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.

604 items
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    Torrid Swimsuit Cover Up (view 2)Torrid Swimsuit Cover Up (view 1)
    View Product: Torrid Swimsuit Cover Up

    Torrid

    Swimsuit Cover Up
    Size 3X Plus
    $27.99
    63% 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 20 Plus
    $22.99
    59% off estimated retail
    Old Navy Swimsuit Bottoms (view 2)Old Navy Swimsuit Bottoms (view 1)
    View Product: Old Navy Swimsuit Bottoms

    Old Navy

    Swimsuit Bottoms
    Size 3X Plus
    $14.99
    40% off estimated retail
    Old Navy Swimsuit Bottoms (view 2)Old Navy Swimsuit Bottoms (view 1)
    View Product: Old Navy Swimsuit Bottoms

    Old Navy

    Swimsuit Bottoms
    Size 3X Plus
    $11.99
    52% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Old Navy Swimsuit Bottoms (view 2)Old Navy Swimsuit Bottoms (view 1)
    View Product: Old Navy Swimsuit Bottoms

    Old Navy

    Swimsuit Bottoms
    Size 3X Plus
    $11.99
    52% off estimated retail
    Old Navy One Piece Swimsuit (view 2)Old Navy One Piece Swimsuit (view 1)
    View Product: Old Navy One Piece Swimsuit

    Old Navy

    One Piece Swimsuit
    Size 3X Plus
    $27.99
    37% off estimated retail
    Old Navy One Piece Swimsuit (view 2)Old Navy One Piece Swimsuit (view 1)New With Tags
    View Product: Old Navy One Piece Swimsuit

    Old Navy

    One Piece Swimsuit
    Size 3X Plus
    $30.99
    31% off estimated retail
    Old Navy Swimsuit Bottoms (view 2)Old Navy Swimsuit Bottoms (view 1)
    View Product: Old Navy Swimsuit Bottoms

    Old Navy

    Swimsuit Bottoms
    Size 3X Plus
    $14.99
    40% off estimated retail
    Old Navy Swimsuit Top (view 2)Old Navy Swimsuit Top (view 1)
    View Product: Old Navy Swimsuit Top

    Old Navy

    Swimsuit Top
    Size 3X Plus
    $15.99
    36% off estimated retail
    City Chic One Piece Swimsuit (view 2)City Chic One Piece Swimsuit (view 1)
    View Product: City Chic One Piece Swimsuit

    City Chic

    One Piece Swimsuit
    Size 20 Plus
    $34.99
    63% off estimated retail
    Empetua Swimsuit Bottoms (view 2)Empetua Swimsuit Bottoms (view 1)
    View Product: Empetua Swimsuit Bottoms

    Empetua

    Swimsuit Bottoms
    Size 3X Plus
    $34.99
    53% off estimated retail
    Assorted Brands Swimsuit Top (view 2)Assorted Brands Swimsuit Top (view 1)
    View Product: Assorted Brands Swimsuit Top

    Assorted Brands

    Swimsuit Top
    Size 3X Plus
    $16.99
    32% off estimated retail
    Terra & Sky Swimsuit Bottoms (view 2)Terra & Sky Swimsuit Bottoms (view 1)
    View Product: Terra & Sky Swimsuit Bottoms

    Terra & Sky

    Swimsuit Bottoms
    Size 3X Plus
    $9.99
    23% off estimated retail
    24th & Ocean Swimsuit Top (view 2)24th & Ocean Swimsuit Top (view 1)
    View Product: 24th & Ocean Swimsuit Top

    24th & Ocean

    Swimsuit Top
    Size 20 Plus
    $14.99
    40% off estimated retail
    Swim by Cacique Swimsuit Top (view 2)Swim by Cacique Swimsuit Top (view 1)
    View Product: Swim by Cacique Swimsuit Top

    Swim by Cacique

    Swimsuit Top
    Size 20 Plus
    $21.99
    56% off estimated retail
    City Chic Swimsuit Cover Up (view 2)City Chic Swimsuit Cover Up (view 1)New With Tags
    View Product: City Chic Swimsuit Cover Up

    City Chic

    Swimsuit Cover Up
    Size 20 Plus
    $22.99
    72% off estimated retail
    Unbranded Board Shorts (view 2)Unbranded Board Shorts (view 1)
    View Product: Unbranded Board Shorts

    Unbranded

    Board Shorts
    Size 3X Plus
    $9.99
    60% off estimated retail
    Septangle Swimsuit Bottoms (view 2)Septangle Swimsuit Bottoms (view 1)
    View Product: Septangle Swimsuit Bottoms

    Septangle

    Swimsuit Bottoms
    Size 20 Plus
    $10.99
    31% off estimated retail
    Septangle Swimsuit Top (view 2)Septangle Swimsuit Top (view 1)New With Tags
    View Product: Septangle Swimsuit Top

    Septangle

    Swimsuit Top
    Size 20 Plus
    $12.99
    18% off estimated retail
    Septangle Swimsuit Top (view 2)Septangle Swimsuit Top (view 1)
    View Product: Septangle Swimsuit Top

    Septangle

    Swimsuit Top
    Size 20 Plus
    $9.99
    37% off estimated retail
    Unbranded Swimsuit Top (view 2)Unbranded Swimsuit Top (view 1)
    View Product: Unbranded Swimsuit Top

    Unbranded

    Swimsuit Top
    Size 20 Plus
    $13.99
    44% 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 20 Plus
    $19.99
    47% off estimated retail
    Miraclesuit One Piece Swimsuit (view 2)Miraclesuit One Piece Swimsuit (view 1)
    View Product: Miraclesuit One Piece Swimsuit

    Miraclesuit

    One Piece Swimsuit
    Size 20 Plus
    $41.99
    63% off estimated retail
    Swim by Cacique Swimsuit Bottoms (view 2)Swim by Cacique Swimsuit Bottoms (view 1)
    View Product: Swim by Cacique Swimsuit Bottoms

    Swim by Cacique

    Swimsuit Bottoms
    Size 20 Plus
    $19.99
    60% off estimated retail
    Cupshe Swimsuit Top (view 2)Cupshe Swimsuit Top (view 1)
    View Product: Cupshe Swimsuit Top

    Cupshe

    Swimsuit Top
    Size 20 Plus
    $11.99
    36% off estimated retail
    SWIM 365 Swimsuit Cover Up (view 2)SWIM 365 Swimsuit Cover Up (view 1)
    View Product: SWIM 365 Swimsuit Cover Up

    SWIM 365

    Swimsuit Cover Up
    Size 20 Plus
    $11.99
    36% off estimated retail
    White Stag Swimsuit Top (view 2)White Stag Swimsuit Top (view 1)
    View Product: White Stag Swimsuit Top

    White Stag

    Swimsuit Top
    Size 3X Plus
    $8.99
    30% off estimated retail
    Shein Swimsuit Top (view 2)Shein Swimsuit Top (view 1)
    View Product: Shein Swimsuit Top

    Shein

    Swimsuit Top
    Size 3X Plus
    $10.99
    54% off estimated retail
    Septangle Swimsuit Top (view 2)Septangle Swimsuit Top (view 1)
    View Product: Septangle Swimsuit Top

    Septangle

    Swimsuit Top
    Size 20 Plus
    $11.99
    25% off estimated retail
    Fashion Nova One Piece Swimsuit (view 2)Fashion Nova One Piece Swimsuit (view 1)
    View Product: Fashion Nova One Piece Swimsuit

    Fashion Nova

    One Piece Swimsuit
    Size 3X Plus
    $11.99
    36% 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 20 Plus
    $26.99
    57% off estimated retail
    Unbranded Swimsuit Top (view 2)Unbranded Swimsuit Top (view 1)
    View Product: Unbranded Swimsuit Top

    Unbranded

    Swimsuit Top
    Size 3X Plus
    $14.99
    40% off estimated retail
    Shein Curve One Piece Swimsuit (view 2)Shein Curve One Piece Swimsuit (view 1)
    View Product: Shein Curve One Piece Swimsuit

    Shein Curve

    One Piece Swimsuit
    Size 3X Plus
    $16.99
    29% off estimated retail
    Lands' End Swimsuit Top (view 2)Lands' End Swimsuit Top (view 1)New With Tags
    View Product: Lands' End Swimsuit Top

    Lands' End

    Swimsuit Top
    Size 20 Plus
    $24.99
    60% off estimated retail
    Unbranded Two Piece Swimsuit (view 2)Unbranded Two Piece Swimsuit (view 1)
    View Product: Unbranded Two Piece Swimsuit

    Unbranded

    Two Piece Swimsuit
    Size 3X Plus
    $16.99
    55% off estimated retail
    Torrid One Piece Swimsuit (view 2)Torrid One Piece Swimsuit (view 1)
    View Product: Torrid One Piece Swimsuit

    Torrid

    One Piece Swimsuit
    Size 3X Plus
    $31.99
    57% off estimated retail
    Fashion Nova One Piece Swimsuit (view 2)Fashion Nova One Piece Swimsuit (view 1)
    View Product: Fashion Nova One Piece Swimsuit

    Fashion Nova

    One Piece Swimsuit
    Size 3X Plus
    $9.99
    47% off estimated retail
    Gottex One Piece Swimsuit (view 2)Gottex One Piece Swimsuit (view 1)
    View Product: Gottex One Piece Swimsuit

    Gottex

    One Piece Swimsuit
    Size 20 Plus
    $32.99
    71% off estimated retail
    FASHION TO FIGURE Swimsuit Bottoms (view 2)FASHION TO FIGURE Swimsuit Bottoms (view 1)
    View Product: FASHION TO FIGURE Swimsuit Bottoms

    FASHION TO FIGURE

    Swimsuit Bottoms
    Size 3X Plus
    $11.99
    52% off estimated retail
    Assorted Brands Swimsuit Bottoms (view 2)Assorted Brands Swimsuit Bottoms (view 1)
    View Product: Assorted Brands Swimsuit Bottoms

    Assorted Brands

    Swimsuit Bottoms
    Size 3X Plus
    $10.99
    56% off estimated retail
    Assorted Brands Swimsuit Top (view 2)Assorted Brands Swimsuit Top (view 1)
    View Product: Assorted Brands Swimsuit Top

    Assorted Brands

    Swimsuit Top
    Size 3X Plus
    $12.99
    48% off estimated retail
    Assorted Brands Swimsuit Top (view 2)Assorted Brands Swimsuit Top (view 1)New With Tags
    View Product: Assorted Brands Swimsuit Top

    Assorted Brands

    Swimsuit Top
    Size 3X Plus
    $11.99
    52% 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 20 Plus
    $15.99
    57% off estimated retail
    Swimsuits for all Rash Guard (view 2)Swimsuits for all Rash Guard (view 1)
    View Product: Swimsuits for all Rash Guard
    Size 20 Plus
    $19.99
    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
    $10.99
    56% off estimated retail
    Unbranded Swimsuit Bottoms (view 2)Unbranded Swimsuit Bottoms (view 1)
    View Product: Unbranded Swimsuit Bottoms

    Unbranded

    Swimsuit Bottoms
    Size 3X Plus
    $11.99
    52% off estimated retail
    J.Crew One Piece Swimsuit (view 2)J.Crew One Piece Swimsuit (view 1)
    View Product: J.Crew One Piece Swimsuit

    J.Crew

    One Piece Swimsuit
    Size 20 Plus
    $36.99
    71% off estimated retail
    Unbranded Swimsuit Bottoms (view 2)Unbranded Swimsuit Bottoms (view 1)
    View Product: Unbranded Swimsuit Bottoms

    Unbranded

    Swimsuit Bottoms
    Size 20 Plus
    $10.99
    56% off estimated retail
    Lands' End Swimsuit Bottoms (view 2)Lands' End Swimsuit Bottoms (view 1)New With Tags
    View Product: Lands' End Swimsuit Bottoms

    Lands' End

    Swimsuit Bottoms
    Size 20 Plus
    $24.99
    60% off estimated retail
    Hanna Nikole Swimsuit Top (view 2)Hanna Nikole Swimsuit Top (view 1)
    View Product: Hanna Nikole Swimsuit Top

    Hanna Nikole

    Swimsuit Top
    Size 20 Plus
    $13.99
    12% off estimated retail
    Swimsuits for all Swimsuit Top (view 2)Swimsuits for all Swimsuit Top (view 1)
    View Product: Swimsuits for all Swimsuit Top

    Swimsuits for all

    Swimsuit Top
    Size 20 Plus
    $18.99
    50% off estimated retail
    Swimsuits for all Swimsuit Top (view 2)Swimsuits for all Swimsuit Top (view 1)
    View Product: Swimsuits for all Swimsuit Top

    Swimsuits for all

    Swimsuit Top
    Size 20 Plus
    $19.99
    47% off estimated retail
    Unbranded Swimsuit Top (view 2)Unbranded Swimsuit Top (view 1)
    View Product: Unbranded Swimsuit Top

    Unbranded

    Swimsuit Top
    Size 3X Plus
    $12.99
    48% off estimated retail
    Unbranded Swimsuit Top (view 2)Unbranded Swimsuit Top (view 1)
    View Product: Unbranded Swimsuit Top

    Unbranded

    Swimsuit Top
    Size 20 Plus
    $11.99
    52% 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
    $20.99
    44% off estimated retail
    Old Navy One Piece Swimsuit (view 2)Old Navy One Piece Swimsuit (view 1)
    View Product: Old Navy One Piece Swimsuit

    Old Navy

    One Piece Swimsuit
    Size 3X Plus
    $37.99
    15% 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 20 Plus
    $14.99
    60% off estimated retail
    Torrid Swimsuit Bottoms (view 2)Torrid Swimsuit Bottoms (view 1)
    View Product: Torrid Swimsuit Bottoms

    Torrid

    Swimsuit Bottoms
    Size 3X Plus
    $25.99
    49% off estimated retail
    D&Co. Swimsuit Top (view 2)D&Co. Swimsuit Top (view 1)
    View Product: D&Co. Swimsuit Top

    D&Co.

    Swimsuit Top
    Size 20 Plus
    $12.99 $13
    Tropical Escape Swimsuit Bottoms (view 2)Tropical Escape Swimsuit Bottoms (view 1)
    View Product: Tropical Escape Swimsuit Bottoms

    Tropical Escape

    Swimsuit Bottoms
    Size 3X Plus
    $18.99
    50% off estimated retail
    Dippin Daisy's Swimwear Swimsuit Top (view 2)Dippin Daisy's Swimwear Swimsuit Top (view 1)New With Tags
    View Product: Dippin Daisy's Swimwear Swimsuit Top
    Size 3X Plus
    $11.99
    52% off estimated retail
    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
    $31.99
    57% off estimated retail
    Miraclesuit Swimsuit Top (view 2)Miraclesuit Swimsuit Top (view 1)New With Tags
    View Product: Miraclesuit Swimsuit Top

    Miraclesuit

    Swimsuit Top
    Size 20 Plus
    $59.99
    53% off estimated retail
    Swimsuits for all Swimsuit Top (view 2)Swimsuits for all Swimsuit Top (view 1)
    View Product: Swimsuits for all Swimsuit Top

    Swimsuits for all

    Swimsuit Top
    Size 20 Plus
    $17.99
    52% 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 20 Plus
    $24.99
    60% off estimated retail
    Torrid Swimsuit Top (view 2)Torrid Swimsuit Top (view 1)
    View Product: Torrid Swimsuit Top

    Torrid

    Swimsuit Top
    Size 3X Plus
    $24.99
    51% off estimated retail
    Cocoship One Piece Swimsuit (view 2)Cocoship One Piece Swimsuit (view 1)
    View Product: Cocoship One Piece Swimsuit

    Cocoship

    One Piece Swimsuit
    Size 3X Plus
    $22.99
    20% off estimated retail
    Torrid Swimsuit Top (view 2)Torrid Swimsuit Top (view 1)
    View Product: Torrid Swimsuit Top

    Torrid

    Swimsuit Top
    Size 3X Plus
    $23.99
    52% off estimated retail
    Unbranded Swimsuit Cover Up (view 2)Unbranded Swimsuit Cover Up (view 1)
    View Product: Unbranded Swimsuit Cover Up

    Unbranded

    Swimsuit Cover Up
    Size 3X Plus
    $18.99
    50% off estimated retail
    Andie Swimsuit Top (view 2)Andie Swimsuit Top (view 1)New With Tags
    View Product: Andie Swimsuit Top

    Andie

    Swimsuit Top
    Size 3X Plus
    $29.99
    60% off estimated retail
    Bal Harbour Swimsuit Bottoms (view 2)Bal Harbour Swimsuit Bottoms (view 1)
    View Product: Bal Harbour Swimsuit Bottoms

    Bal Harbour

    Swimsuit Bottoms
    Size 3X Plus
    $14.99
    60% off estimated retail
    Assorted Brands Swimsuit Top (view 2)Assorted Brands Swimsuit Top (view 1)
    View Product: Assorted Brands Swimsuit Top

    Assorted Brands

    Swimsuit Top
    Size 20 Plus
    $16.99
    32% 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
    60% off estimated retail
    J.Crew Swimsuit Top (view 2)J.Crew Swimsuit Top (view 1)
    View Product: J.Crew Swimsuit Top

    J.Crew

    Swimsuit Top
    Size 3X Plus
    $18.99
    72% 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 20 Plus
    $24.99
    60% 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
    44% off estimated retail
    Draper James Swimsuit Bottoms (view 2)Draper James Swimsuit Bottoms (view 1)
    View Product: Draper James Swimsuit Bottoms

    Draper James

    Swimsuit Bottoms
    Size 20 Plus
    $27.99
    68% 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
    $17.99
    52% 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 20 Plus
    $27.99
    56% off estimated retail
    Time and Tru Swimsuit Top (view 2)Time and Tru Swimsuit Top (view 1)
    View Product: Time and Tru Swimsuit Top

    Time and Tru

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

    Shein

    Swimsuit Top
    Size 3X Plus
    $11.99
    25% off estimated retail
    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
    Assorted Brands Swimsuit Bottoms (view 2)Assorted Brands Swimsuit Bottoms (view 1)
    View Product: Assorted Brands Swimsuit Bottoms

    Assorted Brands

    Swimsuit Bottoms
    Size 3X Plus
    $16.99
    32% off estimated retail
    Unbranded Swimsuit Top (view 2)Unbranded Swimsuit Top (view 1)
    View Product: Unbranded Swimsuit Top

    Unbranded

    Swimsuit Top
    Size 3X Plus
    $12.99
    48% off estimated retail
    Assorted Brands Swimsuit Bottoms (view 2)Assorted Brands Swimsuit Bottoms (view 1)
    View Product: Assorted Brands Swimsuit Bottoms

    Assorted Brands

    Swimsuit Bottoms
    Size 3X Plus
    $11.99
    52% off estimated retail
    Panache Swimwear Swimsuit Bottoms (view 2)Panache Swimwear Swimsuit Bottoms (view 1)
    View Product: Panache Swimwear Swimsuit Bottoms

    Panache Swimwear

    Swimsuit Bottoms
    Size 3X Plus
    $23.99
    52% off estimated retail
    Beach House Swimsuit Top (view 2)Beach House Swimsuit Top (view 1)New With Tags
    View Product: Beach House Swimsuit Top

    Beach House

    Swimsuit Top
    Size 20 Plus
    $44.99
    43% off estimated retail
    Christina Swimsuit Cover Up (view 2)Christina Swimsuit Cover Up (view 1)
    View Product: Christina Swimsuit Cover Up

    Christina

    Swimsuit Cover Up
    Size 3X Plus
    $19.99
    58% 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
    Love My Curves One Piece Swimsuit (view 2)Love My Curves One Piece Swimsuit (view 1)
    View Product: Love My Curves One Piece Swimsuit

    Love My Curves

    One Piece Swimsuit
    Size 20 Plus
    $32.99
    65% off estimated retail
    Apt. 9 Swimsuit Top (view 2)Apt. 9 Swimsuit Top (view 1)
    View Product: Apt. 9 Swimsuit Top

    Apt. 9

    Swimsuit Top
    Size 3X Plus
    $19.99
    53% off estimated retail
    J.Crew One Piece Swimsuit (view 2)J.Crew One Piece Swimsuit (view 1)
    View Product: J.Crew One Piece Swimsuit

    J.Crew

    One Piece Swimsuit
    Size 20 Plus

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