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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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    Paradise Swimsuit Cover Up (view 2)Paradise Swimsuit Cover Up (view 1)New With Tags
    View Product: Paradise Swimsuit Cover Up

    Paradise

    Swimsuit Cover Up
    Size XS
    $14.99
    49% off estimated retail
    Ann Taylor LOFT Swimsuit Cover Up (view 2)Ann Taylor LOFT Swimsuit Cover Up (view 1)
    View Product: Ann Taylor LOFT Swimsuit Cover Up

    Ann Taylor LOFT

    Swimsuit Cover Up
    Size XS
    $18.99
    68% off estimated retail
    Lands' End Swimsuit Cover Up (view 2)Lands' End Swimsuit Cover Up (view 1)Flawed Gem
    View Product: Lands' End Swimsuit Cover Up

    Lands' End

    Swimsuit Cover Up
    Size XS
    $18.99
    85% off estimated retail
    Victoria's Secret Swimsuit Cover Up (view 2)Victoria's Secret Swimsuit Cover Up (view 1)
    View Product: Victoria's Secret Swimsuit Cover Up

    Victoria's Secret

    Swimsuit Cover Up
    Size XS
    $15.99
    66% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Lucky Brand Swimsuit Cover Up (view 2)Lucky Brand Swimsuit Cover Up (view 1)
    View Product: Lucky Brand Swimsuit Cover Up

    Lucky Brand

    Swimsuit Cover Up
    Size XS
    $30.99
    73% off estimated retail
    Sparrow Swimsuit Cover Up (view 2)Sparrow Swimsuit Cover Up (view 1)
    View Product: Sparrow Swimsuit Cover Up

    Sparrow

    Swimsuit Cover Up
    Size XS
    $18.99
    60% off estimated retail
    Fashion Nova Swimsuit Cover Up (view 2)Fashion Nova Swimsuit Cover Up (view 1)
    View Product: Fashion Nova Swimsuit Cover Up

    Fashion Nova

    Swimsuit Cover Up
    Size XS
    $9.99
    47% off estimated retail
    J.Crew Swimsuit Cover Up (view 2)J.Crew Swimsuit Cover Up (view 1)
    View Product: J.Crew Swimsuit Cover Up

    J.Crew

    Swimsuit Cover Up
    Size XS
    $24.99 $14.99 40% off with code THANKU
    72% off estimated retail
    Sundry Swimsuit Cover Up (view 2)Sundry Swimsuit Cover Up (view 1)
    View Product: Sundry Swimsuit Cover Up

    Sundry

    Swimsuit Cover Up
    Size XS
    $27.99 $19.59 30% off with code THANKU
    75% off estimated retail
    Roller Rabbit Swimsuit Cover Up (view 2)Roller Rabbit Swimsuit Cover Up (view 1)
    View Product: Roller Rabbit Swimsuit Cover Up

    Roller Rabbit

    Swimsuit Cover Up
    Size XXS
    $20.99 $14.69 30% off with code THANKU
    72% off estimated retail
    J.Crew Swimsuit Cover Up (view 2)J.Crew Swimsuit Cover Up (view 1)
    View Product: J.Crew Swimsuit Cover Up

    J.Crew

    Swimsuit Cover Up
    Size XXS
    $19.99 $12.99 35% off with code THANKU
    77% off estimated retail
    J.Crew Swimsuit Cover Up (view 2)J.Crew Swimsuit Cover Up (view 1)Flawed Gem
    View Product: J.Crew Swimsuit Cover Up

    J.Crew

    Swimsuit Cover Up
    Size XS
    $39.99 $21.99 45% off with code THANKU
    72% off estimated retail
    J.Crew Factory Store Swimsuit Cover Up (view 2)J.Crew Factory Store Swimsuit Cover Up (view 1)
    View Product: J.Crew Factory Store Swimsuit Cover Up

    J.Crew Factory Store

    Swimsuit Cover Up
    Size XS
    $21.99 $14.29 35% off with code THANKU
    66% 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 XS
    $14.99 $11.24 25% off with code THANKU
    60% off estimated retail
    Lucky Brand Swimsuit Cover Up (view 2)Lucky Brand Swimsuit Cover Up (view 1)
    View Product: Lucky Brand Swimsuit Cover Up

    Lucky Brand

    Swimsuit Cover Up
    Size XS
    $30.99 $20.14 35% off with code THANKU
    73% off estimated retail
    Aqua Swimsuit Cover Up (view 2)Aqua Swimsuit Cover Up (view 1)New With Tags
    View Product: Aqua Swimsuit Cover Up

    Aqua

    Swimsuit Cover Up
    Size 0
    $8.99 $7.19 20% off with code THANKU
    84% off estimated retail
    BCBGMAXAZRIA Swimsuit Cover Up (view 2)BCBGMAXAZRIA Swimsuit Cover Up (view 1)
    View Product: BCBGMAXAZRIA Swimsuit Cover Up

    BCBGMAXAZRIA

    Swimsuit Cover Up
    Size XS
    $30.99 $21.69 30% off with code THANKU
    84% off estimated retail
    Cupshe One Piece Swimsuit (view 2)Cupshe One Piece Swimsuit (view 1)
    View Product: Cupshe One Piece Swimsuit

    Cupshe

    One Piece Swimsuit
    Size XS
    $18.99 $11.39 40% off with code THANKU
    34% off estimated retail
    Walter Baker Swimsuit Cover Up (view 2)Walter Baker Swimsuit Cover Up (view 1)
    View Product: Walter Baker Swimsuit Cover Up

    Walter Baker

    Swimsuit Cover Up
    Size 0
    $55.99 $44.79 20% off with code THANKU
    67% off estimated retail
    Melissa Odabash Swimsuit Bottoms (view 2)Melissa Odabash Swimsuit Bottoms (view 1)New With Tags
    View Product: Melissa Odabash Swimsuit Bottoms

    Melissa Odabash

    Swimsuit Bottoms
    Size 2
    $23.99 $15.59 35% off with code THANKU
    79% off estimated retail
    D&Co. Swimsuit Cover Up (view 2)D&Co. Swimsuit Cover Up (view 1)
    View Product: D&Co. Swimsuit Cover Up

    D&Co.

    Swimsuit Cover Up
    Size XS
    $10.99 $8.79 20% off with code THANKU
    15% off estimated retail
    Gap Board Shorts (view 2)Gap Board Shorts (view 1)
    View Product: Gap Board Shorts

    Gap

    Board Shorts
    Size 00
    $10.99 $8.79 20% off with code THANKU
    71% off estimated retail
    90 Degree by Reflex Board Shorts (view 2)90 Degree by Reflex Board Shorts (view 1)
    View Product: 90 Degree by Reflex Board Shorts

    90 Degree by Reflex

    Board Shorts
    Size XS
    $5.99 $4.79 20% off with code THANKU
    84% off estimated retail
    Ro's Garden Swimsuit Cover Up (view 2)Ro's Garden Swimsuit Cover Up (view 1)New With Tags
    View Product: Ro's Garden Swimsuit Cover Up

    Ro's Garden

    Swimsuit Cover Up
    Size XS
    $99.99 $79.99 20% off with code THANKU
    53% off estimated retail
    Aeropostale Board Shorts (view 2)Aeropostale Board Shorts (view 1)
    View Product: Aeropostale Board Shorts

    Aeropostale

    Board Shorts
    Size XS
    $15.99 $12.79 20% off with code THANKU
    50% off estimated retail
    FP BEACH Swimsuit Cover Up (view 2)FP BEACH Swimsuit Cover Up (view 1)
    View Product: FP BEACH Swimsuit Cover Up

    FP BEACH

    Swimsuit Cover Up
    Size XS
    $21.99 $14.29 35% off with code THANKU
    61% off estimated retail
    Tory Burch Swimsuit Cover Up (view 2)Tory Burch Swimsuit Cover Up (view 1)
    View Product: Tory Burch Swimsuit Cover Up

    Tory Burch

    Swimsuit Cover Up
    Size 2
    $111.99 $89.59 20% off with code THANKU
    70% off estimated retail
    Intimately by Free People One Piece Swimsuit (view 2)Intimately by Free People One Piece Swimsuit (view 1)
    View Product: Intimately by Free People One Piece Swimsuit

    Intimately by Free People

    One Piece Swimsuit
    Size XS
    $20.99 $15.74 25% off with code THANKU
    56% off estimated retail
    Savannah Morrow Swimsuit Cover Up (view 2)Savannah Morrow Swimsuit Cover Up (view 1)
    View Product: Savannah Morrow Swimsuit Cover Up

    Savannah Morrow

    Swimsuit Cover Up
    Size XS
    $301.99 $241.59 20% off with code THANKU
    73% off estimated retail
    La Blanca Swimsuit Cover Up (view 2)La Blanca Swimsuit Cover Up (view 1)
    View Product: La Blanca Swimsuit Cover Up

    La Blanca

    Swimsuit Cover Up
    Size XS
    $23.99 $15.59 35% off with code THANKU
    57% off estimated retail
    FP BEACH Swimsuit Cover Up (view 2)FP BEACH Swimsuit Cover Up (view 1)
    View Product: FP BEACH Swimsuit Cover Up

    FP BEACH

    Swimsuit Cover Up
    Size XS
    $20.99 $13.64 35% off with code THANKU
    63% off estimated retail
    Talbots Swimsuit Cover Up (view 2)Talbots Swimsuit Cover Up (view 1)
    View Product: Talbots Swimsuit Cover Up

    Talbots

    Swimsuit Cover Up
    Size XS
    $21.99 $11.00 50% off with code THANKU
    78% off estimated retail
    I.AM.GIA One Piece Swimsuit (view 2)I.AM.GIA One Piece Swimsuit (view 1)
    View Product: I.AM.GIA One Piece Swimsuit

    I.AM.GIA

    One Piece Swimsuit
    Size XXS
    $23.99 $16.79 30% off with code THANKU
    68% off estimated retail
    Frankies Bikinis Swimsuit Cover Up (view 2)Frankies Bikinis Swimsuit Cover Up (view 1)Flawed Gem
    View Product: Frankies Bikinis Swimsuit Cover Up

    Frankies Bikinis

    Swimsuit Cover Up
    Size XS
    $28.99 $15.94 45% off with code THANKU
    74% off estimated retail
    Carole Hochman Board Shorts (view 2)Carole Hochman Board Shorts (view 1)
    View Product: Carole Hochman Board Shorts

    Carole Hochman

    Board Shorts
    Size XS
    $10.99 $8.79 20% off with code THANKU
    71% off estimated retail
    Uniqlo Swimsuit Cover Up (view 2)Uniqlo Swimsuit Cover Up (view 1)
    View Product: Uniqlo Swimsuit Cover Up

    Uniqlo

    Swimsuit Cover Up
    Size XS
    $17.99 $13.49 25% off with code THANKU
    52% off estimated retail
    Nimo with Love Swimsuit Cover Up (view 2)Nimo with Love Swimsuit Cover Up (view 1)
    View Product: Nimo with Love Swimsuit Cover Up

    Nimo with Love

    Swimsuit Cover Up
    Size XS
    $60.99 $39.64 35% off with code THANKU
    60% off estimated retail
    Lou & Grey Swimsuit Cover Up (view 2)Lou & Grey Swimsuit Cover Up (view 1)
    View Product: Lou & Grey Swimsuit Cover Up

    Lou & Grey

    Swimsuit Cover Up
    Size XS
    $25.99 $18.19 30% off with code THANKU
    54% off estimated retail
    Vineyard Vines Board Shorts (view 2)Vineyard Vines Board Shorts (view 1)
    View Product: Vineyard Vines Board Shorts

    Vineyard Vines

    Board Shorts
    Size XS
    $30.99 $20.14 35% off with code THANKU
    65% off estimated retail
    FP BEACH Swimsuit Top (view 2)FP BEACH Swimsuit Top (view 1)
    View Product: FP BEACH Swimsuit Top

    FP BEACH

    Swimsuit Top
    Size XS
    $11.99 $7.19 40% off with code THANKU
    68% off estimated retail
    Old Navy Board Shorts (view 2)Old Navy Board Shorts (view 1)
    View Product: Old Navy Board Shorts

    Old Navy

    Board Shorts
    Size 2
    $11.99 $8.39 30% off with code THANKU
    52% off estimated retail
    Mara Hoffman Swimsuit Bottoms (view 2)Mara Hoffman Swimsuit Bottoms (view 1)
    View Product: Mara Hoffman Swimsuit Bottoms

    Mara Hoffman

    Swimsuit Bottoms
    Size XS
    $32.99 $18.14 45% off with code THANKU
    70% off estimated retail
    American Eagle Outfitters Board Shorts (view 2)American Eagle Outfitters Board Shorts (view 1)
    View Product: American Eagle Outfitters Board Shorts

    American Eagle Outfitters

    Board Shorts
    Size 2
    $13.99 $7.69 45% off with code THANKU
    56% off estimated retail
    Undercover Swimsuit Cover Up (view 2)Undercover Swimsuit Cover Up (view 1)
    View Product: Undercover Swimsuit Cover Up

    Undercover

    Swimsuit Cover Up
    Size 00
    $50.99 $30.59 40% off with code THANKU
    77% 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 XS
    $10.99 $7.14 35% off with code THANKU
    56% off estimated retail
    Vineyard Vines Swimsuit Cover Up (view 2)Vineyard Vines Swimsuit Cover Up (view 1)
    View Product: Vineyard Vines Swimsuit Cover Up

    Vineyard Vines

    Swimsuit Cover Up
    Size XXS
    $46.99 $28.19 40% off with code THANKU
    64% off estimated retail
    Tanya Taylor Swimsuit Cover Up (view 2)Tanya Taylor Swimsuit Cover Up (view 1)Price Drop
    View Product: Tanya Taylor Swimsuit Cover Up

    Tanya Taylor

    Swimsuit Cover Up
    Size XS
    $86.99 $56.54 35% off with code THANKU
    74% off estimated retail
    Lilka Swimsuit Cover Up (view 2)Lilka Swimsuit Cover Up (view 1)Price Drop
    View Product: Lilka Swimsuit Cover Up

    Lilka

    Swimsuit Cover Up
    Size XS
    $13.99 $8.39 40% off with code THANKU
    75% off estimated retail
    Aqua Swimsuit Cover Up (view 2)Aqua Swimsuit Cover Up (view 1)
    View Product: Aqua Swimsuit Cover Up

    Aqua

    Swimsuit Cover Up
    Size XS
    $18.99 $12.34 35% off with code THANKU
    75% off estimated retail
    J.Crew Swimsuit Top (view 2)J.Crew Swimsuit Top (view 1)Price Drop
    View Product: J.Crew Swimsuit Top

    J.Crew

    Swimsuit Top
    Size XS
    $26.99 $16.19 40% off with code THANKU
    64% off estimated retail
    J.Crew Board Shorts (view 2)J.Crew Board Shorts (view 1)Price Drop
    View Product: J.Crew Board Shorts

    J.Crew

    Board Shorts
    Size 0
    $18.99 $10.44 45% off with code THANKU
    75% off estimated retail
    Speedo One Piece Swimsuit (view 2)Speedo One Piece Swimsuit (view 1)Price Drop
    View Product: Speedo One Piece Swimsuit

    Speedo

    One Piece Swimsuit
    Size XS
    $35.99 $18.00 50% off with code THANKU
    50% off estimated retail
    Aqua Swimsuit Cover Up (view 2)Aqua Swimsuit Cover Up (view 1)New With Tags
    View Product: Aqua Swimsuit Cover Up

    Aqua

    Swimsuit Cover Up
    Size 0
    $10.99 $8.79 20% off with code THANKU
    81% off estimated retail
    J.Crew Swimsuit Cover Up (view 2)J.Crew Swimsuit Cover Up (view 1)Price Drop
    View Product: J.Crew Swimsuit Cover Up

    J.Crew

    Swimsuit Cover Up
    Size XXS
    $24.99 $16.24 35% off with code THANKU
    74% off estimated retail
    Michael Stars Swimsuit Cover Up (view 2)Michael Stars Swimsuit Cover Up (view 1)Price Drop
    View Product: Michael Stars Swimsuit Cover Up

    Michael Stars

    Swimsuit Cover Up
    Size XS
    $36.99 $18.50 50% off with code THANKU
    72% off estimated retail
    Freya Swimsuit Top (view 2)Freya Swimsuit Top (view 1)Price Drop
    View Product: Freya Swimsuit Top

    Freya

    Swimsuit Top
    Size XS
    $13.99 $10.49 25% off with code THANKU
    72% off estimated retail
    Stella & Dot Swimsuit Cover Up (view 2)Stella & Dot Swimsuit Cover Up (view 1)Price Drop
    View Product: Stella & Dot Swimsuit Cover Up

    Stella & Dot

    Swimsuit Cover Up
    Size 0
    $32.99 $18.14 45% off with code THANKU
    56% off estimated retail
    BECCA® by Rebecca Virtue Swimsuit Bottoms (view 2)BECCA® by Rebecca Virtue Swimsuit Bottoms (view 1)Price Drop
    View Product: BECCA® by Rebecca Virtue Swimsuit Bottoms

    BECCA® by Rebecca Virtue

    Swimsuit Bottoms
    Size XS
    $13.99 $10.49 25% off with code THANKU
    78% off estimated retail
    Out From Under One Piece Swimsuit (view 2)Out From Under One Piece Swimsuit (view 1)Price Drop
    View Product: Out From Under One Piece Swimsuit

    Out From Under

    One Piece Swimsuit
    Size XS
    $11.99 $8.99 25% off with code THANKU
    78% off estimated retail
    Assorted Brands Swimsuit Cover Up (view 2)Assorted Brands Swimsuit Cover Up (view 1)Price Drop
    View Product: Assorted Brands Swimsuit Cover Up

    Assorted Brands

    Swimsuit Cover Up
    Size XXS
    $12.99 $9.74 25% off with code THANKU
    65% off estimated retail
    Victoria's Secret Swimsuit Top (view 2)Victoria's Secret Swimsuit Top (view 1)Price Drop
    View Product: Victoria's Secret Swimsuit Top

    Victoria's Secret

    Swimsuit Top
    Size XS
    $9.99 $7.99 20% off with code THANKU
    68% off estimated retail
    Ermanno Scervino Swimsuit Bottoms (view 2)Ermanno Scervino Swimsuit Bottoms (view 1)Price Drop
    View Product: Ermanno Scervino Swimsuit Bottoms

    Ermanno Scervino

    Swimsuit Bottoms
    Size XS
    $46.99 $28.19 40% off with code THANKU
    80% off estimated retail
    Lucky Brand One Piece Swimsuit (view 2)Lucky Brand One Piece Swimsuit (view 1)Price Drop
    View Product: Lucky Brand One Piece Swimsuit

    Lucky Brand

    One Piece Swimsuit
    Size XS
    $18.99 $14.24 25% off with code THANKU
    81% off estimated retail
    Victoria's Secret Swimsuit Top (view 2)Victoria's Secret Swimsuit Top (view 1)Price Drop
    View Product: Victoria's Secret Swimsuit Top

    Victoria's Secret

    Swimsuit Top
    Size XS
    $9.99 $7.99 20% off with code THANKU
    68% off estimated retail
    Shein One Piece Swimsuit (view 2)Shein One Piece Swimsuit (view 1)Price Drop
    View Product: Shein One Piece Swimsuit

    Shein

    One Piece Swimsuit
    Size XXS
    $9.99 $6.49 35% off with code THANKU
    58% off estimated retail
    Helen Jon Swimsuit Top (view 2)Helen Jon Swimsuit Top (view 1)Price Drop
    View Product: Helen Jon Swimsuit Top

    Helen Jon

    Swimsuit Top
    Size XS
    $8.99 $7.19 20% off with code THANKU
    88% off estimated retail
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