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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
✔️ TikTok viral watches
✔️ AfterPay, ZipPay & express shipping

🔥 TikTok Viral Dresses

🇦🇺 Proudly Australian Owned Since 2011

🏆 978+ 5-Star Google Reviews

💎 Registered Dress Guarantee With Every Purchase

🚚 Fast Express Delivery Available Australia-Wide

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WHY SHOP WITH ONE HONEY
RUSH ORDERS AVAILABLETRY ON IN STORE (GOLD COAST)DRESS REGISTER GUARANTEECUSTOMER REVIEWSREAL BRIDES & CUSTOMERSNEW ARRIVALSSHIPPING & DELIVERYRETURN & EXCHANGESVISIT OUR SHOWROOM
Category
Silhouette
Neckline
Fabric
Colour
Size
Price
to
Designer
WHY SHOP WITH ONE HONEY
RUSH ORDERS AVAILABLETRY ON IN STORE (GOLD COAST)DRESS REGISTER GUARANTEECUSTOMER REVIEWSREAL BRIDES & CUSTOMERSNEW ARRIVALSSHIPPING & DELIVERYRETURN & EXCHANGESVISIT OUR SHOWROOM
Category
Silhouette
Neckline
Fabric
Colour
Size
Price
to
Designer
USA SIZE 0 - 16NEW ARRIVALSKEISHA Couture Sequin Mermaid Prom & Formal DressKEISHA Couture Sequin Mermaid Prom & Formal Dress
KEISHA Couture Sequin Mermaid Prom & Formal Dress Sale priceFrom $859.95 AUD
Color
USA SIZE 0 - 16NEW ARRIVALBRIDGET Strapless Lace Appliqué Mermaid Bridal Gown in Australia | One Honey BoutiqueBRIDGET Strapless Lace Appliqué Mermaid Bridal Gown in Australia | One Honey Boutique
BRIDGET Strapless Lace Appliqué Mermaid Bridal Gown Sale priceFrom $789.95 AUD
Color
USA SIZE 0 - 16NEW ARRIVALBRIDGET Strapless Lace Applique Mermaid Formal Dress in Australia | One Honey BoutiqueBRIDGET Strapless Lace Applique Mermaid Formal Dress in Australia | One Honey Boutique
BRIDGET Strapless Lace Applique Mermaid Formal Dress Sale priceFrom $789.95 AUD
Color
USA SIZE 2 - 12NEW ARRIVALCORNELIA Couture Sweetheart Beaded Mermaid Gown in Australia | One Honey BoutiqueCORNELIA Couture Sweetheart Beaded Mermaid Gown in Australia | One Honey Boutique
CORNELIA Couture Sweetheart Beaded Mermaid Gown Sale priceFrom $2,969.95 AUD
Color
USA SIZE S - 4XLNEW ARRIVALBETRA Off - The - Shoulder Mermaid Evening Gown in Australia | One Honey BoutiqueBETRA Off - The - Shoulder Mermaid Evening Gown in Australia | One Honey Boutique
BETRA Off-The-Shoulder Mermaid Evening Gown Sale price$469.95 AUD
Color
USA SIZE M - 3XLNEW ARRIVALLORRAINE Off - The - Shoulder Mermaid Evening Dress in Australia | One Honey BoutiqueLORRAINE Off - The - Shoulder Mermaid Evening Dress in Australia | One Honey Boutique
LORRAINE Off-The-Shoulder Mermaid Evening Dress Sale priceFrom $399.95 AUD
Color
USA SIZE S - 3XLNEW ARRIVALDELORIS Off - Shoulder Iridescent Mermaid Evening Dress in Australia | One Honey BoutiqueDELORIS Off - Shoulder Iridescent Mermaid Evening Dress in Australia | One Honey Boutique
DELORIS Off-Shoulder Iridescent Mermaid Evening Dress Sale priceFrom $419.95 AUD
Color
USA SIZE S - 4XLNEW ARRIVALAIMEE Off - the - Shoulder Sequin Lace Mermaid Evening Dress in Australia | One Honey BoutiqueAIMEE Off - the - Shoulder Sequin Lace Mermaid Evening Dress in Australia | One Honey Boutique
AIMEE Off-the-Shoulder Sequin Lace Mermaid Evening Dress Sale priceFrom $479.95 AUD
Color
USA SIZE S - 4XLNEW ARRIVALTAMMY Draped Sequin Flutter Sleeve Fitted Evening Dress in Australia | One Honey BoutiqueTAMMY Draped Sequin Flutter Sleeve Fitted Evening Dress in Australia | One Honey Boutique
TAMMY Draped Sequin Flutter Sleeve Fitted Evening Dress Sale priceFrom $369.95 AUD
Color
USA SIZE XXS - 3XLNEW ARRIVALRONDAH Off The Shoulder Mermaid Corset Prom & Formal Dress in Australia | One Honey BoutiqueRONDAH Off The Shoulder Mermaid Corset Prom & Formal Dress in Australia | One Honey Boutique
RONDAH Off The Shoulder Mermaid Corset Prom & Formal Dress Sale priceFrom $499.95 AUD
Color
USA SIZE XXS - 3XLNEW ARRIVALSILVIA Elegant Lace Fitted Prom & Formal Dress in Australia | One Honey BoutiqueSILVIA Elegant Lace Fitted Prom & Formal Dress in Australia | One Honey Boutique
SILVIA Elegant Lace Fitted Prom & Formal Dress Sale priceFrom $599.95 AUD
Color
USA SIZE XXS - 3XLNEW ARRIVALGAYLE One - Shoulder Chiffon Fitted Prom & Formal Dress in Australia | One Honey BoutiqueGAYLE One - Shoulder Chiffon Fitted Prom & Formal Dress in Australia | One Honey Boutique
GAYLE One-Shoulder Chiffon Fitted Prom & Formal Dress Sale priceFrom $469.95 AUD
Color
USA SIZE XS - XLNEW ARRIVALCORINA V - Neck Lace - Up Satin Fitted Prom & Formal Dress in Australia | One Honey BoutiqueCORINA V - Neck Lace - Up Satin Fitted Prom & Formal Dress in Australia | One Honey Boutique
CORINA V-Neck Lace-Up Satin Fitted Prom & Formal Dress Sale price$429.95 AUD
Color
VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE 2 - 16LARSA Off - Shoulder Satin Corset A - Line Bridal Gown in Australia | One Honey BoutiqueLARSA Off - Shoulder Satin Corset A - Line Bridal Gown in Australia | One Honey Boutique
LARSA Off-Shoulder Satin Corset A-Line Bridal Gown Sale price$499.95 AUD
Color
USA SIZE 2 - 18NORAH Satin Asymmetrical Strapless Mermaid Wedding Gown in Australia | One Honey BoutiqueNORAH Satin Asymmetrical Strapless Mermaid Wedding Gown in Australia | One Honey Boutique
NORAH Satin Asymmetrical Strapless Mermaid Wedding Gown Sale priceFrom $599.95 AUD
Color
VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE XS- 3XLKAELIN Strapless V - Neck Satin Affordable Wedding Gown in Australia | One Honey BoutiqueKAELIN Strapless V - Neck Satin Affordable Wedding Gown in Australia | One Honey Boutique
KAELIN Strapless V-Neck Satin Affordable Wedding Gown Sale priceFrom $799.95 AUD
Color
USA SIZE XXS - 3XLNEW ARRIVALLETHA Halter Satin Mermaid Affordable Wedding Gown in Australia | One Honey BoutiqueLETHA Halter Satin Mermaid Affordable Wedding Gown in Australia | One Honey Boutique
LETHA Halter Satin Mermaid Affordable Wedding Gown Sale price$619.95 AUD
Color
USA SIZE XXS - 3XLNEW ARRIVALLETHA Halter Satin Mermaid Prom & Formal Dress in Australia | One Honey BoutiqueLETHA Halter Satin Mermaid Prom & Formal Dress in Australia | One Honey Boutique
LETHA Halter Satin Mermaid Prom & Formal Dress Sale price$619.95 AUD
Color
VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE XXS - 2XLDEVIKA Strapless Satin Side Sash Mermaid Wedding Dress in Australia | One Honey BoutiqueMARVA Strapless Corset Satin Mermaid Prom & School Formal Dress in Australia | One Honey
DEVIKA Strapless Satin Side Sash Mermaid Wedding Dress Sale priceFrom $399.95 AUD
Color
VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE XXS - 2XLLATISHA Crystal Corset Satin Fitted Prom & Formal Dress in Australia | One Honey BoutiqueLATISHA Crystal Corset Satin Fitted Prom & Formal Dress in Australia | One Honey Boutique
LATISHA Crystal Corset Satin Fitted Prom & Formal Dress Sale priceFrom $959.95 AUD
Color
USA SIZE 0 - 20NEW ARRIVALCATHLEEN Asymmetric Satin Fitted Prom & Formal Dress in Australia | One Honey BoutiqueCATHLEEN Asymmetric Satin Fitted Prom & Formal Dress in Australia | One Honey Boutique
CATHLEEN Asymmetric Satin Fitted Prom & Formal Dress Sale priceFrom $699.95 AUD
Color
USA SIZE 2 - 18NEW ARRIVALGEORGETTE Off - Shoulder Beaded Corset Fitted Prom & Formal Dress in Australia | One Honey BoutiqueGEORGETTE Off - Shoulder Beaded Corset Fitted Prom & Formal Dress in Australia | One Honey Boutique
GEORGETTE Off-Shoulder Beaded Corset Fitted Prom & Formal Dress Sale priceFrom $749.95 AUD
Color
USA SIZE 2 - 18NEW ARRIVALMACEY Beaded Sweetheart Corset Fitted Prom & Formal Dres in Australia | One Honey BoutiqueMACEY Beaded Sweetheart Corset Fitted Prom & Formal Dres in Australia | One Honey Boutique
MACEY Beaded Sweetheart Corset Fitted Prom & Formal Dres Sale priceFrom $1,099.95 AUD
Color
USA SIZE 0 - 16NEW ARRIVALNELANI Sweetheart Beaded Corset Satin Fitted Prom & Formal Dress in Australia | One Honey BoutiqueNELANI Sweetheart Beaded Corset Satin Fitted Prom & Formal Dress in Australia | One Honey Boutique
NELANI Sweetheart Beaded Corset Satin Fitted Prom & Formal Dress Sale priceFrom $749.95 AUD
Color
USA SIZE 2 - 16NEW ARRIVALCHERIE Strapless Beaded Mesh Fitted Prom & Formal Dress in Australia | One Honey BoutiqueCHERIE Strapless Beaded Mesh Fitted Prom & Formal Dress in Australia | One Honey Boutique
CHERIE Strapless Beaded Mesh Fitted Prom & Formal Dress Sale priceFrom $789.95 AUD
Color
USA SIZE 2 - 16NEW ARRIVALLETITIA Asymmetrical One - Shoulder Crystal Prom & Formal Dress in Australia | One Honey BoutiqueLETITIA Asymmetrical One - Shoulder Crystal Prom & Formal Dress in Australia | One Honey Boutique
LETITIA Asymmetrical One-Shoulder Crystal Prom & Formal Dress Sale priceFrom $659.95 AUD
Color
USA SIZE 2 - 18NEW ARRIVALELVA Strapless Satin Sweetheart Prom & Formal Dress in Australia | One Honey BoutiqueELVA Strapless Satin Sweetheart Prom & Formal Dress in Australia | One Honey Boutique
ELVA Strapless Satin Sweetheart Prom & Formal Dress Sale priceFrom $529.95 AUD
Color
USA SIZE 2 - 16NEW ARRIVALFLORINE Strapless Beaded Sheer Corset Prom & Formal Dress in Australia | One Honey BoutiqueFLORINE Strapless Beaded Sheer Corset Prom & Formal Dress in Australia | One Honey Boutique
FLORINE Strapless Beaded Sheer Corset Prom & Formal Dress Sale priceFrom $1,199.95 AUD
Color
USA SIZE 0 - 16NEW ARRIVALHILLARY Couture Strapless Beaded Mermaid Prom & Formal Dress in Australia | One Honey BoutiqueHILLARY Couture Strapless Beaded Mermaid Prom & Formal Dress in Australia | One Honey Boutique
HILLARY Couture Strapless Beaded Mermaid Prom & Formal Dress Sale priceFrom $1,199.95 AUD
Color
USA SIZE 0 - 16NEW ARRIVALSAVANNAH Satin Beaded Corset Prom & Formal Dress in Australia | One Honey BoutiqueSAVANNAH Satin Beaded Corset Prom & Formal Dress in Australia | One Honey Boutique
SAVANNAH Satin Beaded Corset Prom & Formal Dress Sale priceFrom $769.95 AUD
Color
USA SIZE 0 - 12NEW ARRIVALCARMELLA Sweetheart Shimmery Lace Prom & Formal Dress in Australia | One Honey BoutiqueCARMELLA Sweetheart Shimmery Lace Prom & Formal Dress in Australia | One Honey Boutique
CARMELLA Sweetheart Shimmery Lace Prom & Formal Dress Sale priceFrom $899.95 AUD
Color
USA SIZE 2 - 16NEW ARRIVALYVONNE Strapless Satin Corset Chiffon Ball Gown Formal Dress in Australia | One Honey BoutiqueYVONNE Strapless Satin Corset Chiffon Ball Gown Formal Dress in Australia | One Honey Boutique
YVONNE Strapless Satin Corset Chiffon Ball Gown Formal Dress Sale priceFrom $789.95 AUD
Color
USA SIZE 2 - 16NEW ARRIVALVERNA Metallic Fringe Halter Fitted Prom & Formal Dress in Australia | One Honey BoutiqueVERNA Metallic Fringe Halter Fitted Prom & Formal Dress in Australia | One Honey Boutique
VERNA Metallic Fringe Halter Fitted Prom & Formal Dress Sale priceFrom $829.95 AUD
Color
USA SIZE 18 - 24CURVE SIZETABATHA Sweetheart Beaded Satin Prom & Formal Dress in Australia | One Honey BoutiqueTABATHA Sweetheart Beaded Satin Prom & Formal Dress in Australia | One Honey Boutique
TABATHA Sweetheart Beaded Satin Prom & Formal Dress Sale priceFrom $789.95 AUD
Color
USA SIZE 0 - 16NEW ARRIVALJACLYN Beaded V - Neck Satin Fitted Prom & Formal Dress in Australia | One Honey BoutiqueJACLYN Beaded V - Neck Satin Fitted Prom & Formal Dress in Australia | One Honey Boutique
JACLYN Beaded V-Neck Satin Fitted Prom & Formal Dress Sale priceFrom $829.95 AUD
Color
USA SIZE 0 - 16NEW ARRIVALZELMA Strapless Floral Beaded Satin Prom & Formal Dress in Australia | One Honey BoutiqueZELMA Strapless Floral Beaded Satin Prom & Formal Dress in Australia | One Honey Boutique
ZELMA Strapless Floral Beaded Satin Prom & Formal Dress Sale priceFrom $789.95 AUD
Color
USA SIZE 0 - 14NEW ARRIVALKENDRA Sweetheart Floral Beaded Corset Prom & Formal Dress in Australia | One Honey BoutiqueKENDRA Sweetheart Floral Beaded Corset Prom & Formal Dress in Australia | One Honey Boutique
KENDRA Sweetheart Floral Beaded Corset Prom & Formal Dress Sale priceFrom $659.95 AUD
Color
USA SIZE 0 - 16NEW ARRIVALCLAIRE Sweetheart Beaded Satin Fitted Prom & Formal Dress in Australia | One Honey BoutiqueCLAIRE Sweetheart Beaded Satin Fitted Prom & Formal Dress in Australia | One Honey Boutique
CLAIRE Sweetheart Beaded Satin Fitted Prom & Formal Dress Sale priceFrom $859.95 AUD
Color
USA SIZE 0 - 16NEW ARRIVALBENITA Crystal Beadwork Halter Satin Prom & Formal Dress in Australia | One Honey BoutiqueBENITA Crystal Beadwork Halter Satin Prom & Formal Dress in Australia | One Honey Boutique
BENITA Crystal Beadwork Halter Satin Prom & Formal Dress Sale priceFrom $1,179.95 AUD
Color
USA SIZE 0 - 16NEW ARRIVALREGINA Strapless Sequin Fitted Prom & Formal Dress in Australia | One Honey BoutiqueREGINA Strapless Sequin Fitted Prom & Formal Dress in Australia | One Honey Boutique
REGINA Strapless Sequin Fitted Prom & Formal Dress Sale priceFrom $1,499.95 AUD
Color
USA SIZE 18 - 24CURVE SIZEAQIA Curve Strapless Sequin Fitted Prom & Formal Dress in Australia | One Honey BoutiqueAQIA Curve Strapless Sequin Fitted Prom & Formal Dress in Australia | One Honey Boutique
AQIA Curve Strapless Sequin Fitted Prom & Formal Dress Sale price$899.95 AUD
Color
USA SIZE 18 - 24CURVE SIZEGRACIELA Curve Beaded Lace Corset Satin Mermaid Prom & Formal Dress in Australia | One Honey BoutiqueGRACIELA Curve Beaded Lace Corset Satin Mermaid Prom & Formal Dress in Australia | One Honey Boutique
GRACIELA Curve Beaded Lace Corset Satin Mermaid Prom & Formal Dress Sale price$999.95 AUD
Color
USA SIZE 18 - 24NEW ARRIVALCURVE SIZELOLANI Curve Crystal Corset Satin Fitted Prom & Formal Dress in Australia | One Honey BoutiqueLOLANI Curve Crystal Corset Satin Fitted Prom & Formal Dress in Australia | One Honey Boutique
LOLANI Curve Crystal Corset Satin Fitted Prom & Formal Dress Sale price$959.95 AUD
Color
USA SIZE 2 - 18NEW ARRIVALEIRENE Strapless Sweetheart Chiffon A - Line Formal Bridal Gown in Australia | One Honey BoutiqueEIRENE Strapless Sweetheart Chiffon A - Line Formal Bridal Gown in Australia | One Honey Boutique
EIRENE Strapless Sweetheart Chiffon A-Line Formal Bridal Gown Sale priceFrom $599.95 AUD
Color
USA SIZE 2XS - 2XLNEW ARRIVALAYESHA Satin Corset Sweetheart Prom & Formal Dress in Australia | One Honey BoutiqueAYESHA Satin Corset Sweetheart Prom & Formal Dress in Australia | One Honey Boutique
AYESHA Satin Corset Sweetheart Prom & Formal Dress Sale priceFrom $399.95 AUD
Color
USA SIZE 2XS - 2XLNEW ARRIVALEIRENE Strapless Sweetheart Chiffon A - Line Prom & Formal Dress in Australia | One Honey BoutiqueEIRENE Strapless Sweetheart Chiffon A - Line Prom & Formal Dress in Australia | One Honey Boutique
EIRENE Strapless Sweetheart Chiffon A-Line Prom & Formal Dress Sale priceFrom $599.95 AUD
Color
USA SIZE 2 - 24NEW ARRIVALELARAA Draped Chiffon A - Line Bridesmaid & Formal Dress in Australia | One Honey BoutiqueELARAA Draped Chiffon A - Line Bridesmaid & Formal Dress in Australia | One Honey Boutique
ELARAA Draped Chiffon A-Line Bridesmaid & Formal Dress Sale priceFrom $699.95 AUD
Color
USA SIZE 0 - 18NEW ARRIVALCALLISTA Strapless Sweetheart Chiffon A - Line Bridesmaid & Formal Dress in Australia | One Honey BoutiqueCALLISTA Strapless Sweetheart Chiffon A - Line Bridesmaid & Formal Dress in Australia | One Honey Boutique
CALLISTA Strapless Sweetheart Chiffon A-Line Bridesmaid & Formal Dress Sale priceFrom $629.95 AUD
Color

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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 ✨