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

Antonio Melani x Stephanie Covington Meryl Polka Dot Underwire One Piece Swimsuit

Antonio Melani x Stephanie Covington Meryl Polka Dot Underwire One Piece Swimsuit

Permanently Reduced

ContemporaryDillard's Exclusive

Gianni Bini Textured Gingham Loop Trim Bandeau One Piece Swimsuit

Gianni Bini Textured Gingham Loop Trim Bandeau One Piece Swimsuit

Permanently Reduced

ContemporaryDillard's Exclusive

Bleu Rod Beattie Desert Mirage Shirred Bandeau One Piece Swimsuit

Bleu Rod Beattie Desert Mirage Shirred Bandeau One Piece Swimsuit

Permanently Reduced

Jantzen Sunset Dream Ruching Surplice V-Neck One Piece Swimsuit

Jantzen Sunset Dream Ruching Surplice V-Neck One Piece Swimsuit

Permanently Reduced

Magicsuit Shell Beach Parker High Neck Underwire One Piece Swimsuit

Magicsuit Shell Beach Parker High Neck Underwire One Piece Swimsuit

Permanently Reduced

Shape Solver Sport Grecian Tile Long Sleeve Zip Front Paddleboard One Piece Swimsuit

Shape Solver Sport Grecian Tile Long Sleeve Zip Front Paddleboard One Piece Swimsuit

Permanently Reduced

Only size 10 available

Miraclesuit Adorn Siren V-Neck Underwire Bra One Piece Swimsuit

Miraclesuit Adorn Siren V-Neck Underwire Bra One Piece Swimsuit

Permanently Reduced

Internet Exclusive

Only size 8 available

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

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

Permanently Reduced

PLACEHOLDER x Stephanie Covington Meryl Polka Dot Underwire One Piece Swimsuit

Permanently Reduced

ContemporaryDillard's Exclusive

GB Floraflage Pink Scrunchie Textured Tank One Piece Swimsuit

Permanently Reduced

Dillard's ExclusiveJuniors

Janela Bay Solid Square Neck Double Ruffle One Piece Swimsuit

Permanently Reduced

PLACEHOLDER x Stephanie Covington Meryl Polka Dot Underwire One Piece Swimsuit

Permanently Reduced

ContemporaryDillard's Exclusive

Sanctuary Check Me Out Gingham High Leg Cut Scoop Neck Tank One Piece Swimsuit

Permanently Reduced

Only size L available

Beach Riot Reese Eyelet V-Neck One Piece Swimsuit

Permanently Reduced

PLACEHOLDER x Stephanie Covington Meryl Polka Dot Underwire One Piece Swimsuit

Permanently Reduced

ContemporaryDillard's Exclusive

La Blanca Coastal Club House Reversible Square Neck Bandeau One Piece Swimsuit

Permanently Reduced

Bleu Rod Beattie Lace-Up Back One Piece Swimsuit

Permanently Reduced

PLACEHOLDER x Stephanie Covington Meryl Polka Dot Underwire One Piece Swimsuit

Permanently Reduced

ContemporaryDillard's Exclusive

Lucky Brand Ocean Wave Multi Color One Piece Swimsuit

Permanently Reduced

Jantzen Wild Lush Sue Twisted Back V-Neck One Piece Swimsuit

Permanently Reduced

Internet Exclusive

kate spade new york Petal Cut-Out Bandeau One Piece Swimsuit

Permanently Reduced

Only size L, XL available

CeCe Sweetly Tied Bow Strapless Bandeau One Piece Swimsuit

Permanently Reduced

Sanctuary Midnight Breeze Palm Leaf Print V-Neck Tank One Piece Swimsuit

Permanently Reduced

Longitude Sweet Siren Long Torso Scoop Neck Ruffle Faux-Skirtini One-Piece Swimsuit

Permanently Reduced

Beach House Sailor Dot Underwire Tiered Ruffle One Piece Swimsuit

Permanently Reduced

Bahia Maria Aura Laser Cut Flower Underwire One Piece Swimsuit

Permanently Reduced

ContemporaryInternet Exclusive

Farm Rio Strilitzia Light Blush Print Halter One Piece Swimsuit

Permanently Reduced

Only size XS available

Mimi Flamingo Eden Printed Bailey Shirred Surplice One Piece Swimsuit

Permanently Reduced

Only size 8 available

Janela Bay Floral Off-The-Shoulder One Piece Swimsuit

Permanently Reduced

Janela Bay Ribbed Square Neck Double Ruffle Sleeve One Piece Swimsuit

Permanently Reduced

Raisins Straight Up Stripe Texture Scoop Neck One Piece Swimsuit

Permanently Reduced

Raisins Daisy Dreamer Texture Scoop Neck Tank One Piece Swimsuit

Permanently Reduced

Sanctuary Zodiac Beach Wire V-Neck One Piece Swimsuit

Permanently Reduced

Bleu Rod Beattie Tropical Tango Floral Texture X-Back Plunge One Piece Swimsuit

Permanently Reduced

Internet Exclusive

Vince Camuto Scoop Neck Corset One-Piece Swimsuit

Permanently Reduced

Only size 12 available

Anne Cole Bossa Nova Scallop Plunge One Piece Swimsuit

Permanently Reduced

Janela Bay Solid Floral Texture One Shoulder One Piece Swimsuit

Permanently Reduced

Miraclesuit Ikat Dorado Wrapsody Plunge Neck Halter One Piece Swimsuit

Permanently Reduced

Sanctuary Pretty In Provence Merrow Trim Underwire Bra One Piece Swimsuit

Permanently Reduced

CeCe Woven Harvest Solid Texture V-Neck One Piece Swimsuit

Permanently Reduced

Shape Solver Sport Pixel Twilight Long Sleeve Zip Front Paddleboard One Piece Swimsuit

Permanently Reduced

Bleu Rod Beattie Bellissimo Botanica Ring High Neck One Piece Swimsuit

Permanently Reduced

Raisins Curve Plus Size Shaka Square Neck Lace Up Back One Piece Swimsuit

Permanently Reduced

Sanctuary Stay Connected Front Cut-Out One Piece Swimsuit

Permanently Reduced

Only size S, M available

Jantzen Seaside Escape BBQ Ribs Scoop Neck Tummy Control One Piece Swimsuit

Permanently Reduced

Roxy Geo Floral Moderate Coverage High Neck One Piece Swimsuit

Permanently Reduced

Trina Turk Bougainvillea Floral Ruffle One-Piece Swimsuit

Permanently Reduced

Only size 6 available

Trina Turk Bougainvillea Long Bold Tropical Sleeve Zip-Up One Piece Paddle Swimsuit

Permanently Reduced

ContemporaryInternet Exclusive

Only size XS available

Beach Riot Liora Color Block Wave One Shoulder Cut-Out One Piece Swimsuit

Permanently Reduced

Only size XS, S available

Cleonie Crinkle Beach Hibiscus Maillot One Shoulder Color Block Cut-Out One Piece Swimsuit

Permanently Reduced

Jantzen Floral Outline Tina Underwire V-Neck One Piece Swimsuit

Permanently Reduced

Internet Exclusive

Beach House Diamond Meadows Brooke Scoop Neck Underwire One Piece Swimsuit

Permanently Reduced

Bleu Rod Beattie Ciao Capri Front Keyhole Plunge One Piece Swimsuit

Permanently Reduced

Magicsuit Scuba Clara Cap Sleeves Underwire One Piece Swimsuit

Permanently Reduced

La Blanca Prep & Paddle V-Collared Racerback One Piece Swimsuit

Permanently Reduced

Longitude Vineyard Vacay Long Torso Scoop Neck Ruffle Faux-Skirtini One-Piece Swimsuit

Permanently Reduced

Only size 8, 12 available

Sanctuary Beachy Keen Moderate Coverage Plunge One Piece Swimsuit

Permanently Reduced

Janela Bay Solid Eyelet Square Neck One Piece Swimsuit

Permanently Reduced

Sanctuary Beach Goddess Banded Shirred One Piece Swimsuit

Permanently Reduced

Magicsuit Solids Milli V-Neck Racerback Soft Cup Shirred One Piece Swimsuit

Permanently Reduced

Internet Exclusive

Only size 16 available

Magicsuit Empress Celeste V-Neck Underwire Bra Shirred Surplice One Piece Swimsuit

Permanently Reduced

Magicsuit Palmetto Goddess Cady Hidden Underwire Bandeau One Piece Swimsuit

Permanently Reduced

Raisins Twin Dots Ruffle Straight Neck One Piece Swimsuit

Permanently Reduced

Janela Bay Mango Blossom Squre Neck One Piece Swimsuit

Permanently Reduced

Magicsuit Solid Esti V-Neck Fixed Interlock Waist Belt One Piece Swimsuit

Permanently Reduced

Internet Exclusive

kate spade new york Pretty Paisley V-Neck One Piece Swimsuit

Permanently Reduced

Only size L available

Trina Turk Textured Solid Crepe V-Neck Braided Knot One Piece Swimsuit

Permanently Reduced

ContemporaryInternet Exclusive

Only size 8, 10 available

kate spade new york Floral Rosette High Neck One Piece Swimsuit

Permanently Reduced

Tommy Bahama Novelty Pearl Sweetheart Gold Wire Bandeau One Piece Swimsuit

Permanently Reduced

Athena NEXT by Athena Shaka Colorblock Scoop Neck Criss-Cross Tank One Piece Swimsuit

Permanently Reduced

Fantasie Molokai Multi Print V-Neck Full Cup Bra One Piece Swimsuit

Permanently Reduced

Internet Exclusive

CeCe Checkered Charm High-Cut Leg One Piece Swimsuit

Permanently Reduced

Longitude Wingful Thinking Long Torso Scoop Neck Ruffle Faux-Skirtini One-Piece Swimsuit

Permanently Reduced

Only size 12 available

Sanctuary Among Roses Floral Side Cut-Out Shirring Moderate Coverage One Piece Swimsuit

Permanently Reduced

CeCe Secret Garden Ruffle V-Neck One Piece Swimsuit

Permanently Reduced

Tommy Bahama Palm Modern Stripe Maillot Square Neck Tank One Piece Swimsuit

Permanently Reduced

Internet Exclusive

Only size 12 available

Sanctuary Pretty In Provence Square Neck Side Shirred One Piece Swimsuit

Permanently Reduced

Kurt Geiger London Chelsea Sweetheart Neck One Piece Swimsuit

Permanently Reduced

ContemporaryInternet Exclusive

Only size XS available

Salt Life Shoreline Rib Texture Scoop Neck One Piece Swimsuit

Permanently Reduced

Internet Exclusive

Only size XS, S available

Magicsuit Swoon Parker Underwire Side Tie Swim Dress One Piece Swimsuit

Permanently Reduced

ROBIN PICCONE Nova Halter Tie Neck One Piece Swimsuit

Permanently Reduced

Only size 6, 14 available

Cleonie Crinkle Wanderlust Scoop Back One Piece Swimsuit

Permanently Reduced

Lilly Pulitzer Napili Capri Blue Seersucker Stripe One Piece Swimsuit

Permanently Reduced

Only size 2 available

La Blanca Coastal Club House Square Neck Removable Belt Tank One Piece Swimsuit

Permanently Reduced

Raisins Cosmic Sunset Texture Scoop Neck One Piece Swimsuit

Permanently Reduced

La Blanca Plus Size Wild Whispers Plunge Neck One Piece Swimsuit

Permanently Reduced

Magicsuit Palmetto Cady V-Neck Underwire One Piece Swimsuit

Permanently Reduced

Internet Exclusive

Maaji Solar Bliss Luster Embroidered Reversible One Piece Swimsuit

Permanently Reduced

Sanctuary Stay Connected Solid Cap Sleeves Plunge One Piece Swimsuit

Permanently Reduced

Only size M available

Mimi Flamingo Layered Solids Drift Scoop Neck One Piece Swimsuit

Permanently Reduced

ROBIN PICCONE Charlotte Crochet Scoop Neck One Piece Swimsuit

Permanently Reduced

Internet Exclusive

Jantzen Shadow Play Carolyn Underwire Sweetheart Neck One Piece Swimsuit

Permanently Reduced

Freya Arizona Wave Adjustable Tie Side Plunge V-Neck One Piece Swimsuit

Permanently Reduced

Cleonie Crinkle Sky Bell Maillot Ruffle Detail Floral Print Bandeau One Piece Swimsuit

Permanently Reduced

Beach Riot Joyce Ribbed One Shoulder Color Block One Piece Swimsuit

Permanently Reduced

Gottex Embrace V-Neck Tummy Control Surplice One Piece Swimsuit

Permanently Reduced

Internet Exclusive

Only size 12 available

Bleu Rod Beattie Bellissimo Botanica Underwire Shirred Bandeau One Piece Swimsuit

Permanently Reduced

Only size 6 available

Hurley Vacay Plaid V-Neck Tie Back One Piece Swimsuit

Permanently Reduced

Cleonie Crinkle Nusa Dua Maillot Dreamland Print Halter One Piece Swimsuit

Permanently Reduced

Magicsuit Hot House Natalie Sweetheart Neck Cap Sleeve Bandeau One Piece Swimsuit

Magicsuit Hot House Natalie Sweetheart Neck Cap Sleeve Bandeau One Piece Swimsuit

Permanently Reduced

Internet Exclusive