About
ThredUp LogoThredUp
Shop
SellCleanout animation
Beta
My ThredUp
Account
0
Check out

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.

IvoryRemove filter
29 items
Sort by:
    Unbranded Swimsuit Bottoms (view 2)Unbranded Swimsuit Bottoms (view 1)
    View Product: Unbranded Swimsuit Bottoms

    Unbranded

    Swimsuit Bottoms
    Size 3X Plus
    $10.99
    56% off estimated retail
    ASOS One Piece Swimsuit (view 2)ASOS One Piece Swimsuit (view 1)
    View Product: ASOS One Piece Swimsuit

    ASOS

    One Piece Swimsuit
    Size 22 Plus
    $20.99
    56% off estimated retail
    Catalina Swimsuit Top (view 2)Catalina Swimsuit Top (view 1)New With Tags
    View Product: Catalina Swimsuit Top

    Catalina

    Swimsuit Top
    Size 3X Plus
    $7.99
    38% off estimated retail
    Unbranded Swimsuit Top (view 2)Unbranded Swimsuit Top (view 1)
    View Product: Unbranded Swimsuit Top

    Unbranded

    Swimsuit Top
    Size 3X Plus
    $15.99
    36% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Leilani Swimsuit Top (view 2)Leilani Swimsuit Top (view 1)
    View Product: Leilani Swimsuit Top

    Leilani

    Swimsuit Top
    Size 22 Plus
    $19.99 $13.99 30% off with code THANKU
    37% off estimated retail
    Unbranded One Piece Swimsuit (view 2)Unbranded One Piece Swimsuit (view 1)
    View Product: Unbranded One Piece Swimsuit

    Unbranded

    One Piece Swimsuit
    Size 3X Plus
    $29.99 $17.99 40% off with code THANKU
    21% off estimated retail
    Nike Swimsuit Top (view 2)Nike Swimsuit Top (view 1)New With Tags
    View Product: Nike Swimsuit Top

    Nike

    Swimsuit Top
    Size 3X Plus
    $41.99 $27.29 35% off with code THANKU
    63% off estimated retail
    Unbranded Swimsuit Bottoms (view 2)Unbranded Swimsuit Bottoms (view 1)
    View Product: Unbranded Swimsuit Bottoms

    Unbranded

    Swimsuit Bottoms
    Size 3X Plus
    $8.99 $7.19 20% off with code THANKU
    64% off estimated retail
    Unbranded Swimsuit Top (view 2)Unbranded Swimsuit Top (view 1)
    View Product: Unbranded Swimsuit Top

    Unbranded

    Swimsuit Top
    Size 3X Plus
    $13.99 $9.09 35% off with code THANKU
    44% off estimated retail
    Leilani Swimsuit Top (view 2)Leilani Swimsuit Top (view 1)
    View Product: Leilani Swimsuit Top

    Leilani

    Swimsuit Top
    Size 22 Plus
    $17.99 $12.59 30% off with code THANKU
    43% off estimated retail
    Kona Sol Swimsuit Top (view 2)Kona Sol Swimsuit Top (view 1)
    View Product: Kona Sol Swimsuit Top

    Kona Sol

    Swimsuit Top
    Size 3X Plus
    $17.99 $11.69 35% off with code THANKU
    28% off estimated retail
    Shein One Piece Swimsuit (view 2)Shein One Piece Swimsuit (view 1)
    View Product: Shein One Piece Swimsuit

    Shein

    One Piece Swimsuit
    Size 3X Plus
    $13.99 $9.09 35% off with code THANKU
    41% off estimated retail
    Unbranded Swimsuit Top (view 2)Unbranded Swimsuit Top (view 1)
    View Product: Unbranded Swimsuit Top

    Unbranded

    Swimsuit Top
    Size 3X Plus
    $13.99 $8.39 40% off with code THANKU
    44% off estimated retail
    La Blanca Swimsuit Top (view 2)La Blanca Swimsuit Top (view 1)
    View Product: La Blanca Swimsuit Top

    La Blanca

    Swimsuit Top
    Size 22 Plus
    $16.99 $11.04 35% off with code THANKU
    55% off estimated retail
    Unbranded One Piece Swimsuit (view 2)Unbranded One Piece Swimsuit (view 1)
    View Product: Unbranded One Piece Swimsuit

    Unbranded

    One Piece Swimsuit
    Size 3X Plus
    $19.99 $10.99 45% off with code THANKU
    47% off estimated retail
    Shein Swimsuit Bottoms (view 2)Shein Swimsuit Bottoms (view 1)
    View Product: Shein Swimsuit Bottoms

    Shein

    Swimsuit Bottoms
    Size 3X Plus
    $8.99 $6.74 25% off with code THANKU
    43% off estimated retail
    Unbranded Swimsuit Bottoms (view 2)Unbranded Swimsuit Bottoms (view 1)
    View Product: Unbranded Swimsuit Bottoms

    Unbranded

    Swimsuit Bottoms
    Size 3X Plus
    $9.99 $6.99 30% off with code THANKU
    60% off estimated retail
    Unbranded Swimsuit Bottoms (view 2)Unbranded Swimsuit Bottoms (view 1)
    View Product: Unbranded Swimsuit Bottoms

    Unbranded

    Swimsuit Bottoms
    Size 3X Plus
    $5.99 $4.79 20% off with code THANKU
    76% off estimated retail
    Unbranded Swimsuit Top (view 2)Unbranded Swimsuit Top (view 1)
    View Product: Unbranded Swimsuit Top

    Unbranded

    Swimsuit Top
    Size 3X Plus
    $13.99 $8.39 40% off with code THANKU
    44% off estimated retail
    Boden One Piece Swimsuit (view 2)Boden One Piece Swimsuit (view 1)Price Drop
    View Product: Boden One Piece Swimsuit

    Boden

    One Piece Swimsuit
    Size 3X Plus
    $22.99 $16.09 30% off with code THANKU
    70% off estimated retail
    Kitty and Vibe Swimsuit Bottoms (view 2)Kitty and Vibe Swimsuit Bottoms (view 1)Price Drop
    View Product: Kitty and Vibe Swimsuit Bottoms

    Kitty and Vibe

    Swimsuit Bottoms
    Size 3X Plus
    $16.99 $11.89 30% off with code THANKU
    55% off estimated retail
    Unbranded One Piece Swimsuit (view 2)Unbranded One Piece Swimsuit (view 1)
    View Product: Unbranded One Piece Swimsuit

    Unbranded

    One Piece Swimsuit
    Size 3X Plus
    $14.99 $8.24 45% off with code THANKU
    60% off estimated retail
    Unbranded One Piece Swimsuit (view 2)Unbranded One Piece Swimsuit (view 1)
    View Product: Unbranded One Piece Swimsuit

    Unbranded

    One Piece Swimsuit
    Size 3X Plus
    $14.99 $8.24 45% off with code THANKU
    60% off estimated retail
    Unbranded Swimsuit Bottoms (view 2)Unbranded Swimsuit Bottoms (view 1)Price Drop
    View Product: Unbranded Swimsuit Bottoms

    Unbranded

    Swimsuit Bottoms
    Size 3X Plus
    $9.99 $6.99 30% off with code THANKU
    60% off estimated retail
    Catherine Malandrino One Piece Swimsuit (view 2)Catherine Malandrino One Piece Swimsuit (view 1)Price Drop
    View Product: Catherine Malandrino One Piece Swimsuit

    Catherine Malandrino

    One Piece Swimsuit
    Size 3X Plus
    $44.99 $24.74 45% off with code THANKU
    78% off estimated retail
    Boohoo Swimsuit Top (view 2)Boohoo Swimsuit Top (view 1)
    View Product: Boohoo Swimsuit Top

    Boohoo

    Swimsuit Top
    Size 22 Plus
    $11.99 $8.99 25% off with code THANKU
    62% off estimated retail
    Shein Swimsuit Bottoms (view 2)Shein Swimsuit Bottoms (view 1)Price Drop
    View Product: Shein Swimsuit Bottoms

    Shein

    Swimsuit Bottoms
    Size 3X Plus
    $9.99 $6.99 30% off with code THANKU
    37% off estimated retail
    Swim by Cacique Swimsuit Bottoms (view 2)Swim by Cacique Swimsuit Bottoms (view 1)Price Drop
    View Product: Swim by Cacique Swimsuit Bottoms

    Swim by Cacique

    Swimsuit Bottoms
    Size 22 Plus
    $10.99 $6.04 45% off with code THANKU
    78% off estimated retail
    Zelos Swimsuit Bottoms (view 2)Zelos Swimsuit Bottoms (view 1)Price Drop
    View Product: Zelos Swimsuit Bottoms

    Zelos

    Swimsuit Bottoms
    Size 3X Plus
    $8.99 $7.19 20% off with code THANKU
    76% off estimated retail
    Back
    1
    Next

    Loading...