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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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🔥 TikTok Viral Dresses from $99 in-store

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💃 School Formal Dresses Brisbane | TikTok Famous Gowns

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

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ONLINE EXCLUSIVEUSA SIZE 00 - 16SHANNON satin slit prom gown with embroidered applique and one-shoulder design, perfect for Brisbane to Gold Coast events.Back view of a champagne satin formal gown with lace-up detailing worn by a smiling woman. Elegant setting with a rustic wooden door.
SHANNON One Shoulder Applique Bustier Corset Prom & Formal Dress Sale priceFrom $749.95 AUD
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ONLINE EXCLUSIVEUSA SIZE 00 - 16RENATA Mermaid Formal Dress with open back and criss-cross straps. Perfect for proms and formals. Brisbane to Gold Coast.RENATA Lace Bodice Mermaid Formal Dress with Open Back and Slit, perfect for proms or balls, Brisbane to Gold Coast.
RENATA Low Back Lace Feature Mermaid Formal Dress Sale priceFrom $679.95 AUD
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ONLINE EXCLUSIVEUSA SIZE 0 - 16ISABEAU Crystal corset back mermaid dress with bead embellishments. Elegant satin prom gown, Brisbane to Gold Coast, Australia.ISABEAU Crystal Corset Back Mermaid dress with fitted satin skirt, perfect for prom and formal events. Brisbane to Gold Coast, Australia.
ISABEAU Crystal Corset Back Mermaid School Formal & Prom Dress Sale priceFrom $679.95 AUD
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ONLINE EXCLUSIVEUSA SIZE 0 - 16GABRIELLA Sweetheart Neckline Tulle Ball Gown with beaded corset, school formal dress. Brisbane to Gold Coast, Australia.GABRIELLA Sweetheart Neckline Tulle Ball Gown with Sparkly Beaded Bodice, Prom Dress, Brisbane to Gold Coast, Australia
GABRIELLA Sweetheart Neckline Tulle Ball Gown School Formal & Prom Dress Sale priceFrom $1,150.00 AUD
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USA SIZE XS - 3XLVISIT OUR GOLD COAST STORE TO TRY ONAlt Tag: THELMA sequin bustier corset with lace bodice mermaid formal dress, Brisbane to Gold Coast, Australia.THELMA Sequin Bustier Satin Mermaid Dress with floral off-shoulder design, evening gown style, Brisbane to Gold Coast.
THELMA Sequin Bustier Corset Satin Mermaid Formal Dress Sale price$799.95 AUD
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VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE 2 - 14BRIDGETTE Strapless Satin Appliqué Mermaid Formal Dress with lace bodice and satin slit, evening gown. Brisbane to Gold Coast.BRIDGETTE strapless satin mermaid dress with lace appliqué and V neckline, perfect for evening wear. Brisbane to Gold Coast.
BRIDGETTE Strapless Satin Appliqué Mermaid Formal Dress Sale priceFrom $799.95 AUD
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USA SIZE 0 - 16HELANI green lace leg split mermaid prom gown with illusion bodice. Perfect for school formals, Brisbane to Gold Coast.HELANI Mermaid Prom Dress with lace bodice and leg split, perfect for formal events. Elegantly styled from Brisbane to Gold Coast, Australia.
HELANI Embroidery & Glitter Leg Split Mermaid Prom Formal Dress Sale priceFrom $859.95 AUD
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USA SIZE 0 - 14NIVIA Sheer Mesh Corset Halter Neck Meridian School Formal Prom Dress, featuring a deep V-neck and thigh-high slit. Brisbane to Gold Coast.NIVIA sheer mesh corset mermaid prom dress with halter neck, deep V-back, styled for a captivating look. Brisbane to Gold Coast.
NIVIA Sheer Mesh Corset Halter Neck Mermaid School Formal & Prom Dress Sale priceFrom $679.95 AUD
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USA SIZE 2 - 16KIANA Strapless Sequin Bustier Corset Silky Mermaid Prom Dress with slit, Brisbane to Gold Coast.KIANA Strapless Sequin Bustier Corset Dress with silky mermaid skirt and side slit, perfect for prom, Brisbane to Gold Coast, Australia.
KIANA Strapless Sequin Bustier Corset Silky Mermaid Prom Formal Dress Sale priceFrom $659.95 AUD
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USA SIZE 0 - 14NESSA Beaded Bustier Strapless Mermaid Dress with floral embellishments, perfect for prom or formal. Brisbane to Gold Coast.NESSA beaded bustier strapless mermaid dress with floral applique, perfect for prom and school formal. Brisbane to Gold Coast
NESSA Beaded Bustier Strapless Mermaid Prom & School Formal Dress Sale priceFrom $749.95 AUD
Color
USA SIZE XS - 2XLDISCONTINUED FINAL SIZES AVAILABLEAERIS Beaded Sequin Bustier Corset Mermaid Prom Dress with high slit, floral appliques, and V-neckline. Brisbane to Gold Coast.AERIS Beaded Sequin Bustier Corset Mermaid Prom Formal Dress, featuring a floral applique V-neck corset design with high slit. Brisbane to Gold Coast.
AERIS Beaded Sequin Bustier Corset Mermaid Prom Formal Dress Sale priceFrom $849.95 AUD
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VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE 2 - 16STERLING Embellished Corset Satin Mermaid Formal DressSTERLING royal blue embellished corset mermaid formal dress with lace bodice and satin skirt, evening gown, Brisbane to Gold Coast
STERLING Embellished Corset Satin Mermaid Formal Dress Sale priceFrom $799.95 AUD
Color
VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE 2 - 16DISCONTINUED FINAL SIZES AVAILABLEODESSA green satin mermaid dress with beaded lace and thigh-high slit, perfect evening gown. Brisbane to Gold Coast, Australia.ODESSA Embellished Glitter Satin Mermaid Dress with beaded lace and leg slit, perfect evening gown. Brisbane to Gold Coast, Australia
ODESSA Embellished Glitter Satin Mermaid Formal Dress Sale priceFrom $729.95 AUD
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VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE 2 - 22SIREN Curve Silky Lace Bustier Corset Mermaid Formal Prom Dress in Color: Dusty Blue | One Honey AustraliaSIREN Curve Silky Lace Bustier Corset Mermaid Formal Prom Dress in Color: Black | One Honey Australia
SIREN Silky Lace Bustier Corset Mermaid Formal Prom Dress Sale priceFrom $799.95 AUD
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USA SIZE 4 - 18CASTELLE black embellished bustier dress with sweetheart neckline and fitted mermaid skirt, evening gown. Brisbane to Gold Coast, Australia.CASTELLE Black embellished bustier off shoulder mermaid dress with lace bodice, evening gown, Brisbane to Gold Coast Australia.
CASTELLE Black Embellished Bustier Off Shoulder Mermaid Formal Dress Sale priceFrom $699.95 AUD
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USA SIZE XS - XLMIRA off-white satin mermaid prom dress with halter neck and leg slit, photographed outdoors, Brisbane to Gold Coast, Australia.Alt Tag: MIRA satin halter neck mermaid prom dress with leg slit, elegant bridal gown in white. Perfect from Brisbane to Gold Coast.
MIRA Silky Off White Halter Neck Mermaid w Leg Split Prom & Bridal Dress Sale price$729.95 AUD
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USA SIZE 2 - 16MYSTIQUE silver beaded strapless mermaid dress with sheer bodice, perfect for evening elegance. Brisbane to Gold Coast, Australia.MYSTIQUE silver mermaid dress with beaded bodice and sweetheart neckline, perfect for evening glamour. Brisbane to Gold Coast.
MYSTIQUE Couture Hand Beaded Embellished Bodice Strapless Mermaid Formal Dress Sale price$799.95 AUD
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USA SIZE 2 - 16STERLING embellished corset satin mermaid formal dress with lace bodice and ruched waistline, evening gown, Brisbane to Gold Coast.STERLING Off White Embellished corset satin mermaid evening gown, featuring lace bodice and flowing train. Brisbane to Gold Coast.
STERLING Off White Embellished Corset Satin Mermaid Formal Dress Sale priceFrom $799.95 AUD
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USA SIZE 2 - 14LIMITED EDITIONBRIDGETTE White strapless satin appliqué mermaid dress with lace bodice and thigh-high slit, evening gown, Brisbane to Gold Coast.BRIDGETTE strapless satin appliqué mermaid dress with lace bodice, evening gown style. Brisbane to Gold Coast, Australia.
BRIDGETTE White Strapless Satin Appliqué Mermaid Formal Dress Sale priceFrom $799.95 AUD
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ONLINE EXCLUSIVEUSA SIZE 2 - 16Sold outELLIANA Trumpet Mermaid Feather Feature Prom & Formal Evening DressELLIANA Trumpet Mermaid Feather Feature Prom & Formal Evening Dress
ELLIANA Trumpet Mermaid Feather Feature Prom & Formal Evening Dress Sale priceFrom $959.95 AUD
Color
ONLINE EXCLUSIVEUSA SIZE 2 - 16Sold outPRETORIA Beaded Couture Feather Mermaid Prom & Formal DressPRETORIA Beaded Couture Feather Mermaid Prom & Formal Dress
PRETORIA Beaded Couture Feather Mermaid Prom & Formal Dress Sale price$1,109.95 AUD
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ONLINE EXCLUSIVECURVE SIZEUSA SIZE 18 - 24Plus size Pretoria beaded mermaid prom dress with feathers, featuring curve-hugging design in vibrant blue.Plus size model in PRETORIA Curve Beaded Couture Feather Mermaid Prom Dress with bead embellishments and faux goose feathers, back view.
PRETORIA Curve Beaded Couture Feather Mermaid Prom & Formal Dress Sale price$1,209.95 AUD
Color
ONLINE EXCLUSIVEUSA SIZE 2 - 16Sold outSONATA Beaded Couture Mermaid Engagement & Bridal Evening DressSONATA Beaded Couture Mermaid Engagement & Bridal Evening Dress
SONATA Beaded Couture Mermaid Engagement & Bridal Evening Dress Sale price$989.95 AUD
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ONLINE EXCLUSIVEUSA SIZE 2 - 16Sold outKATANA Strapless Embellished Applique Tulle Mermaid Leg Slit Prom & Formal DressKATANA Strapless Embellished Applique Tulle Mermaid Leg Slit Prom & Formal Dress
KATANA Strapless Embellished Applique Tulle Mermaid Leg Slit Prom & Formal Dress Sale price$989.95 AUD
Color
N STOCKDISCONTINUEDSold outLEXLEY Baby Pink Romantic Floral Applique Tulle Mermaid Prom & Formal DressLEXLEY Baby Pink Romantic Floral Applique Tulle Mermaid Prom & Formal Dress
LEXLEY Baby Pink Romantic Floral Applique Tulle Mermaid Prom & Formal Dress Sale price$1,109.95 AUD
Color
VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE XS - XLPRESLEY Beaded Bustier Satin Leg Slit Mermaid Prom & Formal DressPRESLEY Beaded Bustier Satin Leg Slit Mermaid Prom & Formal Dress
PRESLEY Beaded Bustier Satin Leg Slit Mermaid Prom & Formal Dress Sale priceFrom $659.95 AUD
Color
ONLINE EXCLUSIVEUSA SIZE XS - XLSAYLOR Strapless Lace Bustier Mesh Waist Insert Mermaid Prom & Formal DressSAYLOR Strapless Lace Bustier Mesh Waist Insert Mermaid Prom & Formal Dress
SAYLOR Strapless Lace Bustier Mesh Waist Insert Mermaid Prom & Formal Dress Sale price$599.95 AUD
Color
ONLINE EXCLUSIVEUSA SIZE XS - XLLAINEY Glitter Sweetheart Neckline Strapless Corset Prom & Formal DressLAINEY Glitter Sweetheart Neckline Strapless Corset Prom & Formal Dress
LAINEY Glitter Sweetheart Neckline Strapless Corset Prom & Formal Dress Sale price$899.95 AUD
Color
ONLINE EXCLUSIVEUSA SIZE XS - XLISABEL Glitter Sweetheart Bustier w Mesh Trumpet Mermaid Prom & Formal DressISABEL Glitter Sweetheart Bustier w Mesh Trumpet Mermaid Prom & Formal Dress
ISABEL Glitter Sweetheart Bustier w Mesh Trumpet Mermaid Prom & Formal Dress Sale price$799.95 AUD
Color
VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE XS - XLSHEENA Strapless Bustier Tulle Layered Tulle Mermaid Prom & Formal DressSHEENA Strapless Bustier Tulle Layered Tulle Mermaid Prom & Formal Dress
SHEENA Strapless Bustier Tulle Layered Tulle Mermaid Prom & Formal Dress Sale price$995.95 AUD
Color
VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE XS - XLMILLICENT Corset Deep V Front Sequin & Glitter Leg Split Mermaid Prom DressMILLICENT Corset Deep V Front Sequin & Glitter Leg Split Mermaid Prom Dress
MILLICENT Corset Deep V Front Sequin & Glitter Leg Split Mermaid Prom Dress Sale priceFrom $979.95 AUD
Color
ONLINE EXCLUSIVEUSA SIZE 0 - 14ARINA emerald green mermaid dress with 3D floral appliques and lace-up back, perfect for prom and school formals. Brisbane to Gold CoastARINA corset mermaid dress with emerald 3D flowers and lace-up back, perfect for formal events. Brisbane to Gold Coast.
ARINA Emerald Green 3D Flowers Lace Up Corset Mermaid School Formal & Prom Dress Sale price$899.95 AUD
Color
ONLINE EXCLUSIVEUSA SIZE 0 - 16KAROLINA Aqua Blue Tulle Ball Gown with tiered ruffles and lace-up back, perfect for prom and school formal. Brisbane to Gold Coast.KAROLINA Aqua Blue tulle frilly corset back ball gown with tiered ruffles, plunging neckline. Prom dress, Brisbane to Gold Coast.
KAROLINA Aqua Blue Tulle Frilly Corset Back Ball Gown School Formal & Prom Dress Sale priceFrom $1,250.00 AUD
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AUS SIZE 6 - 16 VISIT OUR GOLD COAST STORE TO TRY ONHoney Couture ZOEY Magenta Hot Pink Sequin Corset Lace Up Formal DressHoney Couture ZOEY Magenta Hot Pink Sequin Corset Lace Up Formal Dress
Honey Couture ZOEY Magenta Hot Pink Sequin Corset Lace Up Formal Dress Sale price$549.95 AUD
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IN STOCKDISCONTINUEDSALESold outGENEVIEVE red flower applique corset waist school formal dress with leg split. Elegant and glamorous from Brisbane to Gold Coast, Australia.GENEVIEVE Red Flower Applique Corset Waist formal dress with a silky leg split, perfect for special events. Brisbane to Gold Coast.
GENEVIEVE Red Flower Applique Corset Waist Formal Dress Sale price$759.95 AUD
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LIMITED EDITIONUSA SIZE 2 - 16Honey Couture ARIA Baby Blue Lace Insert Corset Back Formal Dress, Australian Designer Prom and Evening Gown on model in stairway.ARIA Baby Blue Lace Insert Corset Back Formal Dress by Honey Couture, an Australian Designer, perfect for prom and evening events, affordable elegance.
Honey Couture ARIA Baby Blue Lace Insert Corset Back Formal Dress Sale priceFrom $795.95 AUD
Color
CURVE SIZESAUS SIZE 16 - 30CHOOSE YOUR COLOURTRY ON IN STOREAMBER Plus Size formal dress with ruched bodice and thigh-high split. Curve Size evening gown, Brisbane to Gold Coast.AMBER Metallic Jersey Formal Dress with Ruched Details, Plus Size Curve, Evening Gown, Brisbane to Gold Coast Australia
Once Labeled Designer AMBER Metallic Jersey Curve & Plus Size Formal Dress Sale price$899.95 AUD
Color
CURVE SIZEAUS SIZE 16 - 30CHOOSE YOUR COLOURTRY ON IN STOREASHLEY metallic jersey formal dress with wide V-neckline and ruched skirt, Plus Size, Curve Size, Brisbane to Gold Coast, Australia.ASHLEY metallic jersey curve plus size evening gown with wide V-neckline and ruched skirt, perfect for Brisbane to Gold Coast events.
Once Labeled Designer ASHLEY Metallic Jersey Curve & Plus Size Formal Dress Sale price$899.95 AUD
Color
CURVE SIZEAUS SIZE 16 - 30CHOOSE YOUR COLOURTRY ON IN STOREASHLEY Shimmer Curve Plus Size Dress with ruched skirt, low V neckline, evening gown, Brisbane to Gold Coast, Australia.ASHLEY Plus Size Shimmer Dress with low V back and ruched design, perfect for formal events. Curve Size. Brisbane to Gold Coast, Australia.
Once Labeled Designer ASHLEY Shimmer Curve & Plus Size Formal Dress Sale price$899.95 AUD
Color
CURVE SIZEAUS SIZE 16 - 30CHOOSE YOUR COLOURTRY ON IN STORECHELSEA formal dress with plunging neckline and ruched skirt, Plus Size. Perfect for special occasions. Available Brisbane to Gold Coast, Australia.Alt Tag: Once Labeled CHELSEA plus size formal dress with long sleeves and illusion neckline. Perfect for special occasions. Brisbane to Gold Coast, Australia.
Once Labeled Designer CHELSEA Scuba Curve & Plus Size Formal Dress Sale price$849.95 AUD
Color
CURVE SIZEAUS SIZE 16 - 30CHOOSE YOUR COLOURTRY ON IN STORECHELSEA Plus Size evening gown with plunging V-neckline and thigh-high split, perfect for formal occasions, Brisbane to Gold Coast.CHELSEA shimmer formal dress with V-neckline and thigh-high slit, plus size curve fit, perfect for special occasions. Brisbane to Gold Coast.
Once Labeled Designer CHELSEA Shimmer Curve & Plus Size Formal Dress Sale price$849.95 AUD
Color
CURVE SIZEAUS SIZE 16 - 30CHOOSE YOUR COLOURTRY ON IN STOREGEMMA scuba dress with thigh-high slit, stunning V-neckline, plus size evening gown. Curve Size. Brisbane to Gold Coast, Australia.GEMMA red scuba dress with open criss-cross back straps and flowing skirt, perfect for formal occasions. Plus Size Curve. Brisbane to Gold Coast.
Once Labeled Designer GEMMA Scuba Dress Curve Formal Gown Sale price$849.95 AUD
Color
CURVE SIZEAUS SIZE 16 - 30CHOOSE YOUR COLOURTRY ON IN STOREISSY Metallic Jersey Dress with cowl neckline, Curve Size school formal gown featuring a thigh-high slit. Plus Size. Brisbane to Gold Coast.ISSY Metallic Jersey Dress featuring a cowl neckline and a thigh-high slit, perfect for a school formal gown. Plus Size, Brisbane to Gold Coast.
Once Labeled Designer ISSY Metallic Jersey Dress Curve School Formal Gown Sale price$649.95 AUD
Color
CURVE SIZEAUS SIZE 16 - 30CHOOSE YOUR COLOURTRY ON IN STOREISSY Stretch Shimmer black school formal dress with cowl neckline and thigh-high slit, Plus Size, Curve Size. Brisbane to Gold Coast, Australia.ISSY Stretch Shimmer Curve School Formal Dress with cowl neckline, plus size, sleek design, Brisbane to Gold Coast.
Once Labeled Designer ISSY Stretch Shimmer Curve School Formal Dress Sale price$649.95 AUD
Color
CURVE SIZEAUS SIZE 16 - 30CHOOSE YOUR COLOURTRY ON IN STORERYLEY Metallic Jersey curve size formal dress with deep V-neck and flared hem, perfect for special occasions. Plus Size, Brisbane to Gold Coast.RYLEY Metallic Jersey Dress with back crisscross straps, curve size formal attire. Perfect for special occasions. Brisbane to Gold Coast.
Once Labeled Designer RYLEY Metallic Jersey Curve & Plus Size Formal Dress Sale price$899.95 AUD
Color
CURVE SIZEAUS SIZE 16 - 30CHOOSE YOUR COLOURTRY ON IN STORERYLEY Stretch Shimmer school formal dress with daring V neckline and low back, Plus Size, Curve Size, Brisbane to Gold Coast, Australia.RYLEY Stretch Shimmer Curve School Formal Dress with daring V neckline and mermaid silhouette. Plus Size, Brisbane to Gold Coast, Australia.
Once Labeled Designer RYLEY Stretch Shimmer Curve School Formal Dress Sale price$899.95 AUD
Color
ONLINE EXCLUSIVESIZE 0 - 30SIENNA Silk Jersey bridesmaid dress with V neckline, gathered bodice. Mermaid style, perfect for weddings Brisbane to Gold Coast.PIA GLADYS PEREY SIENNA Silk Jersey Mermaid Dress with deep back and gathered waist. Perfect for bridesmaids. Brisbane to Gold Coast.
Pia Gladys Perey SIENNA Silk Jersey Mermaid Bridesmaid Dress Sale priceFrom $469.95 AUD
ONLINE EXCLUSIVESIZE 0 - 30SHANIA Silk Jersey Cowl Neck Bridesmaid Dress features a criss-cross back and mermaid silhouette, perfect for elegant events. Brisbane to Gold CoastSHANIA Silk Jersey Cowl Neck Mermaid Bridesmaid Dress, criss-cross back, mermaid cut, Brisbane to Gold Coast, Australia
Pia Gladys Perey SHANIA Silk Jersey Cowl Neck Mermaid Bridesmaid Dress Sale priceFrom $469.95 AUD

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Mermaid Formal Dresses Australia

Need help with your order or planning ahead for formal season? Browse our Help Centre for answers about sizing, shipping, returns, and our Dress Registration policy.

📅 New to formal shopping? Read our How to Order Your Formal Dress guide for timelines, made-to-order info, and tips to avoid last-minute stress.

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