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Whether you're going on vacation, heading to the beach for a day, or getting in some laps at the pool, you need a good swimsuit. Shop thredUP's selection of plus-size swimwear to find amazing items at up to 90% off estimated retail.

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14 items
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    Tropical Escape One Piece Swimsuit (view 2)Tropical Escape One Piece Swimsuit (view 1)
    View Product: Tropical Escape One Piece Swimsuit

    Tropical Escape

    One Piece Swimsuit
    Size 20 Plus
    $27.99 $19.59 30% off with code SHINE
    50% off estimated retail
    Ava & Viv Swimsuit Bottoms (view 2)Ava & Viv Swimsuit Bottoms (view 1)
    View Product: Ava & Viv Swimsuit Bottoms

    Ava & Viv

    Swimsuit Bottoms
    Size 20 Plus
    $17.99 $12.59 30% off with code SHINE
    28% off estimated retail
    Hapari Swimwear Rash Guard (view 2)Hapari Swimwear Rash Guard (view 1)
    View Product: Hapari Swimwear Rash Guard

    Hapari Swimwear

    Rash Guard
    Size 20 Plus
    $18.99 $13.29 30% off with code SHINE
    75% off estimated retail
    Elomi Swimsuit Top (view 2)Elomi Swimsuit Top (view 1)New With Tags
    View Product: Elomi Swimsuit Top

    Elomi

    Swimsuit Top
    Size 20 Plus
    $35.99 $25.19 30% off with code SHINE
    54% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    ZeroXposur Swimsuit Bottoms (view 2)ZeroXposur Swimsuit Bottoms (view 1)
    View Product: ZeroXposur Swimsuit Bottoms

    ZeroXposur

    Swimsuit Bottoms
    Size 20 Plus
    $17.99 $12.59 30% off with code SHINE
    71% off estimated retail
    Artesands Swimsuit Top (view 2)Artesands Swimsuit Top (view 1)
    View Product: Artesands Swimsuit Top

    Artesands

    Swimsuit Top
    Size 20 Plus
    $34.99 $24.49 30% off with code SHINE
    69% off estimated retail
    Pure Energy Swimsuit Bottoms (view 2)Pure Energy Swimsuit Bottoms (view 1)Price Drop
    View Product: Pure Energy Swimsuit Bottoms

    Pure Energy

    Swimsuit Bottoms
    Size 20 Plus
    $10.99 $7.69 30% off with code SHINE
    42% off estimated retail
    South Beach Swimsuit Bottoms (view 2)South Beach Swimsuit Bottoms (view 1)New With Tags
    View Product: South Beach Swimsuit Bottoms

    South Beach

    Swimsuit Bottoms
    Size 20 Plus
    $11.99 $8.39 30% off with code SHINE
    25% off estimated retail
    Maxine of Hollywood Swimsuit Bottoms (view 2)Maxine of Hollywood Swimsuit Bottoms (view 1)New With Tags
    View Product: Maxine of Hollywood Swimsuit Bottoms

    Maxine of Hollywood

    Swimsuit Bottoms
    Size 20 Plus
    $19.99 $13.99 30% off with code SHINE
    60% off estimated retail
    FULLFITALL Swimsuit Bottoms (view 2)FULLFITALL Swimsuit Bottoms (view 1)New With Tags
    View Product: FULLFITALL Swimsuit Bottoms

    FULLFITALL

    Swimsuit Bottoms
    Size 20 Plus
    $19.99 $13.99 30% off with code SHINE
    68% off estimated retail
    Shein Swimsuit Bottoms (view 2)Shein Swimsuit Bottoms (view 1)Price Drop
    View Product: Shein Swimsuit Bottoms

    Shein

    Swimsuit Bottoms
    Size 20 Plus
    $10.99 $7.69 30% off with code SHINE
    31% off estimated retail
    Shein Swimsuit Top (view 2)Shein Swimsuit Top (view 1)Price Drop
    View Product: Shein Swimsuit Top

    Shein

    Swimsuit Top
    Size 20 Plus
    $10.99 $7.69 30% off with code SHINE
    31% off estimated retail
    Unbranded Swimsuit Bottoms (view 2)Unbranded Swimsuit Bottoms (view 1)Price Drop
    View Product: Unbranded Swimsuit Bottoms

    Unbranded

    Swimsuit Bottoms
    Size 20 Plus
    $10.99 $7.69 30% off with code SHINE
    56% off estimated retail
    Unbranded Swimsuit Bottoms (view 2)Unbranded Swimsuit Bottoms (view 1)Price Drop
    View Product: Unbranded Swimsuit Bottoms

    Unbranded

    Swimsuit Bottoms
    Size 20 Plus
    $10.99 $7.69 30% off with code SHINE
    56% off estimated retail
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