Skip to main content

The Summer Clearance is here! Enjoy savings up to 40-65% off thousands of new markdowns - SHOP NOW

Free Gift with Any Estee Lauder Purchase of $75 or More!* - SHOP NOW

Check For In-Store Availability On The Products You Love - LEARN MORE

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

Women's Casual One-Piece Swimsuits

Just For YouJust For You
(Edit)

New ArrivalsNew Arrivals

clear allCasual

Sort By

Magicsuit Via Roma Ellie Plunge V-Neck One Piece Swimdress

Magicsuit Via Roma Ellie Plunge V-Neck One Piece Swimdress

Permanently Reduced

Trina Turk Venus Abstract Border Plunge One Piece Swimsuit

Trina Turk Venus Abstract Border Plunge One Piece Swimsuit

Permanently Reduced

Only size 14 available

Magicsuit Zabra Goldie High Neck Underwire Bra Romper Swimsuit

Magicsuit Zabra Goldie High Neck Underwire Bra Romper Swimsuit

Permanently Reduced

Miraclesuit Spectra Trifecta Color Block Square Neck Underwire One Piece Swimsuit

Miraclesuit Spectra Trifecta Color Block Square Neck Underwire One Piece Swimsuit

Permanently Reduced

Trina Turk Monaco Colorblock Plunge Neck Open Back Halter One Piece Swimsuit

Trina Turk Monaco Colorblock Plunge Neck Open Back Halter One Piece Swimsuit

Permanently Reduced

Mimi Flamingo Radiant Floral Charlie V-Neck Open Back Shirred One Piece Swimsuit

Mimi Flamingo Radiant Floral Charlie V-Neck Open Back Shirred One Piece Swimsuit

Permanently Reduced

Magicsuit Susan Solid Underwire Keyhole Highneck Blouson Side Tie One Piece Convertible Swim Dress

Magicsuit Susan Solid Underwire Keyhole Highneck Blouson Side Tie One Piece Convertible Swim Dress

Permanently Reduced

Magicsuit Monarch Parker High Neck Underwire One Piece Swimsuit

Magicsuit Monarch Parker High Neck Underwire One Piece Swimsuit

Permanently Reduced

PLACEHOLDER Via Roma Ellie Plunge V-Neck One Piece Swimdress

Permanently Reduced

Beach Riot Frida Towel Terry Halter One Piece Swimsuit

Permanently Reduced

Becca by Rebecca Virtue Becca By Rebecca Virtue Color Code Square Neck Lace-Up Shirred One Piece Swimsuit

Permanently Reduced

PLACEHOLDER Via Roma Ellie Plunge V-Neck One Piece Swimdress

Permanently Reduced

Tommy Bahama Island Cays Cabana Surplice V-Neck Ruffle Wrap One Piece Swimsuit

Permanently Reduced

kate spade new york Solid High Neck Ruched Rosette One Piece Swimsuit

Permanently Reduced

Only size L available

PLACEHOLDER Via Roma Ellie Plunge V-Neck One Piece Swimdress

Permanently Reduced

Tommy Bahama Island Cays Blooms Scoop Neck Floral Reversible One Piece Swimsuit

Permanently Reduced

JOHNNY WAS Rumba Mix Wrap One Piece Swimsuit

Permanently Reduced

Only size XXL available

PLACEHOLDER Via Roma Ellie Plunge V-Neck One Piece Swimdress

Permanently Reduced

Antonio Melani Solid Rosette Strap One Piece Swimsuit

Permanently Reduced

ContemporaryDillard's Exclusive

Only size XS available

Jessica Simpson Shibori V-Neck Underwire One Piece Swimsuit

Permanently Reduced

Bleu Rod Beattie Packing A Punch Floral Print Sweetheart Neck Shirred Bodice Underwire Bandeau One-Piece Swimsuit

Permanently Reduced

Athena Next by Athena Rainforest Malibu Scuba Crew Neck Short Sleeve Front Zip One Piece Swimsuit

Permanently Reduced

Gianni Bini Paisley Ruched Tie Side Adjustable Strap One Piece Swimsuit

Permanently Reduced

ContemporaryDillard's Exclusive

Bleu Rod Beattie Double Trouble Shirred Bandeau One Piece Swimsuit

Permanently Reduced

Lauren Ralph Lauren Island Breeze Wire U-Neck One Piece Swimsuit

Permanently Reduced

Alex Marie Signature Sculpt Solid Seamed Belted One Piece Swimsuit

Permanently Reduced

Dillard's Exclusive

Beach Riot Joyce Ribbed Colorblock One Shoulder One Piece Swimsuit

Permanently Reduced

La Porte Mandy Jacquard Scoop Neck Signature Hardware Belt One Piece Swimsuit

Permanently Reduced

Lucky Brand Avila Color Blocked Asymmetrical Cut-Out Ladder One Piece Swimsuit

Permanently Reduced

Bleu Rod Beattie All Set For Summer Printed V-Neck Cap Sleeves Shirred Bodice One Piece Swimsuit

Permanently Reduced

Becca by Rebecca Virtue Becca By Rebecca Virtue Mirage Metallic Sweetheart Neck Lace-Up Bandeau One Piece Swimsuit

Permanently Reduced

La Porte Jacquard Sport Scoop One Piece Swimsuit

Permanently Reduced

Beach Riot Joyce Color Block One Shoulder One Piece Swimsuit

Permanently Reduced

Gianni Bini Paisley Square Neck Ruched Tie Side One Piece Swimsuit

Permanently Reduced

ContemporaryDillard's Exclusive

Magicsuit Pebbles Saki Printed V-Neck Tie Front One Piece Swimsuit

Permanently Reduced

La Blanca Fluid Lines Mesh Multi Strap Cross-Back Tank Tummy Control One Piece Swimsuit

Permanently Reduced

Internet Exclusive

Only size 10 available

ROBIN PICCONE Parker Stripe Point Collar V-Neck Plunge One Piece Swimsuit

Permanently Reduced

Athena Next by Athena Good Karma V-Neck Sleeveless One Piece Romper

Permanently Reduced

Gianni Bini Amalfi Stripe Ruched Tie Side One Piece Swimsuit

Permanently Reduced

ContemporaryDillard's Exclusive

Alex Marie Signature Sculpt Nouveau Tropical V-Neck Belted Tortoise Ring One Piece Swimsuit

Permanently Reduced

Dillard's Exclusive

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

Permanently Reduced

ContemporaryDillard's Exclusive

GB Leaf Print Scoop Neck Classic Tank One Piece Swimsuit

Permanently Reduced

Dillard's ExclusiveJuniors

Athena Next by Athena Curacao Palm Leaf Scuba Crew Neck Short Sleeve Front Zip One Piece Swimsuit

Permanently Reduced

Miraclesuit Tapiz Siren Surplice V-Neck Underwire Bra One Piece Swimsuit

Permanently Reduced

Only size 12 available

Bleu Rod Beattie Ombre Shirred Bandeau One Piece Swimsuit

Permanently Reduced

Gianni Bini Cardiff Rock Ruched Tie Side One Piece Swimsuit

Permanently Reduced

ContemporaryDillard's Exclusive

Beach House Liza Ditsy Floral Texture Princess Seam Underwire One Piece Swimdress

Permanently Reduced

Internet Exclusive

Trina Turk Luminary Printed Off The Shoulder Ruffle Bandeau One Piece Swimsuit

Permanently Reduced

Jessica Simpson Shibori Plunge Neck Drawstring One Piece Swimsuit

Permanently Reduced

kate spade new york Scallop V-Neck One Piece Swimsuit

Permanently Reduced

Only size XL available

Bleu Rod Beattie More Is More Printed Sweetheart Neck Underwire Bandeau One Piece Swimsuit

Permanently Reduced

Only size 6, 10 available

OCEANUS Mirrored Sea Beaded One Piece Swimsuit

Permanently Reduced

Internet Exclusive

Only size XS available

JOHNNY WAS JW X Paolita Circe's Garden Tank One Piece Swimsuit

Permanently Reduced

Only size XXL available

Mimi Flamingo Soleil Solids Willow Halter V-Neck Front Knot One Piece Swimsuit

Permanently Reduced

Gibson & Latimer Rainforest Palms V-Neck Wide Band Halter One Piece Swimsuit

Permanently Reduced

Dillard's Exclusive

Lucky Brand Malaga Multi Color Crochet High Neck One Piece Swimsuit

Permanently Reduced

Alex Marie Signature Sculpt Geo Lattice V-Neck One Piece Swimsuit

Permanently Reduced

Dillard's Exclusive

Bleu Rod Beattie Desert Bloom Strapless Sweetheart Shirred Bandeau One Piece Swimsuit

Permanently Reduced

Bleu Rod Beattie Crazy Love Printed V-Neck Cap Sleeves Shirred Bodice One Piece Swimsuit

Permanently Reduced

Bleu Rod Beattie Wild Thing Plunge Neck Open X-Back One Piece Swimsuit

Permanently Reduced

Tommy Bahama Island Cays Sweetheart V-Wire Strapless Tummy Control One Piece Swimsuit

Permanently Reduced

Gibson & Latimer Summer Flavor Wide Band V-Neck Halter One Piece Swimsuit

Permanently Reduced

Dillard's Exclusive

Mimi Flamingo Soleil Solids Sonny V-Neck Wide Strap Ruffle Trim One-Piece Swimsuit

Permanently Reduced

Gianni Bini French Countryside Ruched Side One Piece Swimsuit

Permanently Reduced

ContemporaryDillard's Exclusive

Only size XS, XL available

Vince Camuto Ocean Ripple Solid Halter Neck Underwire One Piece Swimdress

Permanently Reduced

Mimi Flamingo Lido Rib Knit Harper Solid Square Neck Open Back Tank One Piece Swimsuit

Permanently Reduced

Anne Cole Barcode Multi Color Stripe Flutter Sleeve High Neck One Piece Swimsuit

Permanently Reduced

A Loves A Reversible Rio Flower Tie Shoulder Scoop Neck One Piece Swimsuit

Permanently Reduced

Dillard's Exclusive

Only size XL available

Anne Cole Watercolor Paisley Flutter Sleeves Zip-Up Rashguard One Piece Swimsuit

Permanently Reduced

Rip Curl Isles Plaid Scoop Neck Underwire Bra One Piece Swimsuit

Permanently Reduced

Gibson & Latimer Solid V-Neck Wide Band Halter One Piece Swimsuit

Permanently Reduced

Dillard's Exclusive

Raisins Cabana Beach Stripe Ribbed Texture Scoop Neck One Piece Swimsuit

Permanently Reduced

Lucky Brand Marbella Contrast Shell Stitch V-Neck One Piece Swimsuit

Permanently Reduced

Agua Bendita Tribeca Nacar Lace-Up One Piece Swimsuit

Permanently Reduced

Becca by Rebecca Virtue Becca By Rebecca Virtue Portofino Makenna Corset Marbleized Ring Belt One Piece Swimsuit

Permanently Reduced

Only size S available

Bleu Rod Beattie Crazy Love Printed Sweetheart Neck Underwire Shirred Bodice One Piece Swimsuit

Permanently Reduced

GB Seersucker Puff Classic Tank One Piece Swimsuit

Permanently Reduced

Dillard's ExclusiveJuniors

La Porte Stephanie Jacquard Side Cut-Out Pearl Bandeau One Piece Swimsuit

Permanently Reduced

Maaji Briella Pastel Flourish Reversible Classic One Piece Swimsuit

Permanently Reduced

Hurley Wave Scrunch Scoop Neck Moderate One Piece Swimsuit

Permanently Reduced

Only size M available

Andrea Iyamah Tisi Detachable Crossover Back Strap One Piece Swimsuit

Permanently Reduced

ContemporaryInternet Exclusive

Only size XS available

Maaji Celine Coral Crush Reversible V-Neck Underwire One Piece Swimsuit

Permanently Reduced

Magicsuit Summer Lovin Louise Printed Surplice Neck Hidden Underwire One Piece Swimsuit

Permanently Reduced

Lucky Brand Porto Covo Water Color Placement Print Plunge One Piece Swimsuit

Permanently Reduced

Becca by Rebecca Virtue Becca By Rebecca Virtue Modern Edge Sophie Scoop Neck Cut-Out Lace-Up One Piece Swimsuit

Permanently Reduced

Anne Cole Watercolor Paisley Twist Front Strapless One Piece Swimsuit

Permanently Reduced

Only size 14 available

Tommy Bahama Solid Novelty Pearl V-Neck Tummy Control One Piece Swimsuit

Permanently Reduced

Athena Next by Athena Tropical Print V-Neck D-Cup Bra One Piece Swimsuit

Permanently Reduced

Lauren Ralph Lauren Engineered Paradise Floral Halter Neck One Piece Swimsuit

Permanently Reduced

Only size 12 available

Bleu Rod Beattie Ring Master Solid Tie-Neck Shirred Ring One Piece Swimsuit

Permanently Reduced

Internet Exclusive

Only size 4 available

Raisins Curve Plus Size Sun's Out Floral V-Neck Tie Front Underwire One Piece Swimsuit

Raisins Curve Plus Size Sun's Out Floral V-Neck Tie Front Underwire One Piece Swimsuit

Permanently Reduced

Internet Exclusive

Only size 16W available