Plus-Sized Swimwear: New & Used On Sale Up To 90% Off | ThredUp

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.

41 items

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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 1X Plus

$36.99

22% off estimated retail

Xersion Swimsuit Bottoms (view 2)

Xersion Swimsuit Bottoms (view 1)

View Product: Xersion Swimsuit Bottoms

Xersion

Swimsuit Bottoms

Size 1X Plus

$10.99

52% off estimated retail

Torrid Swimsuit Top (view 2)

Torrid Swimsuit Top (view 1)

View Product: Torrid Swimsuit Top

Torrid

Swimsuit Top

Size 1X Plus

$21.99

56% 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 16

$23.99

62% off estimated retail

The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit

Fashion Nova Swimsuit Top (view 2)

Fashion Nova Swimsuit Top (view 1)

View Product: Fashion Nova Swimsuit Top

Fashion Nova

Swimsuit Top

Size 1X Plus

$10.99

30% off estimated retail

Birdsong Swimsuit Top (view 2)

Birdsong Swimsuit Top (view 1)

View Product: Birdsong Swimsuit Top

Birdsong

Swimsuit Top

Size 1X Plus

$47.99

54% off estimated retail

Catalina One Piece Swimsuit (view 2)

Catalina One Piece Swimsuit (view 1)

View Product: Catalina One Piece Swimsuit

Catalina

One Piece Swimsuit

Size 1X Plus

$16.99

26% off estimated retail

Gerry Swimsuit Top (view 2)

Gerry Swimsuit Top (view 1)

View Product: Gerry Swimsuit Top

Gerry

Swimsuit Top

Size 16

$22.99

62% off estimated retail

Unbranded Swimsuit Bottoms (view 2)

Unbranded Swimsuit Bottoms (view 1)

View Product: Unbranded Swimsuit Bottoms

Unbranded

Swimsuit Bottoms

Size 1X Plus

$11.99 $9.59 20% off with code HOTDEAL

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 1X Plus

$13.99 $11.19 20% off with code HOTDEAL

36% off estimated retail

Swims Swimsuit Top (view 2)

Swims Swimsuit Top (view 1)

View Product: Swims Swimsuit Top

Swims

Swimsuit Top

Size 1X Plus

$28.99 $20.29 30% off with code HOTDEAL

68% 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 16

$26.99 $16.19 40% off with code HOTDEAL

56% off estimated retail

Catalina Swimsuit Top (view 2)

Catalina Swimsuit Top (view 1)

View Product: Catalina Swimsuit Top

Catalina

Swimsuit Top

Size 1X Plus

$8.99 $7.19 20% off with code HOTDEAL

38% off estimated retail

Avenue Swimsuit Top (view 2)

Avenue Swimsuit Top (view 1)

View Product: Avenue Swimsuit Top

Avenue

Swimsuit Top

Size 16 Plus

$17.99 $11.69 35% off with code HOTDEAL

43% 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 16

$32.99 $14.85 55% off with code HOTDEAL

57% 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 16

$15.99 $10.39 35% off with code HOTDEAL

48% off estimated retail

Ambrielle Swimsuit Top (view 2)

Ambrielle Swimsuit Top (view 1)

View Product: Ambrielle Swimsuit Top

Ambrielle

Swimsuit Top

Size 1X Plus

$42.99 $25.79 40% off with code HOTDEAL

40% 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

$30.99 $17.04 45% off with code HOTDEAL

67% off estimated retail

Paramour Swimsuit Bottoms (view 2)

Paramour Swimsuit Bottoms (view 1)

View Product: Paramour Swimsuit Bottoms

Paramour

Swimsuit Bottoms

Size 1X Plus

$6.99 $5.59 20% off with code HOTDEAL

62% off estimated retail

Wild Swimsuit Top (view 2)

Wild Swimsuit Top (view 1)

View Product: Wild Swimsuit Top

Wild

Swimsuit Top

Size 1X Plus

$15.99 $11.99 25% off with code HOTDEAL

40% off estimated retail

Slimsuit Swimsuit Top (view 2)

Slimsuit Swimsuit Top (view 1)

View Product: Slimsuit Swimsuit Top

Slimsuit

Swimsuit Top

Size 16

$26.99 $18.89 30% off with code HOTDEAL

62% off estimated retail

Eres Swimsuit Cover Up (view 2)

Eres Swimsuit Cover Up (view 1)

View Product: Eres Swimsuit Cover Up

Eres

Swimsuit Cover Up

Size 1X Plus

$67.99 $44.19 35% off with code HOTDEAL

84% off estimated retail

Wild Fable Swimsuit Bottoms (view 2)

Wild Fable Swimsuit Bottoms (view 1)

View Product: Wild Fable Swimsuit Bottoms

Wild Fable

Swimsuit Bottoms

Size 16

$8.99 $7.19 20% off with code HOTDEAL

50% off estimated retail

Ava & Viv Swimsuit Top (view 2)

Ava & Viv Swimsuit Top (view 1)

View Product: Ava & Viv Swimsuit Top

Ava & Viv

Swimsuit Top

Size 16

$18.99 $13.29 30% off with code HOTDEAL

46% off estimated retail

Seafolly Swimsuit Bottoms (view 2)

Seafolly Swimsuit Bottoms (view 1)

View Product: Seafolly Swimsuit Bottoms

Seafolly

Swimsuit Bottoms

Size 16

$17.99 $9.89 45% off with code HOTDEAL

86% 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 1X Plus

$15.99 $8.79 45% off with code HOTDEAL

48% off estimated retail

ZeroXposur Swimsuit Bottoms (view 2)

ZeroXposur Swimsuit Bottoms (view 1)

View Product: ZeroXposur Swimsuit Bottoms

ZeroXposur

Swimsuit Bottoms

Size 16

$24.99 $12.50 50% off with code HOTDEAL

67% 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 16

$16.99 $8.50 50% off with code HOTDEAL

44% off estimated retail

Rosegal Swimsuit Bottoms (view 2)

Rosegal Swimsuit Bottoms (view 1)

View Product: Rosegal Swimsuit Bottoms

Rosegal

Swimsuit Bottoms

Size 16

$10.99 $7.14 35% off with code HOTDEAL

64% 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 16

$14.99 $6.75 55% off with code HOTDEAL

71% 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 1X Plus

$15.99 $8.00 50% off with code HOTDEAL

31% off estimated retail

Mazu Swim Swimsuit Top (view 2)

Mazu Swim Swimsuit Top (view 1)

View Product: Mazu Swim Swimsuit Top

Mazu Swim

Swimsuit Top

Size 16

$22.99 $10.35 55% off with code HOTDEAL

68% off estimated retail

Paramour Swimsuit Bottoms (view 2)

Paramour Swimsuit Bottoms (view 1)

View Product: Paramour Swimsuit Bottoms

Paramour

Swimsuit Bottoms

Size 1X Plus

$9.99 $6.49 35% off with code HOTDEAL

43% off estimated retail

Cazimi Swimwear Swimsuit Top (view 2)

Cazimi Swimwear Swimsuit Top (view 1)

View Product: Cazimi Swimwear Swimsuit Top

Cazimi Swimwear

Swimsuit Top

Size 16

$12.99 $7.79 40% off with code HOTDEAL

56% off estimated retail

Lauren by Ralph Lauren Swimsuit Bottoms (view 2)

Lauren by Ralph Lauren Swimsuit Bottoms (view 1)

View Product: Lauren by Ralph Lauren Swimsuit Bottoms

Lauren by Ralph Lauren

Swimsuit Bottoms

Size 16

$21.99 $11.00 50% off with code HOTDEAL

79% off estimated retail

Shein Swimsuit Top (view 2)

Shein Swimsuit Top (view 1)

View Product: Shein Swimsuit Top

Shein

Swimsuit Top

Size 1X Plus

$10.99 $6.04 45% off with code HOTDEAL

43% off estimated retail

Apt. 9 Swimsuit Bottoms (view 2)

Apt. 9 Swimsuit Bottoms (view 1)

View Product: Apt. 9 Swimsuit Bottoms

Apt. 9

Swimsuit Bottoms

Size 16

$33.99 $18.69 45% off with code HOTDEAL

82% 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 1X Plus

$21.24 $7.43 65% off with code HOTDEAL

60% 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 16

$15.99 $10.39 35% off with code HOTDEAL

76% off estimated retail

ZeroXposur Swimsuit Bottoms (view 2)

ZeroXposur Swimsuit Bottoms (view 1)

View Product: ZeroXposur Swimsuit Bottoms

ZeroXposur

Swimsuit Bottoms

Size 16

$16.24 $8.93 45% off with code HOTDEAL

84% 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 16

$10.99 $6.04 45% off with code HOTDEAL

64% off estimated retail

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