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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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20 items
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    Miraclesuit Swimsuit Top (view 2)Miraclesuit Swimsuit Top (view 1)
    View Product: Miraclesuit Swimsuit Top

    Miraclesuit

    Swimsuit Top
    Size 16
    $25.99
    65% off estimated retail
    Lands' End One Piece Swimsuit (view 2)Lands' End One Piece Swimsuit (view 1)
    View Product: Lands' End One Piece Swimsuit

    Lands' End

    One Piece Swimsuit
    Size 16
    $27.99
    70% off estimated retail
    Juicy Couture Swimsuit Bottoms (view 2)Juicy Couture Swimsuit Bottoms (view 1)
    View Product: Juicy Couture Swimsuit Bottoms

    Juicy Couture

    Swimsuit Bottoms
    Size 16
    $41.99
    65% off estimated retail
    Swimsuits for all One Piece Swimsuit (view 2)Swimsuits for all One Piece Swimsuit (view 1)
    View Product: Swimsuits for all One Piece Swimsuit

    Swimsuits for all

    One Piece Swimsuit
    Size 16
    $22.99
    59% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Lands' End One Piece Swimsuit (view 2)Lands' End One Piece Swimsuit (view 1)
    View Product: Lands' End One Piece Swimsuit

    Lands' End

    One Piece Swimsuit
    Size 16
    $31.99
    66% off estimated retail
    Unbranded Swimsuit Top (view 2)Unbranded Swimsuit Top (view 1)
    View Product: Unbranded Swimsuit Top

    Unbranded

    Swimsuit Top
    Size 16
    $13.99
    44% off estimated retail
    Lands' End Swimsuit Top (view 2)Lands' End Swimsuit Top (view 1)
    View Product: Lands' End Swimsuit Top

    Lands' End

    Swimsuit Top
    Size 16 Plus
    $26.99
    57% off estimated retail
    ELOQUII Swimsuit Top (view 2)ELOQUII Swimsuit Top (view 1)New With Tags
    View Product: ELOQUII Swimsuit Top

    ELOQUII

    Swimsuit Top
    Size 16 Plus
    $19.99 $10.99 45% off with code THANKU
    60% off estimated retail
    Swimsuits for all Swimsuit Bottoms (view 2)Swimsuits for all Swimsuit Bottoms (view 1)
    View Product: Swimsuits for all Swimsuit Bottoms

    Swimsuits for all

    Swimsuit Bottoms
    Size 16
    $12.99 $8.44 35% off with code THANKU
    65% off estimated retail
    GabiFresh x Swimsuits For All Swimsuit Bottoms (view 2)GabiFresh x Swimsuits For All Swimsuit Bottoms (view 1)
    View Product: GabiFresh x Swimsuits For All Swimsuit Bottoms

    GabiFresh x Swimsuits For All

    Swimsuit Bottoms
    Size 16
    $28.99 $15.94 45% off with code THANKU
    71% off estimated retail
    Lands' End Swimsuit Bottoms (view 2)Lands' End Swimsuit Bottoms (view 1)
    View Product: Lands' End Swimsuit Bottoms

    Lands' End

    Swimsuit Bottoms
    Size 16
    $21.99 $11.00 50% off with code THANKU
    65% off estimated retail
    Jantzen Swimsuit Bottoms (view 2)Jantzen Swimsuit Bottoms (view 1)
    View Product: Jantzen Swimsuit Bottoms

    Jantzen

    Swimsuit Bottoms
    Size 16
    $16.99 $11.04 35% off with code THANKU
    55% off estimated retail
    Lands' End Swimsuit Bottoms (view 2)Lands' End Swimsuit Bottoms (view 1)
    View Product: Lands' End Swimsuit Bottoms

    Lands' End

    Swimsuit Bottoms
    Size 16 Plus
    $7.99 $6.39 20% off with code THANKU
    87% off estimated retail
    Lands' End One Piece Swimsuit (view 2)Lands' End One Piece Swimsuit (view 1)Price Drop
    View Product: Lands' End One Piece Swimsuit

    Lands' End

    One Piece Swimsuit
    Size 16
    $24.99 $11.25 55% off with code THANKU
    73% off estimated retail
    Old Navy Swimsuit Bottoms (view 2)Old Navy Swimsuit Bottoms (view 1)Price Drop
    View Product: Old Navy Swimsuit Bottoms

    Old Navy

    Swimsuit Bottoms
    Size 28 Plus
    $12.99 $8.44 35% off with code THANKU
    48% off estimated retail
    Mazu Swim Swimsuit Top (view 2)Mazu Swim Swimsuit Top (view 1)Price Drop
    View Product: Mazu Swim Swimsuit Top

    Mazu Swim

    Swimsuit Top
    Size 16
    $15.99 $9.59 40% off with code THANKU
    68% 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 16
    $11.99 $6.59 45% off with code THANKU
    81% off estimated retail
    Tropical Escape Swimsuit Bottoms (view 2)Tropical Escape Swimsuit Bottoms (view 1)Price Drop
    View Product: Tropical Escape Swimsuit Bottoms

    Tropical Escape

    Swimsuit Bottoms
    Size 16
    $8.99 $7.19 20% off with code THANKU
    76% off estimated retail
    Rose Gal Swimsuit Bottoms (view 2)Rose Gal Swimsuit Bottoms (view 1)Price Drop
    View Product: Rose Gal Swimsuit Bottoms

    Rose Gal

    Swimsuit Bottoms
    Size 16
    $8.99 $7.19 20% off with code THANKU
    64% off estimated retail
    Alex Marie Swimsuit Bottoms (view 2)Alex Marie Swimsuit Bottoms (view 1)Price Drop
    View Product: Alex Marie Swimsuit Bottoms

    Alex Marie

    Swimsuit Bottoms
    Size 16
    $9.99 $7.99 20% off with code THANKU
    73% off estimated retail
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