thredUP LogothredUP | The Largest Online Consignment & Thrift StorethredUP
Magnifying glassZoom on item
HeartHeart icon
AccountLink to the thredUP account details
0
CartLink to your thredUP cart
Check out

Women's One Pieces

ChevronNavigation chevron icon

thredUP has like-new women’s one pieces at 90% off estimated retail prices from your favorite designers.

1,502 items·
Sort by:
Recently DiscountedChevronNavigation chevron icon
Filtering byWomen: swimwear one-pieces
    Speedo Size 14
    View Product: Speedo Size 14

    Speedo

    Size 14
    $35.99 $68

    $28.79 20% off with

    Juicy Couture Size Sm
    View Product: Juicy Couture Size Sm

    Juicy Couture

    Size Sm
    $43.99 $148

    $35.19 20% off with

    TYR Size XS
    Price Drop
    View Product: TYR Size XS

    TYR

    Size XS
    $16.99 $54

    $10.19 40% off with

    Unbranded Size Lg
    New with tags
    View Product: Unbranded Size Lg

    Unbranded

    Size Lg
    $18.99 $36

    $13.29 30% off with

    Calvin Klein Size 8
    Price Drop
    View Product: Calvin Klein Size 8

    Calvin Klein

    Size 8
    $41.99 $128

    $21.00 50% off with

    La Perla Size 32 eur
    New with tags
    View Product: La Perla Size 32 eur

    La Perla

    Size 32 eur
    $86.99 $238

    $69.59 20% off with

    La Perla Size 34 eur
    New with tags
    View Product: La Perla Size 34 eur

    La Perla

    Size 34 eur
    $88.99 $238

    $71.19 20% off with

    Tommy Hilfiger Size 6
    Price Drop
    View Product: Tommy Hilfiger Size 6

    Tommy Hilfiger

    Size 6
    $42.99 $102

    $25.79 40% off with

    DKNY Size 6
    New with tags
    View Product: DKNY Size 6

    DKNY

    Size 6
    $44.99 $179

    $35.99 20% off with

    Gideon Oberson Size 6
    View Product: Gideon Oberson Size 6

    Gideon Oberson

    Size 6
    $23.99 $89

    $16.79 30% off with

    Shoshanna Size 2
    View Product: Shoshanna Size 2

    Shoshanna

    Size 2
    $36.99 $165

    $29.59 20% off with

    Flynn Skye Size XS
    View Product: Flynn Skye Size XS

    Flynn Skye

    Size XS
    $33.99 $107

    $23.79 30% off with

    Dolfin Size 34 french
    Price Drop
    View Product: Dolfin Size 34 french

    Dolfin

    Size 34 french
    $15.99 $36

    $7.99 50% off with

    Carmen Marc Valvo Swimwear Size 12
    New with tags
    View Product: Carmen Marc Valvo Swimwear Size 12

    Carmen Marc Valvo Swimwear

    Size 12
    $49.99 $161

    $34.99 30% off with

    J.Crew Size 6
    View Product: J.Crew Size 6

    J.Crew

    Size 6
    $44.99 $118

    $35.99 20% off with

    Solid & Striped Size XS
    New with tags
    View Product: Solid & Striped Size XS

    Solid & Striped

    Size XS
    $60.99 $158

    $48.79 20% off with

    MICHAEL Michael Kors Size 10
    View Product: MICHAEL Michael Kors Size 10

    MICHAEL Michael Kors

    Size 10
    $81.99 $112

    $65.59 20% off with

    Speedo Size 6
    New with tags
    View Product: Speedo Size 6

    Speedo

    Size 6
    $37.99 $68

    $30.39 20% off with

    DKNY Size 6
    View Product: DKNY Size 6

    DKNY

    Size 6
    $40.99 $179

    $32.79 20% off with

    J.Crew Size 0
    View Product: J.Crew Size 0

    J.Crew

    Size 0
    $35.99 $118

    $25.19 30% off with

    Boohoo Boutique Size 10
    New with tags
    View Product: Boohoo Boutique Size 10

    Boohoo Boutique

    Size 10
    $34.99 $45

    $27.99 20% off with

    J.Crew Size 0
    New with tags
    View Product: J.Crew Size 0

    J.Crew

    Size 0
    $35.99 $118

    $28.79 20% off with

    DKNY Size 8
    New with tags
    View Product: DKNY Size 8

    DKNY

    Size 8
    $40.99 $179

    $28.69 30% off with

    Profile by Gottex Size 14
    View Product: Profile by Gottex Size 14

    Profile by Gottex

    Size 14
    $42.99 $125

    $34.39 20% off with

    Moschino Mare Size 40 italian
    View Product: Moschino Mare Size 40 italian

    Moschino Mare

    Size 40 italian
    $101.99 $495

    $81.59 20% off with

    Juicy Couture Size Sm
    Price Drop
    View Product: Juicy Couture Size Sm

    Juicy Couture

    Size Sm
    $28.99 $148

    $14.49 50% off with

    Ann Taylor LOFT Size 6
    Price Drop
    View Product: Ann Taylor LOFT Size 6

    Ann Taylor LOFT

    Size 6
    $24.99 $90

    $12.49 50% off with

    Speedo Size 8
    View Product: Speedo Size 8

    Speedo

    Size 8
    $35.99 $68

    $28.79 20% off with

    Speedo Size 8
    View Product: Speedo Size 8

    Speedo

    Size 8
    $34.99 $68

    $27.99 20% off with

    Melissa Odabash Size 4
    View Product: Melissa Odabash Size 4

    Melissa Odabash

    Size 4
    $41.99 $161

    $33.59 20% off with

    Private Party Size Sm
    View Product: Private Party Size Sm

    Private Party

    Size Sm
    $17.99 $36

    $12.59 30% off with

    Gabar Size 12
    Price Drop
    View Product: Gabar Size 12

    Gabar

    Size 12
    $21.99 $54

    $13.19 40% off with

    Marciano Size Sm
    Price Drop
    View Product: Marciano Size Sm

    Marciano

    Size Sm
    $36.99 $125

    $18.50 50% off with

    Letarte Size XS
    New with tags
    View Product: Letarte Size XS

    Letarte

    Size XS
    $32.99 $118

    $23.09 30% off with

    Speedo Size 6
    View Product: Speedo Size 6

    Speedo

    Size 6
    $32.99 $68

    $26.39 20% off with

    Lands' End Size 2
    Price Drop
    View Product: Lands' End Size 2

    Lands' End

    Size 2
    $19.99 $71

    $9.99 50% off with

    Assorted Brands Size Med
    Price Drop
    View Product: Assorted Brands Size Med

    Assorted Brands

    Size Med
    $17.99 $36

    $8.99 50% off with

    J.Crew Size 6
    View Product: J.Crew Size 6

    J.Crew

    Size 6
    $26.99 $118

    $18.89 30% off with

    Bill Blass Size 8
    View Product: Bill Blass Size 8

    Bill Blass

    Size 8
    $45.99 $179

    $36.79 20% off with

    Toast Size 10
    View Product: Toast Size 10

    Toast

    Size 10
    $57.99 $180

    $46.39 20% off with

    Robin Piccone Size 6
    View Product: Robin Piccone Size 6

    Robin Piccone

    Size 6
    $37.99 $107

    $26.59 30% off with

    Speedo Size 6
    View Product: Speedo Size 6

    Speedo

    Size 6
    $36.99 $68

    $29.59 20% off with

    Speedo Size 6
    View Product: Speedo Size 6

    Speedo

    Size 6
    $36.99 $68

    $29.59 20% off with

    Robin Piccone Size 10
    View Product: Robin Piccone Size 10

    Robin Piccone

    Size 10
    $35.99 $107

    $28.79 20% off with

    Unbranded Size XXL
    Price Drop
    View Product: Unbranded Size XXL

    Unbranded

    Size XXL
    $16.99 $36

    $8.49 50% off with

    Boohoo Boutique Size 6
    Price Drop
    View Product: Boohoo Boutique Size 6

    Boohoo Boutique

    Size 6
    $17.99 $45

    $10.79 40% off with

    Ann Taylor LOFT Size 6
    Price Drop
    View Product: Ann Taylor LOFT Size 6

    Ann Taylor LOFT

    Size 6
    $15.99 $90

    $7.99 50% off with

    Carmen Marc Valvo Swimwear Size 6
    New with tags
    View Product: Carmen Marc Valvo Swimwear Size 6

    Carmen Marc Valvo Swimwear

    Size 6
    $57.99 $167

    $40.59 30% off with

    Carmen Marc Valvo Size 4
    New with tags
    View Product: Carmen Marc Valvo Size 4

    Carmen Marc Valvo

    Size 4
    $43.99 $125

    $30.79 30% off with

    Calvin Klein Size 6
    Price Drop
    View Product: Calvin Klein Size 6

    Calvin Klein

    Size 6
    $43.99 $128

    $26.39 40% off with