Login

Cart

Your cart is empty

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
✔️ TikTok viral watches
✔️ AfterPay, ZipPay & express shipping

🔥 TikTok Viral Dresses from $99 in-store

🏆 900+ 5-Star Google Reviews

💎 Registered Dress Guarantee With Every Purchase

📅 Appointments Filling Fast — Book Now for School Holidays

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

🚚 Express Delivery Available Australia-Wide

💃 School Formal Dresses Brisbane | TikTok Famous Gowns

🇦🇺 Proudly Australian Owned Since 2011

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

Sort by

1084 products

Filters

USA SIZE 00 - 16AGNES Strapless Beaded Corset Mermaid Dress, featuring silver beads and a side slit, perfect for prom or galas, Brisbane to Gold Coast.AGNES Strapless Beaded Corset Mermaid Dress with a high slit, perfect for prom. Elegant design from Brisbane to Gold Coast.
AGNES Strapless Beaded Corset Mermaid Prom & Formal Dress Sale priceFrom $599.95 AUD
Color
USA SIZE 00 - 16ANNELI Sweetheart Bustier Off Shoulder Mermaid Dress, light blue satin with thigh slit, evening gown Brisbane to Gold CoastANNELI red off-shoulder mermaid evening gown with sweetheart bust, showcasing elegance from Brisbane to Gold Coast, Australia.
ANNELI Sweetheart Bustier Off Shoulder Mermaid Prom & Formal Dress Sale priceFrom $459.95 AUD
Color
USA SIZE 00 - 16LEA Satin Beaded Applique Mermaid Dress with slit, perfect for prom, shown on beach from Brisbane to Gold Coast, Australia.LEA Satin Beaded Applique fitted mermaid prom dress with intricate lace-up back and figure-hugging design. Brisbane to Gold Coast.
LEA Satin Beaded Applique Fitted Mermaid Prom & Formal Dress Sale priceFrom $579.95 AUD
Color
USA SIZE 00 - 16AZUI Strapless Beaded Corset Glitter Mermaid Prom Dress with small train on beach. Perfect for formal events. Brisbane to Gold Coast.AZUI Strapless Beaded Corset Mermaid Prom Dress with Glitter Fabric, Small Train. Ideal for Brisbane to Gold Coast, Australia.
AZUI Strapless Beaded Corset Glitter Mermaid Prom & Formal Dress Sale priceFrom $699.95 AUD
Color
USA SIZE 00 - 16GAJA Sweetheart Glitter Shimmer Beaded Satin Mermaid Prom Dress with Boned Applique, Brisbane to Gold Coast, AustraliaGAJA Sweetheart Glitter Shimmer Beaded Applique Mermaid Prom Dress with satin fabric and sweetheart neckline. Brisbane to Gold Coast.
GAJA Sweetheart Glitter Shimmer Beaded Applique Mermaid Prom & Formal Dress Sale priceFrom $699.95 AUD
Color
USA SIZE 00 - 16JANA floral beaded applique mermaid prom dress with intricate lace bodice and side slit, formal gown from Brisbane to Gold Coast.JANA Floral Beaded Applique Mermaid Prom Dress with intricate floral sequins and an open back, Brisbane to Gold Coast, Australia.
JANA Floral Beaded Applique Mermaid Prom & Formal Dress Sale priceFrom $699.95 AUD
Color
VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE 00 - 16DISCONTINUED FINAL SIZES AVAILABLEIZABELA Beaded Corset Satin Mermaid Prom & Formal Dress with stunning beadwork and thigh-high slit, perfect for Brisbane to Gold Coast.IZABELA Beaded Corset Satin Mermaid Prom Dress with intricate bodice, emerald green and elegant slit, Brisbane to Gold Coast, Australia.
IZABELA Beaded Corset Satin Mermaid Prom & Formal Dress Sale priceFrom $685.95 AUD
Color
USA SIZE 00 - 16EVELIN Floral Sequin Beaded Mermaid Dress with sweetheart neckline and high slit, perfect for prom and formal events. Brisbane to Gold Coast.EVELIN Floral Sequin Beaded Mermaid Prom Dress with sweetheart neckline and high slit, from Brisbane to Gold Coast, Australia.
EVELIN Floral Sequin Beaded Mermaid Prom & Formal Dress Sale priceFrom $829.95 AUD
Color
USA SIZE 00 - 16SPELA Iridescent Beaded Sequin Mermaid Dress with boned waistline and thigh-high slit, perfect prom gown. Brisbane to Gold Coast, Australia.SPELA Iridescent Beaded Sequin Mermaid Dress with plunging V-neckline and thigh-high slit prom gown. Brisbane to Gold Coast.
SPELA Iridescent Beaded Sequin Mermaid Prom & Formal Dress Sale priceFrom $695.95 AUD
Color
USA SIZE 00 - 16DARLING Boned Crystal Applique Mermaid Dress with sheer waist and high slit, perfect for proms and galas. Brisbane to Gold Coast, Australia.DARLING Boned Crystal Applique Mermaid Dress with sheer boned waist and floral embroidery, perfect for formal events, Brisbane to Gold Coast, Australia.
DARLING Boned Crystal Applique Mermaid Prom & Formal Dress Sale priceFrom $569.95 AUD
Color
USA SIZE 00 - 16ALJA Boned Applique Satin Mermaid Dress with V-neckline, sheer boned detail, prom gown. Brisbane to Gold Coast, Australia.ALJA Boned Applique Satin Mermaid Dress with plunging neckline and fitted bodice for prom or formal event. Brisbane to Gold Coast.
ALJA Boned Applique Satin Mermaid Prom & Formal Dress Sale priceFrom $829.95 AUD
Color
USA SIZE 00 - 16BARBIEEE Beaded Bustier Mermaid Prom Dress with a thigh-high slit on the beach. Elegant choice for formal events. Brisbane to Gold Coast.BARBIEEE Boned Applique Beaded Bustier Mermaid Dress with sheer beaded waistline, perfect prom gown, Brisbane to Gold Coast.
BARBIEEE Boned Applique Beaded Bustier Mermaid Prom & Formal Dress Sale priceFrom $829.95 AUD
Color
USA SIZE 00 - 14DANIKA Sweetheart Beaded Bustier Mermaid Dress with a thigh-high slit, perfect for formal events. Brisbane to Gold Coast.DANIKA Sweetheart Beaded Bustier Mermaid Dress with satin slit, perfect prom gown. Brisbane to Gold Coast, Australia.
DANIKA Sweetheart Beaded Bustier Mermaid Prom & Formal Dress Sale priceFrom $729.95 AUD
Color
USA SIZE 00 - 14TIJA Crystal Bustier Corset Back Mermaid Dress with beaded waistline, prom gown, Brisbane to Gold Coast, AustraliaTIJA Crystal Bustier Corset Back Mermaid Dress with sweetheart neckline, prom gown. Brisbane to Gold Coast, Australia.
TIJA Crystal Bustier Corset Back Mermaid Prom & Formal Dress Sale priceFrom $789.95 AUD
Color
USA SIZE 00 - 14STELA Corset Back Mermaid Dress with embroidered appliqué and sheer waistline, featuring a sweetheart neckline. Formal gown Brisbane to Gold Coast.STELA Embroidered Applique Corset Back Mermaid Dress with sheer waistline and spaghetti straps, perfect for prom or formal events. Brisbane to Gold Coast
STELA Embroidered Applique Corset Back Mermaid Prom & Formal Dress Sale priceFrom $759.95 AUD
Color
USA SIZE 00 - 14REBEKA Beaded Strapless Mermaid Dress with asymmetrical corset and sweetheart neckline, perfect for prom. Brisbane to Gold Coast.REBEKA Beaded Strapless Corset Prom Dress with Asymmetrical Neckline and Satin Skirt. Perfect for formal events. Brisbane to Gold Coast.
REBEKA Beaded Strapless Asymmetrical Corset Mermaid Prom & Formal Dress Sale priceFrom $699.95 AUD
Color
USA SIZE 00 - 14OTA Beaded Sequin Corset Mermaid Dress with floral appliqués and sheer, boned waistline for prom event. Brisbane to Gold Coast.OTA Beaded Sequin Corset Mermaid Dress with floral appliqués and sheer boned waist, prom gown elegance. Brisbane to Gold Coast.
OTA Beaded Sequin Corset Mermaid Prom & Formal Dress Sale priceFrom $899.95 AUD
Color
USA SIZE 00 - 16ELI V Front Applique Sequin Boned Mermaid Dress with plunging V-neckline and satin fabric, perfect for prom events in Brisbane to Gold Coast.Yellow satin evening gown with crystal embellished bust and thigh-high slit on the beach. Stylish prom dress from Brisbane to Gold Coast.
ELI V Front Applique Sequin Boned Mermaid Prom Dress Sale priceFrom $629.95 AUD
Color
USA SIZE 00 - 16JULIET Sweetheart mermaid prom dress with lace applique and boned strapless design. Perfect formal gown from Brisbane to Gold Coast.JULIET Sweetheart lace applique strapless mermaid prom dress with a stunning sweetheart neckline and satin skirt, Brisbane to Gold Coast.
JULIET Sweetheart Lace Applique Boned Strapless Mermaid Prom Dress Sale priceFrom $629.95 AUD
Color
USA SIZE 00 - 16PIKA Beaded Corset Mermaid Prom Gown with Spaghetti Straps and Lace-Up V-Back, Brisbane to Gold Coast, Australia.PIKA Beaded Boned Corset Prom Gown with Lace-Up Back, Brisbane to Gold Coast Australia
PIKA Beaded Boned Applique Corset Mermaid Prom & Formal Dress Sale priceFrom $629.95 AUD
Color
USA SIZE 00 - 16NELI Beaded Sequin Applique Corset Mermaid Dress featuring a sweetheart neckline and satin finish, ideal for formal occasions. Brisbane to Gold CoastNELI Beaded Sequin Applique Corset Mermaid Dress with sweetheart neckline and satin slit, perfect for formal occasions. Brisbane to Gold Coast.
NELI Beaded Sequin Applique Corset Mermaid Prom & Formal Dress Sale priceFrom $599.95 AUD
Color
USA SIZE 00 - 16TEJA Beaded Satin Corset Mermaid Prom Dress with intricate embellishments and sleek silhouette. Brisbane to Gold Coast.TEJA Beaded Satin Corset Mermaid Dress, featuring a glittering red embellishment and thigh-high slit, prom gown from Brisbane to Gold Coast.
TEJA Beaded Satin Corset Mermaid Prom & Formal Dress Sale priceFrom $659.95 AUD
Color
USA SIZE 2 - 18KAŠA Crystal Mermaid Prom Dress with Plunging Neckline, Pearl & Crystal Embellishments. Perfect for Formal Events, Brisbane to Gold Coast.KAŠA Embellished Pearl & Crystal Mermaid Dress with plunging neckline, fitted silhouette. Perfect for prom and formal events. Brisbane to Gold Coast
KAŠA Embellished Pearl & Crystal Mermaid Prom & Formal Dress Sale priceFrom $1,199.95 AUD
Color
USA SIZE 2 - 14RAŠA Embellished Beaded Overlay Corset Mermaid Dress with scoop neckline, strapless design. Perfect for formal events from Brisbane to Gold Coast.RAŠA Beaded Overlay Mermaid Dress with scoop neckline, perfect for evening events, Brisbane to Gold Coast, Australia.
RAŠA Embellished Beaded Overlay Corset Mermaid Formal Dress Sale priceFrom $989.95 AUD
Color
USA SIZE 0 - 18DAŠA Embellished Crystal Lace Pearl Mermaid Dress with V-neckline and thin straps, evening gown, Brisbane to Gold Coast.Size chart displaying bust, waist, and hip measurements for sizes 2 to 24 in a fashion guide.
DAŠA Embellished Crystal Lace Pearl Feature Mermaid Formal Dress Sale priceFrom $989.95 AUD
Color
USA SIZE 2 - 18CHASKA elegant strapless mermaid formal dress with crystal embellishments, featuring a sleek silhouette. Perfect for Brisbane to Gold Coast.CHASKA embellished crystal mermaid formal dress with strapless neckline and rhinestone details, perfect for evening glam. Brisbane to Gold Coast.
CHASKA Embellished Crystal Feature Mermaid Formal Dress Sale priceFrom $969.95 AUD
Color
USA SIZE 2 - 18KATRONIA embellished bodice mermaid prom gown with a plunging V-neckline and crystal details, perfect for formal events. Brisbane to Gold Coast.KATRONIA Embellished Bodice Mermaid Dress with plunging V-neckline and crystal detail, perfect for a formal event. Brisbane to Gold Coast.
KATRONIA Embellished Bodice Mermaid Prom & Formal Dress Sale priceFrom $699.95 AUD
Color
USA SIZE 2 - 20VISIT OUR GOLD COAST STORE TO TRY ONAlt Tag: ALLANA Satin dress with a gathered bodice and slit, perfect for formal occasions. Mermaid prom dress style. Brisbane to Gold CoastALLANA Satin Fitted Mermaid Prom Dress with V-neckline and side sash, chic formal gown Brisbane to Gold Coast
ALLANA Satin Fitted Sash Feature Mermaid Prom & Formal Dress Sale priceFrom $499.95 AUD
Color
SELECTED SIZES ON SALEFINAL RELEASE FOR 2025On saleGIGI Corset Sparkle Bustier Strapless Mermaid Formal Gown with satin slit, perfect prom dress. Brisbane to Gold Coast.GIGI Strapless Satin Black Corset Prom Gown featuring a pleated neckline and high slit. Perfect for a formal event. Brisbane to Gold Coast.
GIGI Corset Sparkle Bustier Strapless Mermaid Formal Gown Dress Sale priceFrom $499.95 AUD Regular price$629.95 AUD
Color
USA SIZE 4 - 16ALONA glitter mermaid prom gown with one-shoulder long sleeve and cinched waistline, elegant for events. Brisbane to Gold Coast.Size chart displaying bust, waist, and hip measurements for sizes 2 to 24 in a fashion guide.
ALONA One Shoulder Stretch Glitter Mermaid Prom Dress Sale price$629.95 AUD
Color
VISIT OUR GOLD COAST SHOWROOM TO TRY ONUSA SIZE 0 - 18NAJASTA red bustier mermaid prom dress with lace appliqué and fitted silhouette. Perfect for formal events. Brisbane to Gold Coast.NAJASTA Fitted Satin & Lace Appliqué Bustier Mermaid Dress with a V-neckline, perfect for prom or formal occasions, Brisbane to Gold Coast.
NAJASTA Fitted Satin & Lace Appliqué Bustier Mermaid Prom & Formal Dress Sale priceFrom $799.95 AUD
Color
IN STOCKDISCONTINUEDSALESave 30%Honey Couture SIENA Black Sheer Sequin w Split Evening Gown Dress Honey Couture$ AfterPay Humm ZipPay LayBuy SezzleHoney Couture SIENA Rose Gold Sheer Sequin w Split Evening Gown Dress Honey Couture$ AfterPay Humm ZipPay LayBuy Sezzle
Honey Couture SIENA Sheer Sequin w Split Evening Gown Dress Sale priceFrom $314.95 AUD Regular price$449.95 AUD
Color
IN STOCKDISCONTINUEDSALESave 30%Honey Couture MAI Diamante Feature Mermaid Formal DressHoney Couture MAI Diamante Feature Mermaid Formal Dress
Honey Couture MAI Diamante Feature Mermaid Formal Dress Sale priceFrom $419.95 AUD Regular price$599.95 AUD
Color
IN STOCKDISCONTINUEDSALESave 30%Honey Couture ZAYNE Hot Fix Diamanté Leg Split Mermaid Formal DressHoney Couture ZAYNE Hot Fix Diamanté Leg Split Mermaid Formal Dress
Honey Couture ZAYNE Hot Fix Diamanté Leg Split Mermaid Formal Dress Sale priceFrom $419.95 AUD Regular price$599.95 AUD
Color
VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE 0 - 12KARINNE V-Neckline Hot Fix Diamante Mermaid Prom & Formal DressKARINNE V-Neckline Hot Fix Diamante Mermaid Prom & Formal Dress
KARINNE V-Neckline Hot Fix Diamante Mermaid Prom & Formal Dress Sale price$699.95 AUD
Color
USA SIZE 0 - 14AMARLI Strapless Embellished Corset Top Mermaid Prom & Formal DressAMARLI Strapless Embellished Corset Top Mermaid Prom & Formal Dress
AMARLI Strapless Embellished Corset Top Mermaid Prom & Formal Dress Sale price$629.95 AUD
Color
USA SIZE 4 - 16DISCONTINUED FINAL SIZES AVAILABLEHoney Couture ARMANI Sequin Mermaid Prom & Formal DressHoney Couture ARMANI Sequin Mermaid Prom & Formal Dress
Honey Couture ARMANI Sequin Mermaid Prom & Formal Dress Sale price$729.95 AUD
Color
USA SIZE 4 - 20LEILANI off-shoulder silky mermaid prom dress with pleated satin waist and leg slit. Elegant evening gown, Brisbane to Gold Coast.LEILANI Off Shoulder Mermaid Prom Gown with Satin Slit, featured for elegant fit-and-flare design. Perfect from Brisbane to Gold Coast.
LEILANI Off Shoulder Silky Mermaid Prom & Formal Dress Sale priceFrom $529.95 AUD
Color
USA SIZE 00 - 16JASMINE Strapless blue prom dress with ruching and mermaid silhouette, perfect for formal events. Brisbane to Gold Coast, Australia.JASMINE strapless red prom dress with sweetheart neckline and side slit, perfect formal gown from Brisbane to Gold Coast, Australia.
JASMINE Strapless Corset Back Bum Scrunch Mermaid Prom & Formal Dress Sale priceFrom $599.95 AUD
Color
USA SIZE 2 - 18NORAH Satin Asymmetrical Strapless Mermaid Prom Dress with pleated bodice and leg slit, elegant formal gown. Brisbane to Gold Coast.NORAH Satin asymmetric strapless prom gown with pleated bodice and leg slit, perfect for formal events. Brisbane to Gold Coast, Australia.
NORAH Satin Asymmetrical Strapless Mermaid Prom & Formal Dress Sale price$599.95 AUD
Color
USA SIZE 2 - 14DISCONTNUED FINAL SIZES AVAILABLEKOJA Royal Blue Rhinestone Mesh Corset Mermaid Formal Gown with dazzling sheer bodice, evening gown. Brisbane to Gold Coast, Australia.KOJA Royal Blue Rhinestone Mesh Corset Mermaid Formal Gown with slit, Brisbane to Gold Coast
KOJA Royal Blue Rhinestone Mesh Corset Mermaid Formal Gown Dress Sale priceFrom $799.95 AUD
Color
USA SIZE 4 - 16DISCONTINUED FINAL SIZES AVAILABLEIN STOCK FOR IMMEDIATE SHIPPINGHARLEY Bustier Velour Corset Mermaid Evening Gown with a deep-cut bustier and high slit. Perfect for events from Brisbane to Gold Coast.Velvet off-shoulder emerald green formal gowns with thigh-high slits and sweetheart necklines, perfect for events from Brisbane to Gold Coast.
HARLEY Bustier Velour Corset Mermaid Formal Dress Sale priceFrom $569.95 AUD
Color
USA SIZE 2 - 14MONA Satin Diamanté Bra Detail Mermaid Formal Dress featuring red satin fabric and diamanté beading, perfect for prom. Brisbane to Gold Coast.MONA Satin Diamanté Bra Detail Mermaid Formal Dress featuring sparkling diamanté cups, perfect for prom night. Brisbane to Gold Coast, Australia.
MONA Satin Diamanté Bra Detail Mermaid Formal Dress Sale price$569.95 AUD
Color
USA SIZE 2 - 16DISCONTINUED FINAL SIZES AVAILABLELARRISA Glitter 3D flower applique off-the-shoulder mermaid dress with sheer corset and thigh-high slit, evening gown, Brisbane to Gold Coast.Alt Tag: LARRISA Glitter 3D floral applique off the shoulder mermaid gown with sheer boned corset, perfect for evening events, Brisbane to Gold Coast.
LARRISA Glitter 3D Flower Applique Off the Shoulder Mermaid Formal Dress Sale priceFrom $799.95 AUD
Color
USA SIZE XS - 3XLDISCONTINUED FINAL SIZES AVAILABLEINGRID elegant off-the-shoulder velour mermaid formal dress with sweetheart neckline, suitable for formal events, Brisbane to Gold Coast.INGRID off-the-shoulder mermaid gown with sweetheart neckline, elegant velour fabric, evening dress. Brisbane to Gold Coast.
INGRID Off the Shoulder Velour Mermaid Formal Dress Sale priceFrom $569.95 AUD
Color
ONLINE EXCLUSIVEUSA SIZE 2 - 14DISCONTINUED FINAL SIZES AVAILABLEFENTY Neon Green satin dress with beaded corset and side slit, formal gown. Brisbane to Gold Coast, Australia.FENTY neon green satin dress with beaded corset bustier, formal dress, Brisbane to Gold Coast
FENTY Neon Green Satin Beaded Detail Corset Bustier Formal Dress Sale priceFrom $579.95 AUD
Color
IN STOCKDISCONTINUEDSALESave 30%FALLON Red Satin Diamanté Corset Bustier Mermaid Dress with Side Slit, perfect for formal events, Brisbane to Gold Coast.FALLON Red Satin Diamanté Detail Corset Bustier Mermaid Formal Dress with side slit, perfect for evening events from Brisbane to Gold Coast.
FALLON Red Satin Diamanté Detail Corset Bustier Mermaid Formal Dress Sale priceFrom $440.95 AUD Regular price$629.95 AUD
Color
IN STOCKDISCONTINUEDSALEOn saleBLAKE royal blue sequin strapless corset bustier mermaid formal dress with slit evening gown. Brisbane to Gold Coast, Australia.BLAKE Royal blue sequin strapless mermaid evening gown with corset back, Brisbane to Gold Coast, Australia.
BLAKE Royal Sequin Strapless Corset Bustier Mermaid Formal Dress Sale priceFrom $440.95 AUD Regular price$629.95 AUD
Color

Need help?

Frequently Asked Questions

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.

💸 Shop Sale Gowns from $99

🏬 Visit our Gold Coast Showroom

📲 Try our Virtual Try-On App

Still unsure? Contact Us — our friendly team is here to help you shine ✨