Amazon Just Dropped 3,000+ New One-Piece Swimsuits for Summer, and We Found the 10 Best for Under $40

Including one-shoulder, V-neck, and adjustable styles starting at $14.

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Amazon one-piece swimsuit roundup

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While summer hasn’t officially arrived yet, depending on where you live, it may just feel like the middle of July this weekend. And with beach and pool days on the horizon, now is the perfect time to stock up on cute and comfortable swimsuits. Luckily, Amazon just released more than 3,000 new one-piece swimsuits, and we found the 10 best styles for less than $40. 

Our picks include one-shoulder, V-neck, and adjustable-strap options in a range of colors, patterns, and silhouettes. Plus, if you’re an Amazon Prime member, or signed up for a free 30-day trial, you can get these bathing suits delivered to your doorstep in just a couple of days — just in time for that quick getaway. Keep scrolling through to check out the under-$40 one-piece swimsuits from Amazon we’ve got our eye on for summer. 

Shop One-Piece Swimsuits Under $40: 

As the number one newly released one-piece on Amazon, this reversible floral swimsuit is clearly a favorite among shoppers. Available in three color combinations, the bathing suit has a square neckline, adjustable tie straps, built-in cups, and moderate-coverage bottoms. One reviewer confirmed it’s “buttery soft” and “good quality,” while a second person pointed out that the double-sided suit is a “great concept” for traveling. 

Women Floral One Piece Swimsuits, Reversible Tie Shoulder Monokini, Tummy Control Bathing Suits, Square Neck Swimwear


Shop now: $30 (Originally $33);

If you’re open to showing a bit more skin, this ruffle-trim swimsuit gives you the look of a high-waisted bikini with the comfort of a one-piece. It comes in four ditsy floral patterns, each with a deep V-neckline, removable pads, and cut-outs under the bust and in the back. The swimsuit also has adjustable straps, so you can find your perfect fit. And, as one happy shopper confirmed, it has a “very flattering top” along with cheeky bottoms. 

MakeMeChic Women's Floral One Piece Bathing Suit Ruffle Trim Cut Out One Piece Swimsuit


Shop now: $31;

Offering a full-coverage backside, this one-shoulder swimsuit has a stylish ring detail connecting the single strap with the body of the suit. Available in five solid colors, the one-piece also has flattering ruching across the midsection and removable pads in the bust. A reviewer said “it looks great on,” and the “strap stays put,” so you won’t have to mess with it as you’re in and out of the water. 

Holipick One Shoulder One Piece Swimsuit for Women Tummy Control Bathing Suits O-Ring Modest Full Coverage Swimwear


Shop now: $31;

If you’re not quite looking for a full-coverage suit, but you’re also not too keen on bare cut-outs, this Cupshe wrapped mesh style is the one for you. It has a wrap-front detail with mesh-lined cut-outs under the bust and around the back. Plus, it has adjustable spaghetti straps and removable pads. As one shopper put it, the one-piece is “cute and a little sexy, but not too revealing.” Choose from five color combinations and sizes XXS through XL. 

CUPSHE Women V Neck One Piece Swimsuit Wrapped Mesh Tummy Control Bathing Suit with Adjustable Spaghetti Straps


Shop now: $37;

Keep scrolling through to check out more under-$40, one-piece swimsuit styles on Amazon. 

Viottiset Women's Cut Out Bandeau Mesh One Piece Swimsuit Cheeky High Cut Bathing Suit Monokini


Shop now: $14 with coupon (Originally $28);

Blooming Jelly Womens Tummy Control Bathing Suit Sexy One Piece Swimsuits Slimming Tie Side Ruched Swimwear


Shop now: $25 (Originally $38);

Tempt Me Women One Piece Swimsuits Tummy Control One Shoulder Bathing Suits Ruffle Swimwear


Shop now: $34 (Originally $37);

CUPSHE Women's One Piece Swimsuit Plunge Neckline Cutout Criss Cross Bathing Suit


Shop now: $34;

CUPSHE Women's One Piece Swimsuit Color Block Keyhole Cutout Bathing Suit


Shop now: $35;

Eomenie Women's One Piece Ruffle Swimsuit Ruched Tummy Control Bathing Suits 1 Piece Tie Back Backless Monokini Swimwear


Shop now: $36;

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