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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.
8,928 items
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View Product: Swimsuits for all Swimsuit Bottoms
Swimsuits for all
Swimsuit Bottoms
Size 22 Plus
$20.99 $15.74 25% off with code THRIFT25
44% off estimated retailView Product: Assorted Brands Swimsuit Top
Assorted Brands
Swimsuit Top
Size 1X Plus
$15.99 $11.99 25% off with code THRIFT25
36% off estimated retailView Product: Unbranded One Piece Swimsuit
Unbranded
One Piece Swimsuit
Size 2X Plus
$14.99 $11.24 25% off with code THRIFT25
60% off estimated retailView Product: Swimsuits for all One Piece Swimsuit
Swimsuits for all
One Piece Swimsuit
Size 14
$18.99 $14.24 25% off with code THRIFT25
66% off estimated retailView Product: Twin-Set Simona Barbieri Swimsuit Cover Up
Twin-Set Simona Barbieri
Swimsuit Cover Up
Size XL
$32.99 $24.74 25% off with code THRIFT25
75% off estimated retailView Product: Unbranded Swimsuit Bottoms
Unbranded
Swimsuit Bottoms
Size 2X Plus
$13.99 $10.49 25% off with code THRIFT25
44% off estimated retailView Product: Raisins One Piece Swimsuit
Raisins
One Piece Swimsuit
Size 22 Plus
$17.99 $13.49 25% off with code THRIFT25
37% off estimated retailView Product: Panache Swimwear Swimsuit Bottoms
Panache Swimwear
Swimsuit Bottoms
Size XL
$21.99 $16.49 25% off with code THRIFT25
56% off estimated retailView Product: Shade & Shore Swimsuit Top
Shade & Shore
Swimsuit Top
Size 4X Plus
$16.99 $12.74 25% off with code THRIFT25
46% off estimated retailView Product: Swim by Cacique Swimsuit Cover Up
Swim by Cacique
Swimsuit Cover Up
Size 18 Plus
$25.99 $19.49 25% off with code THRIFT25
65% off estimated retailView Product: Torrid One Piece Swimsuit
Torrid
One Piece Swimsuit
Size 2X Plus
$39.99 $29.99 25% off with code THRIFT25
47% off estimated retailView Product: Made With Love One Piece Swimsuit
Made With Love
One Piece Swimsuit
Size XL
$49.99 $37.49 25% off with code THRIFT25
62% off estimated retailView Product: Swimsuits for all Swimsuit Top
Swimsuits for all
Swimsuit Top
Size 20 Plus
$17.99 $13.49 25% off with code THRIFT25
52% off estimated retailView Product: Lauren by Ralph Lauren Swimsuit Bottoms
Lauren by Ralph Lauren
Swimsuit Bottoms
Size 14
$29.99 $22.49 25% off with code THRIFT25
64% off estimated retailView Product: Swim by Cacique Swimsuit Top
Swim by Cacique
Swimsuit Top
Size 1X Plus
$22.99 $17.24 25% off with code THRIFT25
54% off estimated retailView Product: Tommy Hilfiger Swimsuit Bottoms
Tommy Hilfiger
Swimsuit Bottoms
Size 14
$21.99 $16.49 25% off with code THRIFT25
56% off estimated retailView Product: Sea Level Australia One Piece Swimsuit
Sea Level Australia
One Piece Swimsuit
Size 14
$38.99 $29.24 25% off with code THRIFT25
58% off estimated retailView Product: Cocoship One Piece Swimsuit
Cocoship
One Piece Swimsuit
Size 3X Plus
$22.99 $17.24 25% off with code THRIFT25
20% off estimated retailView Product: Kendall & Kylie Swimsuit Bottoms
Kendall & Kylie
Swimsuit Bottoms
Size XL
$25.99 $19.49 25% off with code THRIFT25
78% off estimated retailView Product: Swimsuits for all Swimsuit Top
Swimsuits for all
Swimsuit Top
Size 32 Plus
$15.99 $11.99 25% off with code THRIFT25
57% off estimated retailView Product: Calia by Carrie Underwood Swimsuit Bottoms
Calia by Carrie Underwood
Swimsuit Bottoms
Size XL
$14.99 $11.24 25% off with code THRIFT25
53% off estimated retailView Product: Ashley Graham x Swimsuits For All One Piece Swimsuit
Ashley Graham x Swimsuits For All
One Piece Swimsuit
Size 18 Plus
$32.99 $24.74 25% off with code THRIFT25
65% off estimated retailView Product: Swimsuits for all Swimsuit Bottoms
Swimsuits for all
Swimsuit Bottoms
Size 22 Plus
$17.99 $13.49 25% off with code THRIFT25
52% off estimated retailView Product: Swimsuits for all Swimsuit Cover Up
Swimsuits for all
Swimsuit Cover Up
Size 22 Plus
$22.99 $17.24 25% off with code THRIFT25
59% off estimated retailView Product: Assorted Brands One Piece Swimsuit
Assorted Brands
One Piece Swimsuit
Size 14
$20.99 $15.74 25% off with code THRIFT25
44% off estimated retailView Product: Swimsuits for all Swimsuit Top
Swimsuits for all
Swimsuit Top
Size 24 Plus
$29.99 $22.49 25% off with code THRIFT25
21% off estimated retailView Product: Bleu Rod Beattie Swimsuit Bottoms
Bleu Rod Beattie
Swimsuit Bottoms
Size XL
$20.99 $15.74 25% off with code THRIFT25
72% off estimated retailView Product: Liz Claiborne Swimsuit Bottoms
Liz Claiborne
Swimsuit Bottoms
Size 24 Plus
$25.99 $19.49 25% off with code THRIFT25
48% off estimated retailView Product: Alaskan Hardgear By Duluth Trading Co. Swimsuit Top
Alaskan Hardgear By Duluth Trading Co.
Swimsuit Top
Size 14
$19.99 $14.99 25% off with code THRIFT25
68% off estimated retailView Product: Swim by Cacique Swimsuit Bottoms
Swim by Cacique
Swimsuit Bottoms
Size 26 Plus
$20.99 $15.74 25% off with code THRIFT25
58% off estimated retailView Product: Swim by Cacique Swimsuit Top
Swim by Cacique
Swimsuit Top
Size 28 Plus
$22.99 $17.24 25% off with code THRIFT25
54% off estimated retailView Product: Swim by Cacique Swimsuit Top
Swim by Cacique
Swimsuit Top
Size 22 Plus
$27.99 $20.99 25% off with code THRIFT25
45% off estimated retailView Product: Unbranded One Piece Swimsuit
Unbranded
One Piece Swimsuit
Size 1X Plus
$15.99 $11.99 25% off with code THRIFT25
57% off estimated retailView Product: Unbranded Swimsuit Cover Up
Unbranded
Swimsuit Cover Up
Size 3X Plus
$18.99 $14.24 25% off with code THRIFT25
50% off estimated retailView Product: Swim by Cacique Swimsuit Bottoms
Swim by Cacique
Swimsuit Bottoms
Size 16
$21.99 $16.49 25% off with code THRIFT25
56% off estimated retailView Product: Swim by Cacique Swimsuit Top
Swim by Cacique
Swimsuit Top
Size 1X Plus
$24.99 $18.74 25% off with code THRIFT25
51% off estimated retailView Product: Swim by Cacique Swimsuit Cover Up
Swim by Cacique
Swimsuit Cover Up
Size 22 Plus
$28.99 $21.74 25% off with code THRIFT25
61% off estimated retailView Product: Sonnet Shores Swimsuit Cover Up
Sonnet Shores
Swimsuit Cover Up
Size 0X Plus
$25.99 $19.49 25% off with code THRIFT25
72% off estimated retailView Product: Delta Burke One Piece Swimsuit
Delta Burke
One Piece Swimsuit
Size 24 Plus
$22.99 $17.24 25% off with code THRIFT25
52% off estimated retail