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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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30 items
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    Longitude One Piece Swimsuit (view 2)Longitude One Piece Swimsuit (view 1)
    View Product: Longitude One Piece Swimsuit

    Longitude

    One Piece Swimsuit
    Size 20 Plus
    $54.99
    27% off estimated retail
    Anne Cole One Piece Swimsuit (view 2)Anne Cole One Piece Swimsuit (view 1)
    View Product: Anne Cole One Piece Swimsuit

    Anne Cole

    One Piece Swimsuit
    Size 14
    $59.99
    68% off estimated retail
    VETCHY One Piece Swimsuit (view 2)VETCHY One Piece Swimsuit (view 1)
    View Product: VETCHY One Piece Swimsuit

    VETCHY

    One Piece Swimsuit
    Size XL
    $52.99
    65% 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 14
    $55.99
    47% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Magicsuit One Piece Swimsuit (view 2)Magicsuit One Piece Swimsuit (view 1)
    View Product: Magicsuit One Piece Swimsuit

    Magicsuit

    One Piece Swimsuit
    Size 16
    $52.99
    53% off estimated retail
    Miraclesuit One Piece Swimsuit (view 2)Miraclesuit One Piece Swimsuit (view 1)New With Tags
    View Product: Miraclesuit One Piece Swimsuit

    Miraclesuit

    One Piece Swimsuit
    Size 14
    $84.99
    48% off estimated retail
    Juno Active One Piece Swimsuit (view 2)Juno Active One Piece Swimsuit (view 1)New With Tags
    View Product: Juno Active One Piece Swimsuit

    Juno Active

    One Piece Swimsuit
    Size 3X Plus
    $62.99
    52% off estimated retail
    Classics by Jantzen One Piece Swimsuit (view 2)Classics by Jantzen One Piece Swimsuit (view 1)
    View Product: Classics by Jantzen One Piece Swimsuit

    Classics by Jantzen

    One Piece Swimsuit
    Size 14
    $59.99
    47% off estimated retail
    Torrid Swimsuit Top (view 2)Torrid Swimsuit Top (view 1)New With Tags
    View Product: Torrid Swimsuit Top

    Torrid

    Swimsuit Top
    Size 2X Plus
    $52.99 $42.39 20% off with code SHINE
    51% 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 14
    $56.99 $45.59 20% off with code SHINE
    46% off estimated retail
    Jimmy Choo Swimsuit Top (view 2)Jimmy Choo Swimsuit Top (view 1)New With Tags
    View Product: Jimmy Choo Swimsuit Top

    Jimmy Choo

    Swimsuit Top
    Size 14
    $116.99 $93.59 20% off with code SHINE
    70% off estimated retail
    La Blanca One Piece Swimsuit (view 2)La Blanca One Piece Swimsuit (view 1)New With Tags
    View Product: La Blanca One Piece Swimsuit

    La Blanca

    One Piece Swimsuit
    Size 16
    $56.99 $45.59 20% off with code SHINE
    53% off estimated retail
    Pink Desert One Piece Swimsuit (view 2)Pink Desert One Piece Swimsuit (view 1)
    View Product: Pink Desert One Piece Swimsuit

    Pink Desert

    One Piece Swimsuit
    Size XXL
    $57.99 $46.39 20% off with code SHINE
    55% off estimated retail
    Cabana Life X Talbots Swimsuit Cover Up (view 2)Cabana Life X Talbots Swimsuit Cover Up (view 1)
    View Product: Cabana Life X Talbots Swimsuit Cover Up

    Cabana Life X Talbots

    Swimsuit Cover Up
    Size XL
    $60.99 $48.79 20% off with code SHINE
    60% off estimated retail
    WeWoreWhat One Piece Swimsuit (view 2)WeWoreWhat One Piece Swimsuit (view 1)New With Tags
    View Product: WeWoreWhat One Piece Swimsuit

    WeWoreWhat

    One Piece Swimsuit
    Size XL
    $54.99 $43.99 20% off with code SHINE
    71% off estimated retail
    Athleta One Piece Swimsuit (view 2)Athleta One Piece Swimsuit (view 1)
    View Product: Athleta One Piece Swimsuit

    Athleta

    One Piece Swimsuit
    Size XL Tall
    $56.99 $25.65 55% off with code SHINE
    41% off estimated retail
    Anne Cole One Piece Swimsuit (view 2)Anne Cole One Piece Swimsuit (view 1)
    View Product: Anne Cole One Piece Swimsuit

    Anne Cole

    One Piece Swimsuit
    Size 16
    $54.99 $43.99 20% off with code SHINE
    27% 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 14
    $53.99 $43.19 20% off with code SHINE
    49% off estimated retail
    Seafolly One Piece Swimsuit (view 2)Seafolly One Piece Swimsuit (view 1)
    View Product: Seafolly One Piece Swimsuit

    Seafolly

    One Piece Swimsuit
    Size 16
    $85.99 $68.79 20% off with code SHINE
    50% off estimated retail
    SKIMS Swimsuit Top (view 2)SKIMS Swimsuit Top (view 1)New With Tags
    View Product: SKIMS Swimsuit Top

    SKIMS

    Swimsuit Top
    Size 3X Plus
    $61.99 $40.29 35% off with code SHINE
    55% off estimated retail
    Trina Turk One Piece Swimsuit (view 2)Trina Turk One Piece Swimsuit (view 1)
    View Product: Trina Turk One Piece Swimsuit

    Trina Turk

    One Piece Swimsuit
    Size 14
    $100.99 $80.79 20% off with code SHINE
    31% off estimated retail
    Magicsuit One Piece Swimsuit (view 2)Magicsuit One Piece Swimsuit (view 1)New With Tags
    View Product: Magicsuit One Piece Swimsuit

    Magicsuit

    One Piece Swimsuit
    Size 22 Plus
    $85.99 $68.79 20% off with code SHINE
    25% off estimated retail
    Carmen Marc Valvo Swimwear One Piece Swimsuit (view 2)Carmen Marc Valvo Swimwear One Piece Swimsuit (view 1)
    View Product: Carmen Marc Valvo Swimwear One Piece Swimsuit

    Carmen Marc Valvo Swimwear

    One Piece Swimsuit
    Size 14
    $109.99 $87.99 20% off with code SHINE
    21% off estimated retail
    Karla Colletto One Piece Swimsuit (view 2)Karla Colletto One Piece Swimsuit (view 1)
    View Product: Karla Colletto One Piece Swimsuit

    Karla Colletto

    One Piece Swimsuit
    Size 16
    $88.99 $57.84 35% off with code SHINE
    72% off estimated retail
    Profile Swimsuit Top (view 2)Profile Swimsuit Top (view 1)
    View Product: Profile Swimsuit Top

    Profile

    Swimsuit Top
    Size XL
    $56.99 $45.59 20% off with code SHINE
    58% off estimated retail
    Good American One Piece Swimsuit (view 2)Good American One Piece Swimsuit (view 1)
    View Product: Good American One Piece Swimsuit

    Good American

    One Piece Swimsuit
    Size 3X Plus
    $61.99 $31.00 50% off with code SHINE
    69% off estimated retail
    Lands' End Swimsuit Top (view 2)Lands' End Swimsuit Top (view 1)Price Drop
    View Product: Lands' End Swimsuit Top

    Lands' End

    Swimsuit Top
    Size 14
    $61.99 $27.90 55% off with code SHINE
    $64
    Calvin Klein One Piece Swimsuit (view 2)Calvin Klein One Piece Swimsuit (view 1)New With Tags
    View Product: Calvin Klein One Piece Swimsuit

    Calvin Klein

    One Piece Swimsuit
    Size 16
    $97.99 $44.10 55% off with code SHINE
    28% off estimated retail
    Anna Cate Swimsuit Bottoms (view 2)Anna Cate Swimsuit Bottoms (view 1)Price Drop
    View Product: Anna Cate Swimsuit Bottoms

    Anna Cate

    Swimsuit Bottoms
    Size XL
    $53.99 $35.09 35% off with code SHINE
    76% off estimated retail
    Decree One Piece Swimsuit (view 2)Decree One Piece Swimsuit (view 1)New With Tags
    View Product: Decree One Piece Swimsuit

    Decree

    One Piece Swimsuit
    Size XXL
    $104.99 $78.74 25% off with code SHINE
    79% off estimated retail
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