Skip to main content

The Summer Clearance Event - Enjoy Savings up to 30-65% off select styles - SHOP NOW

Free 6-Piece Gift With Any Estée Lauder purchase of $75 or more.* - SHOP NOW

EARN POINTS WHEN YOU USE YOUR DILLARD’S CREDIT CARD - LEARN MORE

Venmo Now Available! Select Venmo At Checkout For A Faster Way To Pay.

Women's One-Piece Swimsuits

Just For YouJust For You
(Edit)

New ArrivalsNew Arrivals

Sort By

Jantzen Solid Ivana Square Neck One Piece Swimsuit

Jantzen Solid Ivana Square Neck One Piece Swimsuit

Magicsuit Solid Goddess Convertible Shaping One Shoulder One Piece Swimsuit

Magicsuit Solid Goddess Convertible Shaping One Shoulder One Piece Swimsuit

Miraclesuit Plus Size Solid Must Haves Oceanus V-Neck Underwire Bra Tank One Piece Swimsuit

Miraclesuit Plus Size Solid Must Haves Oceanus V-Neck Underwire Bra Tank One Piece Swimsuit

Internet Exclusive

Only size 24W available

Freya Freestyle Color Block Scoop Neck High Leg Underwire Extended Bra Size One Piece Swimsuit

Freya Freestyle Color Block Scoop Neck High Leg Underwire Extended Bra Size One Piece Swimsuit

Magicsuit Solids DD Mila Romper One Piece Swimsuit

Magicsuit Solids DD Mila Romper One Piece Swimsuit

Internet Exclusive

Only size 8, 10 available

Magicsuit Billie Jean Shania V-Neck Tie Front One Piece Swimsuit

Magicsuit Billie Jean Shania V-Neck Tie Front One Piece Swimsuit

Magicsuit Sand Tracks Goddess Elastic Bandeau Neck One Shoulder Swimsuit

Magicsuit Sand Tracks Goddess Elastic Bandeau Neck One Shoulder Swimsuit

Magicsuit Solid Mila Romper Shaping One-Piece Swimsuit

Magicsuit Solid Mila Romper Shaping One-Piece Swimsuit

Only size 8, 10 available

PLACEHOLDER Solid Ivana Square Neck One Piece Swimsuit

Magicsuit Clamdigger Halle Cross Back Front Tie Plunge Neck One Piece Swimsuit

Internet Exclusive

Gottex Onyx Tummy Control Bandeau One Piece Swimsuit

PLACEHOLDER Solid Ivana Square Neck One Piece Swimsuit

Profile by Gottex Bachelorette Solid Ruffle Tie Front V-Neck Tank One Piece Swimsuit

Internet Exclusive

Magicsuit Solid Amal One Shoulder One Piece Swimdress

PLACEHOLDER Solid Ivana Square Neck One Piece Swimsuit

Profile by Gottex Plantopia Tropical Halter Neck Tummy Control Bandeau One Piece Swimsuit

Internet Exclusive

Only size 16 available

Miraclesuit Solids Oceanus Underwire Bra V-Neck Surplice One Piece Swimsuit

Internet Exclusive

PLACEHOLDER Solid Ivana Square Neck One Piece Swimsuit

Elomi Plain Sailing Scoop Neck Adjustable Tie Side Tank One Piece Swimsuit

Internet Exclusive

Gottex Elegant Essence V-Neck Tummy Control Tank One Piece Swimsuit

Internet Exclusive

Profile by Gottex Canva V-Neck Tummy Control Surplice One Piece Swimsuit

Gottex Lattice Solid V-Neck Tummy Control Surplice One Piece Swimsuit

Internet Exclusive

Magicsuit Obi One Saki Solid Tie Front V-Neck One Piece Swimsuit

Magicsuit Solid Drew Twist Front V-Neck Plunge One Piece Swimsuit

Miraclesuit Illusionist Azura Mesh Underwire Asymmetrical Neck One Piece Swimsuit

Internet Exclusive

Fantasie Merissa Tie Front V-Neck Underwire Plunge One Piece Swimsuit

Internet Exclusive

Freya Bazaruto Crochet Opaque Texture Non Wire Plunge One Piece Swimsuit

Internet Exclusive

Magicsuit Mashup Aubrey High Neck One Piece Swimsuit

Miraclesuit Solid Oceanus Underwire V-Neck Surplice One Piece Swimsuit

Internet Exclusive

Profile by Gottex Medina Solid Texture V-Neck Tummy Control Tank One Piece Swimsuit

Internet Exclusive

Profile by Gottex Jolene Texture Deep V-Neck Plunge One Piece Swimsuit

Internet Exclusive

Magicsuit Solid Yara V-Neck Shirred Waist Surplice One Piece Swimsuit

Internet Exclusive

Fantasie Ottawa Solid Plunge V-Neck Metallic Gold Bead Detail Underwire Extended Bra Size One Piece Swimsuit

Profile by Gottex Medina Solid Texture Square Neck Tummy Control Tank One Piece Swimsuit

Miraclesuit Network Mystique Mesh V-Neck Underwire Molded Cups Surplice One Piece Swimsuit

Internet Exclusive

Fantasie Ottawa Solid V-Neck Front Twist Underwire Scoop Back Extended Bra Size Adjustable Strap One Piece Swimsuit

Internet Exclusive

Only size 40D available

Magicsuit Bianca Control Fit One-Piece Swimsuit Romper

Only size 12, 14 available

Miraclesuit Razzle Dazzle Siren Underwire Shaping V-Neck One Piece Swimsuit

Antonio Melani Solid Rosette Strap One Piece Swimsuit

Permanently Reduced

ContemporaryDillard's Exclusive

La Blanca Island Goddess Solid Ruffle Trim Plunge One Piece Swimsuit

Permanently Reduced

Only size 16 available

Tommy Bahama Goa Tropical Reversible Print Tank One Piece Swimsuit & Goa Tropical Bamboo Cord Ends Pull-On Pants Swim Cover-Up

Permanently Reduced

Miraclesuit Decoupage Swizzle Plunge Neck Underwire One Piece Swimsuit

Permanently Reduced

Only size 14 available

La Blanca Island Goddess High Neck One Piece Swimsuit

Permanently Reduced

Farm Rio Ainika Garden Red Bandeau Strapless One Piece Swimsuit

Permanently Reduced

Only size XS available

Becca by Rebecca Virtue Coast Line Colorblock Scoop Back Plunge One Piece Swimsuit

Permanently Reduced

Only size M available

kate spade new york Floral Toile Off-The-Shoulder Ruffle One Piece Swimsuit

Permanently Reduced

Only size XS available

Lauren Ralph Lauren Bougainvillea Floral Ruffle V-Neck One Piece Swimsuit

Permanently Reduced

Only size 4 available

Miraclesuit Raya De Safari V-Neck Mesh Hardware Tank One Piece Swimsuit

Permanently Reduced

Tommy Bahama Island Cays Shell Cove High Neck One Piece Swimsuit

Permanently Reduced

Only size 10 available

La Blanca Beyond Floral Print Off The Shoulder Ruffle One Piece Swimsuit

Permanently Reduced

Lauren Ralph Lauren Seaside Stripe Modern Bandeau One Piece Swimsuit

Permanently Reduced

Only size 12, 14 available

JOHNNY WAS Lilliana Floral Crisscross Back One Piece Swimsuit

Permanently Reduced

Only size M, XL available

Bleu Rod Beattie Kore Shirred Bandeau Underwire Tank One Piece Ruched Swimsuit

Permanently Reduced

Only size 8 available

Bleu Rod Beattie Crepe Of The Crop One Piece Swimsuit

Permanently Reduced

Gibson & Latimer Tropical Heat Floral Print High Neck Halter One Piece Swimsuit

Permanently Reduced

Dillard's Exclusive

Only size M available

Antonio Melani Sea Star Applique Bandeau One Piece Swimsuit

Permanently Reduced

ContemporaryDillard's Exclusive

Miraclesuit Boca Grande Starr Scoop Neck Underwire Tank One Piece Swimsuit

Permanently Reduced

Antonio Melani Fresco Square Neck Bandeau One Piece Swimsuit

Permanently Reduced

ContemporaryDillard's Exclusive

Only size XS available

La Blanca Botanical Brocade Scoop Neck Lingerie Tank One Piece Swimsuit

Permanently Reduced

Tommy Bahama Novelty Pearl Sweetheart Tummy Control One Piece Swimdress

Permanently Reduced

Bahia Maria Lu One Shoulder 3D Floral One Piece Swimsuit

Permanently Reduced

Bahia Maria Aura Laser Cut Flower Underwire One Piece Swimsuit

Permanently Reduced

Miraclesuit Razzle Dazzle Antheia Plunge Neck Underwire Bra One Piece Swimsuit

Permanently Reduced

Gibson & Latimer Diamond Textured Solid V-Neck Belted Tortoise Ring One Piece Swimsuit

Permanently Reduced

Dillard's Exclusive

Bleu Rod Beattie Bellissimo Botanica Multi Color Underwire Shirred One Piece Swimsuit

Permanently Reduced

Only size 6, 14 available

Antonio Melani x Amanda Jones Vaughan Lala Jacquard Paisley Textured Square Neck One Piece Swimsuit

Permanently Reduced

ContemporaryDillard's Exclusive

Gianni Bini Embroidered Detachable Strap Bandeau One Piece Swimsuit

Permanently Reduced

ContemporaryDillard's Exclusive

JOHNNY WAS Floral Scabiosa Halter One Piece Swimsuit

Permanently Reduced

Only size L, XL available

Miraclesuit Gasparilla Escape Molded Cups Underwire Tank One Piece Swimsuit

Permanently Reduced

Only size 8, 14 available

Magicsuit Hearts of Palm Molly Crochet Halter Neck Underwire Swim Dress One Piece Swimsuit

Permanently Reduced

Only size 8 available

Raisins Curve Plus Size Triana Square Neck Sleeveless One Piece Swim Dress

Permanently Reduced

Only size 18W available

Gianni Bini x Cyd Morris The Cleo Dainty Floral Stripe Front Tie Detail One Piece Swimsuit

Permanently Reduced

ContemporaryDillard's Exclusive

Tommy Bahama Island Cays Cabana Solid High Neck Front Zip One Piece Swimsuit

Permanently Reduced

GB Shell Shock Scrunchie Textured Contrast Trim Tank One Piece Swimsuit

Permanently Reduced

Dillard's ExclusiveJuniors

Only size XS available

Gibson & Latimer Energy Circles High Neck Halter One Piece Swimsuit

Permanently Reduced

Dillard's Exclusive

GB Solid Scrunchie Textured Classic Tank One Piece Swimsuit

Permanently Reduced

Dillard's ExclusiveJuniors

Only size XS available

kate spade new york Downtown Dot Tie Front Cut-Out Shirred Bandeau One Piece Swimsuit

Permanently Reduced

Only size XS available

Raisins Curve Plus Size Ditsy Floral Ruffled V-Neck Off-The-Shoulder One Piece Swimsuit

Permanently Reduced

Only size 22W available

Gibson & Latimer Orchard Oasis Bandeau One Piece Swimsuit

Permanently Reduced

Dillard's Exclusive

Only size XS, S available

Mimi Flamingo Sonny Soleil Solids V-Neck One Piece Swimsuit

Permanently Reduced

Only size 8, 10 available

Miraclesuit Solid Razzle Dazzle Swizzle Plunge Neck Underwire One Piece Swimsuit

Permanently Reduced

Antonio Melani Mandarin Blooms Square Neck Bandeau One Piece Swimsuit

Permanently Reduced

ContemporaryDillard's Exclusive

Lucky Brand Phuket Paisley Plunge Neck One Piece Swimsuit

Permanently Reduced

Only size S available

Rip Curl Surf Stripe UPF+50 Zip Front Rashguard One Piece Swimsuit

Permanently Reduced

Only size XS available

Antonio Melani x Amanda Jones Vaughan Clemmie Keyhole Bow Detail Paisley Print One Piece Swimsuit

Permanently Reduced

ContemporaryDillard's Exclusive

Bleu Rod Beattie The Living Is Easy Tropical Floral Print Underwire Shirred Bandeau One Piece Swimsuit

Permanently Reduced

Only size 6 available

Janela Bay Stripe Square Neck Bow Strap One Piece Swimsuit

Permanently Reduced

Only size M available

ROBIN PICCONE Aubrey Solid Flattering Plunge V-Neck Tummy Control One Piece Swimsuit

Permanently Reduced

Only size 6, 10 available

Gianni Bini x Cyd Morris The Stevie Ditsy Floral Halter One Piece Swimsuit

Permanently Reduced

ContemporaryDillard's Exclusive

Tommy Bahama Playa Marbella Reversible Square Neck Tank One Piece Swimsuit

Permanently Reduced

Tommy Bahama Chambray Beach Floral Print V-Neck Plunge One Piece Swimsuit

Permanently Reduced

Only size 6, 12 available

Antonio Melani Seashell Gallery Square Neck Bandeau One Piece Swimsuit

Permanently Reduced

ContemporaryDillard's Exclusive

Farm Rio Copacabana Beach Multicolored Print One Piece Swimsuit

Permanently Reduced

Bleu Rod Beattie Turning Tides V-Neck Lace-Up One Piece Swimsuit

Permanently Reduced

La Blanca Palm Nouveau Lingerie Tank One Piece Swimsuit

Permanently Reduced

Only size 6 available

Gibson & Latimer Cannes Color Block 4-Way Stretch Bandeau One Piece Swimsuit

Permanently Reduced

Dillard's Exclusive

Gianni Bini Textured Retro Fille V-Wire Plunge One Piece Swimsuit

Permanently Reduced

ContemporaryDillard's Exclusive

kate spade new york Spring Daisies Twist Front Bandeau One Piece Swimsuit

Permanently Reduced

Only size XL available

Anne Cole Mod Tropical Twist Front Strapless One Piece Swimsuit

Permanently Reduced

Bleu Rod Beattie Island Time Floral Ruffle Trim One-Shoulder One Piece Swimsuit

Bleu Rod Beattie Island Time Floral Ruffle Trim One-Shoulder One Piece Swimsuit

Permanently Reduced