen Schwartz

    Swimsuit Top
    Size 10
    $8.99 $5.39 40% off with code HOTDEAL
    86% off estimated retail
    Breaking Waves Swimsuit Bottoms (view 2)Breaking Waves Swimsuit Bottoms (view 1)Price Drop
    View Product: Breaking Waves Swimsuit Bottoms

    Breaking Waves

    Swimsuit Bottoms
    Size XS
    $8.24 $4.94 40% off with code HOTDEAL
    46% off estimated retail
    Old Navy Swimsuit Top (view 2)Old Navy Swimsuit Top (view 1)
    View Product: Old Navy Swimsuit Top

    Old Navy

    Swimsuit Top
    Size XS
    $14.24 $4.27 70% off with code HOTDEAL
    48% off estimated retail
    Rue Blue Swimsuit Bottoms (view 2)Rue Blue Swimsuit Bottoms (view 1)
    View Product: Rue Blue Swimsuit Bottoms

    Rue Blue

    Swimsuit Bottoms
    Size XS
    $19.99 $6.00 70% off with code HOTDEAL
    60% off estimated retail
    Assorted Brands Swimsuit Top (view 2)Assorted Brands Swimsuit Top (view 1)Price Drop
    View Product: Assorted Brands Swimsuit Top

    Assorted Brands

    Swimsuit Top
    Size 10
    $8.99 $5.39 40% off with code HOTDEAL
    66% off estimated retail
    New Look Swimsuit Top (view 2)New Look Swimsuit Top (view 1)Price Drop
    View Product: New Look Swimsuit Top

    New Look

    Swimsuit Top
    Size 10
    $8.99 $5.39 40% off with code HOTDEAL
    46% off estimated retail
    Hula Honey Swimsuit Top (view 2)Hula Honey Swimsuit Top (view 1)New With Tags
    View Product: Hula Honey Swimsuit Top

    Hula Honey

    Swimsuit Top
    Size XS
    $16.99 $8.50 50% off with code HOTDEAL
    46% off estimated retail
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