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Mermaid Prom Dresses & School Formal Gowns: Embrace Elegance

Mermaid Formal Dresses Australia — Dive into drama and elegance with our trending range of mermaid-style formal gowns, loved on TikTok and red carpet events. At One Honey Boutique, enjoy a curated selection of fit‑and‑flare silhouettes, boned corsets, and thigh‑high slits in sizes 2–26 designed to highlight every curve.

Perfect for prom, Year 12 formals, and glam evenings, our mermaid gowns come in luxe fabrics like satin, sequin mesh, and stretch tulle. Influencer-approved styles feature lace‑up backs, plunging necklines, and delicate sparkle that red carpets & TikTok Reels crave.

Shop now with AfterPay, ZipPay, and LayBuy, or visit our Gold Coast showroom for a fitting. Preview your fit with our Virtual Try‑On Tool before committing.

Explore other shapes:
Strapless Formal Dresses
Two Piece Formal Sets

✔️ Sizes 2–26
✔️ Fit‑and‑flare & corset styles
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✔️ AfterPay, ZipPay & express shipping

🔥 TikTok Viral Dresses from $99 in-store

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👗 Try-On in Our Gold Coast Showroom Petite, Standard & Curve Sizes

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💃 School Formal Dresses Brisbane | TikTok Famous Gowns

🇦🇺 Proudly Australian Owned Since 2011

✨ Find The One With Help From Our Expert Stylists at One Honey

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IN STOCKSALESave 11%Honey Couture ZENDAYA Smokey Blue Satin Corset Bustier Leg Split Formal Dress (RED TAG FINAL SALE)Honey Couture ZENDAYA Smokey Blue Satin Corset Bustier Formal Dress with leg split, Australian designer prom gown in silky fabric.
Honey Couture ZENDAYA Smokey Blue Satin Corset Bustier Leg Split Formal Dress (RED TAG FINAL SALE) Sale price$409.95 AUD Regular price$459.95 AUD
Color
IN STOCKSALESave 11%Honey Couture ZENDAYA Light Blue Satin Corset Bustier Leg Split Formal Dress (RED TAG FINAL SALE)Honey Couture ZENDAYA Light Blue Satin Corset Bustier with leg split, designed by Australian label, affordable prom dress.
Honey Couture ZENDAYA Light Blue Satin Corset Bustier Leg Split Formal Dress (RED TAG FINAL SALE) Sale price$409.95 AUD Regular price$459.95 AUD
Color
USA SIZE 2 - 14Sold outThree women modeling colorful formal dresses: yellow, pink, and blue sequined evening gowns from Honey Couture.Model wearing Honey Couture MERLIAH Ocean Blue Sequin Beaded Mermaid Formal Dress, perfect for prom, Australian designer elegance.
Honey Couture MERLIAH Ocean Blue Sequin Beaded Mermaid Formal Dress Sale priceFrom $549.95 AUD
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ONLINE EXCLUSIVEUSA SIZE 000 - 22Royal Blue Sherri Hill 55230 strapless mermaid prom dress with diamante detail next to black sequin gown indoorsTwo women in black sequin and royal blue Sherri Hill prom gowns with leg slits, showcasing formal wear at an Australian stockist.
Sherri Hill 55230 Royal Blue Silky Strapless Diamante Detail Leg Split Mermaid Formal Dress Sale priceFrom $1,195.95 AUD
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ONLINE EXCLUSIVEUSA SIZE 000 - 14Sold outSherri-Hill-55124-Royal-Blue-Rhinestone-Mermaid-Prom-Dress-Corset-Australian-Stockist-School-Formal-GownSherri-Hill-55124-royal-blue-corset-back-mermaid-prom-dress-sequin-gown-Australian-stockist
Sherri Hill 55124 Royal Blue Rhinestone Embellished Jersey Corset Back Mermaid Formal Dress Sale priceFrom $869.95 AUD
Color
ONLINE EXCLUSIVEUSA SIZE 000 - 18Sherri-Hill-55200-Light-Blue-Leaf-Lace-Corset-Mermaid-Prom-Dress-Australian-Stockist-Designer-Formal-WearSherri-Hill-55200-Light-Blue-Leaf-Lace-Mermaid-Corset-Prom-Dress-Backless-Designer-Formal-Gown-Australian-Stockist
Sherri Hill 55200 Light Blue Leaf Lace Embroidered Corset Mermaid Formal Dress Sale priceFrom $899.95 AUD
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ONLINE EXCLUSIVEUSA SIZE 000 - 14Sherri Hill 55059 light blue sequin corset dress with leg split, alongside navy blue sequin gown, Australian stockist.Sherri Hill 55059 light-blue sequin lace corset leg-split prom dress next to navy sequin gown, school formal style.
Sherri Hill 55059 Light Blue Sequin Lace Embellishment Corset Leg Split Formal Dress Sale priceFrom $1,189.95 AUD
Color
ONLINE EXCLUSIVEUSA SIZE 000 - 14Sherri-Hill-54838-Periwinkle-Beaded-Sequin-Corset-Leg-Split-Prom-Dress-Australian-Stockist-Designer-Formal-WearSherri-Hill-54838-Periwinkle-Beaded-Sequin-Corset-Leg-Split-Formal-Dress-Backless-Design-Prom-School-Gown
Sherri Hill 54838 Periwinkle Beaded Sequin Corset Leg Split Formal Dress Sale priceFrom $1,050.00 AUD
Color
USA SIZE XS - LSold outModel in Honey Couture COLLEN Navy Off Shoulder Mermaid Evening Dress, Australian Designer Prom Gown, Sequin Fabric, Floor LengthWoman wearing Honey Couture COLLEN navy off-the-shoulder sequin evening gown, featuring mermaid design. Perfect for formal occasions.
Honey Couture COLLEN Navy Off The Shoulder Mermaid Evening Dress Sale price$399.95 AUD
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USA SIZE XS - XLSold outWoman wearing Honey Couture LARA Electric Blue Sequin Mermaid Formal Dress, perfect for prom or evening event. Australian Designer Prom Dresses.Woman wearing Honey Couture LARA Electric Blue Sequin Mermaid Dress from Australian Designer, perfect for prom or evening events.
Honey Couture LARA Electric Blue Sequin Thick Strap Mermaid Formal Dress Sale price$429.95 AUD
Color
ONLINE EXCLUSIVEUSA SIZE 0 - 24PORTIA & SCARLETT PS23232 Cobalt glitter off-shoulder gown with feather details and leg split, formal dress Brisbane to Gold Coast.
Portia & Scarlett PS23232 Cobalt Glitter Off The Shoulder Feather Detail Mermaid Formal Gown Sale priceFrom $1,299.95 AUD
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ONLINE EXCLUSIVEUSA SIZE 0 - 24PORTIA & SCARLETT PS23232 Light Blue glitter off the shoulder mermaid formal gown with feather detail, Brisbane to Gold Coast.
Portia & Scarlett PS23232 Light Blue Glitter Off The Shoulder Feather Detail Mermaid Formal Gown Sale priceFrom $1,299.95 AUD
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USA SIZE XS - LSold outMADDISON Electric Blue Strapless Mermaid Evening Dress by Honey Couture, Australian Designer, Prom Dress, Affordable Evening Gown.Woman wearing Honey Couture MADDISON Electric Blue Strapless Mermaid Evening Dress, an affordable Australian designer prom gown.
Honey Couture MADDISON Electric Blue Strapless Mermaid Evening Dress Sale price$499.95 AUD
Color
ONLINE EXCLUSIVEUSA SIZE 0 - 18PORTIA & SCARLETT PS22531 dazzling cobalt sequin mermaid gown with a thigh-high slit, perfect for formal occasions. Brisbane to Gold Coast.
Portia & Scarlett PS22531 Cobalt Glitter Sequin Mermaid Bustier Formal Gown Sale priceFrom $1,299.95 AUD
Color
USA SIZE S - LSold outHoney Couture ANJALI Baby Blue Crystal Feature Mermaid Formal GownHoney Couture ANJALI Baby Blue Crystal Feature Mermaid Formal Gown
Honey Couture ANJALI Baby Blue Crystal Feature Mermaid Formal Gown Sale price$549.95 AUD
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USA SIZE XS - LSold outTwo women in fashionable dresses; one in a floral print backless gown, the other in a blue Honey Couture Cynthia strapless mermaid prom dress.Model wearing Honey Couture CYNTHIA Blue Silky Strapless Mermaid Prom Dress by Australian Designer. Elegant and affordable evening gown.
Honey Couture CYNTHIA Blue Silky Bustier Strapless Mermaid Formal Dress Sale price$399.95 AUD
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USA SIZE XS - XLSold outModel wearing Honey Couture BLANCHE blue sequin one shoulder mermaid prom dress from Australian Designer - affordable evening gown.Honey Couture BLANCHE blue one-shoulder sequin mermaid dress, perfect for prom or formal events. Australian designer, affordable evening gown.
Honey Couture BLANCHE Blue Sequin One Shoulder Mermaid Formal Dress Sale priceFrom $469.95 AUD
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USA SIZE XS - XLSold outModel wearing Honey Couture TASMIN navy blue bum scrunch lace-up back short formal dress by Australian designer, affordable prom evening gown.Woman wearing Honey Couture TASMIN navy blue formal dress with bum scrunch, lace-up back, and thin straps. Australian designer prom gown.
Honey Couture TASMIN Navy Blue Bum Scrunch Lace Up Back Short Formal Dress Sale price$569.95 AUD
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USA SIZE XS - XLSold outHoney Couture ATHENA Blue Gold Sequin Cut Out Waist Formal DressHoney Couture ATHENA Blue Gold Sequin Cut Out Waist Formal Dress
Honey Couture ATHENA Blue Gold Sequin Cut Out Waist Formal Dress Sale price$459.95 AUD
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ONLINE EXCLUSIVEUSA SIZE 0 - 24PS22036 Cinderella Blue sequin mermaid gown with corset top, perfect for formal occasions. Available from Brisbane to Gold Coast, Australia.PS22036 Cinderella Blue sequined mermaid gown with corset top, perfect for formal events. Brisbane to Gold Coast, Australia.
Portia & Scarlett PS22036 Cinderella Blue Corset Top Sequin Mermaid Formal Gown Sale priceFrom $1,039.95 AUD
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ONLINE EXCLUSIVEUSA SIZE 0 - 24PORTIA & SCARLETT PS21228 cobalt sequin lace formal gown with feathered train and high leg slit, evening gown, Brisbane to Gold CoastPORTIA & SCARLETT PS21228 Cobalt Sequin Lace Gown with feathered train and high leg slit, ideal for formal events. Brisbane to Gold Coast.
Portia & Scarlett PS21228 Cobalt Sequin Lace Fitted Formal Gown Sale priceFrom $1,049.95 AUD
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ONLINE EXCLUSIVEUSA SIZE 0 - 24PORTIA & SCARLETT PS21208 Cobalt strapless sequin mermaid gown, evening dress with high stretch, Brisbane to Gold Coast.PS21208 Cobalt Strapless Sequin Mermaid Formal Gown with iridescent sequins, ideal for special occasions, Brisbane to Gold Coast, Australia.
Portia & Scarlett PS21208 Cobalt Strapless Sequin Mermaid Formal Gown Sale priceFrom $629.95 AUD
Color
AUS SIZE 2 - 24TINA HOLLY COUTURE TW031 Navy gown with beaded sequins and deep V neckline. Mermaid formal dress. Brisbane to Gold Coast.TINA HOLLY COUTURE TW031 navy beaded sequin mermaid gown, lace-up back, prom dress, Brisbane to Gold Coast, Australia.
Tina Holly Couture TW031 Navy Deep V Neckline With Beaded Sequins Mermaid Formal Gown Dress Sale priceFrom $679.95 AUD
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USA SIZE XS - 3XLModel wearing Honey Couture MIREN Navy Blue Lace Applique Mermaid Formal Dress, an Australian Designer prom gown with a dramatic train.Honey Couture MIREN navy blue mermaid gown with lace applique, from Australian designer. Perfect for prom and evening events.
Honey Couture MIREN Navy Blue Lace Applique Mermaid Formal Dress Sale priceFrom $599.95 AUD
Color
USA SIZE XS - LSold outTwo women in sequin dresses, one in pink and the other in Honey Couture SHAYE Navy Blue, suitable for prom or special occasions.Honey Couture SHAYE Navy Blue Sequin Dress, perfect for prom, formal, or special occasions. From Australian Designer, affordable luxury.
Honey Couture SHAYE Navy Blue Sequin Dress Sale price$469.95 AUD
Color
USA SIZE XS - XLHoney Couture BLAIR Electric Blue Sequin Off Shoulder Formal Gala Dress by Australian Designer, perfect for proms and evening events.Model wearing Honey Couture BLAIR Electric Blue Sequin Off Shoulder Formal Gala Dress, Australian Designer, Prom Dresses, Evening Gowns.
Honey Couture BLAIR Electric Blue Sequin Off Shoulder Formal Gala Dress Sale price$399.95 AUD
Color
USA SIZE XS - LSold outHoney Couture HOPE Baby Blue Sequin Leg Split Formal Dress by Australian Designer, perfect for prom or evening occasions. Affordable elegance.Model wearing Honey Couture HOPE Baby Blue Sequin Leg Split Formal Dress, a stunning evening gown by Australian designer, perfect for prom.
Honey Couture HOPE Baby Blue Sequin Leg Split Formal Dress Sale price$529.95 AUD
Color
AUS SIZE 2 - 24TINA HOLLY COUTURE TW024 royal blue glitter corset formal dress, mermaid style, Off Shoulder Ruffle Sleeve, Brisbane to Gold CoastTINA HOLLY COUTURE TW024 glitter lace mermaid formal dress, royal blue, off-shoulder, Brisbane to Gold Coast, Australia
Tina Holly Couture TW024 Royal Blue Corset Lace Glitter Mermaid Formal Dress Sale priceFrom $739.95 AUD
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USA SIZE XS - LHoney Couture DENISE Electric Blue Sequin Cut Out Strapless Mermaid Evening Dress by Australian Designer.Model wearing Honey Couture DENISE Electric Blue Sequin Strapless Mermaid Evening Dress, Australian Designer, Prom Dresses, Evening Gowns, Affordable
Honey Couture DENISE Electric Blue Sequin Cut Out Strapless Mermaid Evening Dress Sale price$499.95 AUD
Color
USA SIZE XS - LHoney Couture NAOMI Electric Blue Sequin Strapless Mermaid Evening Dress, an affordable Australian Designer prom gown.Model wearing Honey Couture NAOMI Electric Blue Sequin Strapless Mermaid Evening Dress from Australian Designer. Prom Dress and Evening Gown.
Honey Couture NAOMI Electric Blue Sequin Pointy Strapless Mermaid Evening Dress Sale price$499.95 AUD
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USA SIZE XS - LSold outHoney Couture KAIA navy blue sequin low back dress by Australian designer, ideal for prom and evening occasions, featuring bum ruching.Model wearing Honey Couture KAIA navy blue sequin dress, low back, bum ruching, designed by Australian Designer, perfect for prom or evening events.
Honey Couture KAIA Navy Blue Sequin Bum Ruching Low Back Dress Sale price$469.95 AUD
Color
USA SIZE XS - LHoney Couture CASSIDY baby blue sequin evening gown with low back, perfect for prom or special occasions from Australian Designer.Honey Couture CASSIDY Baby Blue Sequin Low Back Formal Dress - Australian Designer Prom Dress, Evening Gown, Affordable Elegance
Honey Couture CASSIDY Baby Blue Sequin Low Back Formal Dress Sale price$569.95 AUD
Color
USA SIZE XS - LSold outHoney Couture RACHEL Blue V Front Silky Formal Dress with leg split, perfect for pageants and events by Australian designer. Prom and evening gown.Honey Couture RACHEL Blue Silky Formal Dress, features a V front, leg split, perfect for prom or formal events. Australian Designer.
Honey Couture RACHEL Blue V Front Silky Formal Dress Sale price$399.95 AUD
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USA SIZE 2 - 10Sold outAlt Tag: Honey Couture SERENA blue sequin beaded applique formal dress with leg split, perfect for prom or evening events, by Australian designer.Back view of Honey Couture SERENA Blue Sequin Formal Dress, featuring open back, mermaid train, and floral appliques for prom or evening wear.
Honey Couture SERENA Blue Sequin Beaded Applique Leg Split Formal Dress Sale price$699.95 AUD
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USA SIZE XS - LSold outTwo models wearing the Honey Couture TAYTUM Electric Blue Sequin Mermaid Evening Gown and a neutral gown, ideal for proms and formal occasions.Woman wearing Honey Couture TAYTUM Electric Blue Sequin Mermaid Evening Gown by Australian Designer, perfect for prom or special occasions.
Honey Couture TAYTUM Electric Blue Sequin Mermaid Evening Gown Dress Sale price$569.95 AUD
Color
AUS SIZE 2 - 24TINA HOLLY COUTURE TW029 Indigo shimmer mermaid dress, thin straps, mermaid train, school formal dress, Brisbane to Gold CoastTINA HOLLY COUTURE TW029 Indigo Blue Glitter Mermaid Dress with V-back and thin straps, school formal attire, Brisbane to Gold Coast.
Tina Holly Couture TW029 Indigo Blue Shimmer Mermaid Formal Dress Sale priceFrom $619.95 AUD
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USA SIZE S - LHoney Couture IMOGEN Baby Blue Low Back Mermaid Formal Dress, Australian Designer, Prom Dress, Evening Gown, Affordable FashionHoney Couture IMOGEN baby blue low back mermaid prom dress, Australian designer evening gown, affordable formal wear.
Honey Couture IMOGEN Baby Blue Low Back Mermaid Formal Dress Sale price$449.95 AUD
Color
USA SIZE XS - LSold outWomen wearing Honey Couture RACQUEL and other evening gowns, featuring electric blue sequin mermaid dress, designed by Australian label for prom.
Honey Couture RACQUEL Electric Blue Sequin Low Back Mermaid Evening Gown Dress Sale price$469.95 AUD
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USA SIZE XS - LModels wearing Honey Couture DARIA Electric Blue and green formal dresses with ruching and cut-out designs in a fashion store.Honey Couture DARIA electric blue formal dress with bum ruching, featuring tie-up halter neck and diamond cut-out. Australian Designer prom gown.
Honey Couture DARIA Electric Blue Bum Ruching Cut Out Tie Up Formal Dress Sale price$449.95 AUD
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USA SIZE XS - XLSold outHoney Couture SAMANTHA Blue & Black Lace Mermaid Formal Dress, Australian Designer Prom Gown, Affordable Evening Wear, Low Back DetailHoney Couture SAMANTHA Blue & Black Lace Mermaid Evening Gown, Australian Designer, Affordable Prom Dress, Low Back, Stretch Fabric
Honey Couture SAMANTHA Blue & Black Lace Mermaid Formal Dress Sale price$349.95 AUD
Color
USA SIZE XS - XLSold outHoney Couture CHRISTINE Blue Black Purple Sequin Formal Dress, Australian Designer, Prom Dresses, Evening Gowns, Affordable fashion.Model wearing Honey Couture CHRISTINE Blue Black Purple Sequin Prom Dress, designed by Australian Designer, perfect for formal events.
Honey Couture CHRISTINE Blue Black Purple Sequin Formal Dress Sale price$529.95 AUD
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USA SIZE S - LSold outHoney Couture RILEY Blue Low Back Mermaid Evening Gown DressHoney Couture RILEY Blue Low Back Mermaid Evening Gown Dress
Honey Couture RILEY Blue Low Back Mermaid Evening Gown Dress Sale price$549.95 AUD
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USA SIZE XS - XLSold outSANCHA Navy Blue Mermaid Gown, Lace Up Back, Honey Couture, Australian Designer, Prom Dress, Evening Gown, Affordable Fashion.SANCHA Navy Blue Mermaid Evening Gown by Honey Couture, Australian Designer Prom Dresses, Lace Up Low Back, Affordable Elegance
The SANCHA Navy Blue Low Back Lace Up Mermaid Evening Gown Dress Sale price$529.95 AUD
Color
USA SIZE XS - XLSold outHoney Couture ELTON Strapless Mermaid Evening Gown Dress {vendor} AfterPay Humm ZipPay LayBuy SezzleHoney Couture ELTON Strapless Mermaid Evening Gown Dress {vendor} AfterPay Humm ZipPay LayBuy Sezzle
Honey Couture ELTON Strapless Mermaid Evening Gown Dress Sale price$629.95 AUD
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USA SIZE XS - XLHoney Couture ARIANA Navy Blue Low Back Mermaid Evening Gown Dress {vendor} AfterPay Humm ZipPay LayBuy SezzleHoney Couture ARIANA Navy Blue Low Back Mermaid Evening Gown Dress {vendor} AfterPay Humm ZipPay LayBuy Sezzle
Honey Couture ARIANA Navy Blue Low Back Mermaid Evening Gown Dress Sale price$549.95 AUD
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USA SIZE S - LSold outHoney Couture EVELYN Blue Silky Slip Formal Dress, Australian Designer Prom Gown, Electric Blue Evening Wear, Affordable Fashion.Honey Couture EVELYN Blue Silky Slip Formal Dress, Australian Designer Evening Gown, Prom Dress, Tie-up Back, Affordable Fashion
Honey Couture EVELYN Blue Silky Slip Formal Dress Sale price$349.95 AUD
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USA SIZE XS - LSold outHoney Couture BRAYLEE Blue Tie-up back Evening Dress {vendor} AfterPay Humm ZipPay LayBuy SezzleHoney Couture BRAYLEE Blue Tie-up back Evening Dress {vendor} AfterPay Humm ZipPay LayBuy Sezzle
Honey Couture BRAYLEE Blue Tie-up back Evening Dress Sale price$429.95 AUD
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AUS SIZE 2 - 24TINA HOLLY COUTURE TA139 navy blue sequin mermaid dress with long sleeves, formal gown, Brisbane to Gold Coast, AustraliaTINA HOLLY COUTURE TA139 navy blue sequin mermaid formal dress with long sleeves by a piano, Brisbane to Gold Coast, Australia
Tina Holly Couture TA139 Navy Blue Sequin Long Sleeve Mermaid Formal Dress Sale priceFrom $549.95 AUD
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Mermaid Formal Dresses Australia

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