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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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    Elif for Jordan Taylor Swimsuit Cover Up (view 2)Elif for Jordan Taylor Swimsuit Cover Up (view 1)
    View Product: Elif for Jordan Taylor Swimsuit Cover Up

    Elif for Jordan Taylor

    Swimsuit Cover Up
    Size 6
    $20.99
    44% off estimated retail
    American Eagle Outfitters Board Shorts (view 2)American Eagle Outfitters Board Shorts (view 1)
    View Product: American Eagle Outfitters Board Shorts

    American Eagle Outfitters

    Board Shorts
    Size 6
    $18.99
    52% off estimated retail
    Boden Swimsuit Cover Up (view 2)Boden Swimsuit Cover Up (view 1)
    View Product: Boden Swimsuit Cover Up

    Boden

    Swimsuit Cover Up
    Size 12
    $27.99
    68% off estimated retail
    Paris Atelier & Other Stories Swimsuit Top (view 2)Paris Atelier & Other Stories Swimsuit Top (view 1)
    View Product: Paris Atelier & Other Stories Swimsuit Top

    Paris Atelier & Other Stories

    Swimsuit Top
    Size 6
    $20.99
    58% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Boden Swimsuit Cover Up (view 2)Boden Swimsuit Cover Up (view 1)
    View Product: Boden Swimsuit Cover Up

    Boden

    Swimsuit Cover Up
    Size 6
    $33.99
    70% off estimated retail
    Speedo One Piece Swimsuit (view 2)Speedo One Piece Swimsuit (view 1)
    View Product: Speedo One Piece Swimsuit

    Speedo

    One Piece Swimsuit
    Size 12
    $46.99 $35.24 25% off with code HOTDEAL
    47% off estimated retail
    Rose Marie Reid One Piece Swimsuit (view 2)Rose Marie Reid One Piece Swimsuit (view 1)New With Tags
    View Product: Rose Marie Reid One Piece Swimsuit

    Rose Marie Reid

    One Piece Swimsuit
    Size 6
    $33.99 $23.79 30% off with code HOTDEAL
    55% off estimated retail
    ASOS Swimsuit Cover Up (view 2)ASOS Swimsuit Cover Up (view 1)
    View Product: ASOS Swimsuit Cover Up

    ASOS

    Swimsuit Cover Up
    Size 6
    $22.99 $16.09 30% off with code HOTDEAL
    56% off estimated retail
    Nasty Gal Inc. Swimsuit Top (view 2)Nasty Gal Inc. Swimsuit Top (view 1)
    View Product: Nasty Gal Inc. Swimsuit Top

    Nasty Gal Inc.

    Swimsuit Top
    Size 6
    $19.99 $13.99 30% off with code HOTDEAL
    76% off estimated retail
    J.Crew Factory Store Board Shorts (view 2)J.Crew Factory Store Board Shorts (view 1)
    View Product: J.Crew Factory Store Board Shorts

    J.Crew Factory Store

    Board Shorts
    Size 6
    $14.99 $11.24 25% off with code HOTDEAL
    70% off estimated retail
    Nasty Gal Inc. Board Shorts (view 2)Nasty Gal Inc. Board Shorts (view 1)
    View Product: Nasty Gal Inc. Board Shorts

    Nasty Gal Inc.

    Board Shorts
    Size 6
    $22.99 $17.24 25% off with code HOTDEAL
    72% off estimated retail
    Shein Swimsuit Top (view 2)Shein Swimsuit Top (view 1)
    View Product: Shein Swimsuit Top

    Shein

    Swimsuit Top
    Size 6
    $8.99 $7.19 20% off with code HOTDEAL
    50% off estimated retail
    Sporting Life by Catalina Swimsuit Top (view 2)Sporting Life by Catalina Swimsuit Top (view 1)Price Drop
    View Product: Sporting Life by Catalina Swimsuit Top

    Sporting Life by Catalina

    Swimsuit Top
    Size 12
    $14.99 $8.99 40% off with code HOTDEAL
    48% off estimated retail
    Robby Lens Swimwear Swimsuit Top (view 2)Robby Lens Swimwear Swimsuit Top (view 1)
    View Product: Robby Lens Swimwear Swimsuit Top

    Robby Lens Swimwear

    Swimsuit Top
    Size 12
    $15.99 $8.00 50% off with code HOTDEAL
    63% off estimated retail
    Nasty Gal Inc. Swimsuit Top (view 2)Nasty Gal Inc. Swimsuit Top (view 1)Price Drop
    View Product: Nasty Gal Inc. Swimsuit Top

    Nasty Gal Inc.

    Swimsuit Top
    Size 6
    $21.99 $12.09 45% off with code HOTDEAL
    77% off estimated retail
    Sun Streak by Newport News Swimsuit Bottoms (view 2)Sun Streak by Newport News Swimsuit Bottoms (view 1)Price Drop
    View Product: Sun Streak by Newport News Swimsuit Bottoms

    Sun Streak by Newport News

    Swimsuit Bottoms
    Size 12
    $11.99 $6.59 45% off with code HOTDEAL
    42% off estimated retail
    ASOS Swimsuit Bottoms (view 2)ASOS Swimsuit Bottoms (view 1)Price Drop
    View Product: ASOS Swimsuit Bottoms

    ASOS

    Swimsuit Bottoms
    Size 6
    $11.99 $6.59 45% off with code HOTDEAL
    68% off estimated retail
    Collusion Swimsuit Top (view 2)Collusion Swimsuit Top (view 1)Price Drop
    View Product: Collusion Swimsuit Top

    Collusion

    Swimsuit Top
    Size 6
    $10.99 $6.59 40% off with code HOTDEAL
    60% off estimated retail
    Shein Swimsuit Top (view 2)Shein Swimsuit Top (view 1)Price Drop
    View Product: Shein Swimsuit Top

    Shein

    Swimsuit Top
    Size 6
    $11.24 $6.74 40% off with code HOTDEAL
    43% off estimated retail
    Shan Swimsuit Top (view 2)Shan Swimsuit Top (view 1)Price Drop
    View Product: Shan Swimsuit Top

    Shan

    Swimsuit Top
    Size 6
    $20.24 $12.14 40% off with code HOTDEAL
    87% 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 6
    $8.24 $4.94 40% off with code HOTDEAL
    70% off estimated retail
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