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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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IN STOCKMELODY Sequin Mesh Waist Leg Split Mermaid Formal Dress in Australia | One Honey BoutiqueMELODY Sequin Mesh Waist Leg Split Mermaid Formal Dress in Australia | One Honey Boutique
MELODY Sequin Mesh Waist Leg Split Mermaid Formal Dress Sale price$559.95 AUD
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IN STOCKDISCONTINUEDSALESave 30%Honey Couture SIENA Sheer Sequin w Split Evening Gown Dress in Australia | One Honey BoutiqueHoney Couture SIENA Sheer Sequin w Split Evening Gown Dress in Australia | One Honey Boutique
Honey Couture SIENA Sheer Sequin w Split Evening Gown Dress Sale priceFrom $314.95 AUD Regular price$449.95 AUD
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USA SIZE 2 - 8DISCONTINUED FINAL SIZES AVAILABLEIN STOCK FOR IMMEDIATE SHIPPINGASHLEY Gold Sequin w Lace Low Back Mermaid Formal Dress in Australia | One Honey BoutiqueASHLEY Gold Sequin w Lace Low Back Mermaid Formal Dress in Australia | One Honey Boutique
ASHLEY Gold Sequin w Lace Low Back Mermaid Formal Dress Sale price$699.95 AUD
Color
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USA SIZE 2 - 12DISCONTINUED FINAL SIZES AVAILABLEIN STOCK FOR IMMEDIATE SHIPPINGALEYANDRA Champagne Silver Beaded Sequin Lace Up Formal Dress in Australia | One Honey BoutiqueALEYANDRA Champagne Silver Beaded Sequin Lace Up Formal Dress in Australia | One Honey Boutique
ALEYANDRA Champagne Silver Beaded Sequin Lace Up Formal Dress Sale price$899.95 AUD
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USA SIZE XS - LDISCONTINUED FINAL SIZES AVAILABLEIN STOCK FOR IMMEDIATE SHIPPINGSold outHoney Couture ALEXA One Shoulder Cut Out Formal Dress in Australia | One Honey BoutiqueHoney Couture ALEXA One Shoulder Cut Out Formal Dress in Australia | One Honey Boutique
Honey Couture ALEXA One Shoulder Cut Out Formal Dress Sale price$429.95 AUD
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VISIT OUR GOLD COAST STORE TO TRY ONDISCONTINUED FINAL SIZES AVAILABLEUSA SIZE XS - XLSave 80%Honey Couture TILDA Low Back Sequin Formal Gown Dress in Australia | One Honey BoutiqueHoney Couture TILDA Low Back Sequin Formal Gown Dress in Australia | One Honey Boutique
Honey Couture TILDA Low Back Sequin Formal Gown Dress Sale priceFrom $99.00 AUD Regular price$495.95 AUD
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USA SIZE XS - 2XLDISCONTINUED FINAL SIZES AVAILABLEIN STOCK FOR IMMEDIATE SHIPPINGDEVINA Sequin Low Back Corset Lace Up Formal Dress in Australia | One Honey BoutiqueDEVINA Sequin Low Back Corset Lace Up Formal Dress in Australia | One Honey Boutique
DEVINA Sequin Low Back Corset Lace Up Formal Dress Sale price$729.95 AUD
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APHRODITE Embellished Corset Satin Mermaid Formal Dress in Australia | One Honey BoutiqueAPHRODITE Embellished Corset Satin Mermaid Formal Dress in Australia | One Honey Boutique
APHRODITE Embellished Corset Satin Mermaid Formal Dress Sale price$789.95 AUD
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IN STOCKDISCONTINUEDSALESave 30%ANTONIA Embellished Corset Satin Mermaid Formal Dress in Australia | One Honey BoutiqueANTONIA Embellished Corset Satin Mermaid Formal Dress in Australia | One Honey Boutique
ANTONIA Embellished Corset Satin Mermaid Formal Dress Sale priceFrom $552.95 AUD Regular price$789.95 AUD
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IN STOCKDISCONTINUEDSALEOn saleCOCO Sash Front Low Back Bum Scrunch Mermaid Formal Gown in Australia | One Honey BoutiqueCOCO Sash Front Low Back Bum Scrunch Mermaid Formal Gown in Australia | One Honey Boutique
COCO Sash Front Low Back Bum Scrunch Mermaid Formal Gown Sale priceFrom $440.95 AUD Regular price$629.95 AUD
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VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE XXS - 2XLDISCONTINUED FINAL SIZES AVAILABLEMARILYN Ruched Waist Hidden Corset Leg Split Sequin Formal Gown in Australia | One Honey BoutiqueMARILYN Ruched Waist Hidden Corset Leg Split Sequin Formal Gown in Australia | One Honey Boutique
MARILYN Ruched Waist Hidden Corset Leg Split Sequin Formal Gown Sale price$649.95 AUD
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VISIT OUR GOLD COAST STORE TO TRY ONDISCONTINUED FINAL SIZES AVAILABLEUSA SIZE XS - 3XLSave 78%Honey Couture MILEE Low Back Mermaid Evening Gown Dress with Leg Split in Australia | One Honey BoutiqueHoney Couture MILEE Low Back Mermaid Evening Gown Dress with Leg Split in Australia | One Honey Boutique
Honey Couture MILEE Low Back Mermaid Evening Gown Dress with Leg Split Sale priceFrom $99.00 AUD Regular price$449.95 AUD
Color
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VISIT OUR GOLD COAST STORE TO TRY ONDISCONTINUEDUSA SIZE XS - XLSave 30%Honey Couture MILEE Low Back Mermaid Evening Gown Dress in Australia | One Honey BoutiqueHoney Couture MILEE Low Back Mermaid Evening Gown Dress in Australia | One Honey Boutique
Honey Couture MILEE Low Back Mermaid Evening Gown Dress Sale priceFrom $99.00 AUD Regular price$449.95 AUD
Color
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IN STOCKDISCONTINUEDSALESave 30%Honey Couture DIAMONDS Sequin Mermaid Formal Gown Dress in Australia | One Honey BoutiqueHoney Couture DIAMONDS Sequin Mermaid Formal Gown Dress in Australia | One Honey Boutique
Honey Couture DIAMONDS Sequin Mermaid Formal Gown Dress Sale priceFrom $693.00 AUD Regular price$990.00 AUD
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VISIT OUR GOLD COAST STORE TO TRY ONDISCONTINUED LAST SIZES AVAILABLEUSA SIZES XS - LSave 83%Honey Couture KAYTUM Low Back Sequin Mermaid Evening Gown Dress in Australia | One Honey BoutiqueHoney Couture KAYTUM Low Back Sequin Mermaid Evening Gown Dress in Australia | One Honey Boutique
Honey Couture KAYTUM Low Back Sequin Mermaid Evening Gown Dress Sale priceFrom $99.00 AUD Regular price$569.95 AUD
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IN STOCKDISCONTINUEDSALESave 30%NADINE Rose Gold Glitter Corset Mermaid Formal Gown Dress in Australia | One Honey BoutiqueNADINE Rose Gold Glitter Corset Mermaid Formal Gown Dress in Australia | One Honey Boutique
NADINE Rose Gold Glitter Corset Mermaid Formal Gown Dress Sale priceFrom $487.95 AUD Regular price$695.95 AUD
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IN STOCKDISCONTINUEDSALESave 30%PALOMA Strapless Glitter Corset Bustier Mermaid Glitter Dress in Australia | One Honey BoutiquePALOMA Strapless Glitter Corset Bustier Mermaid Glitter Dress in Australia | One Honey Boutique
PALOMA Strapless Glitter Corset Bustier Mermaid Glitter Dress Sale priceFrom $601.95 AUD Regular price$859.95 AUD
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IN STOCKDISCONTINUED FINAL SIZES AVAILABLESALESave 30%ISABELLA Sequin Glitter Trumpet Mermaid Formal Gown Dress in Australia | One Honey BoutiqueISABELLA Sequin Glitter Trumpet Mermaid Formal Gown Dress in Australia | One Honey Boutique
ISABELLA Sequin Glitter Trumpet Mermaid Formal Gown Dress Sale priceFrom $489.95 AUD Regular price$699.95 AUD
Color
(1)
USA SIZE 2 - 12VISIT OUR GOLD COAST STORE TO TRY ONDAYA Glitter Corset Bustier Mermaid Formal Gown Dress in Australia | One Honey BoutiqueDAYA Glitter Corset Bustier Mermaid Formal Gown Dress in Australia | One Honey Boutique
DAYA Glitter Corset Bustier Mermaid Formal Gown Dress Sale priceFrom $559.95 AUD
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DISCONTINUED LAST SIZES AVAILABLEUSA SIZE XXS - 3XLSHARYN Strapless Silky Corset Bustier Strapless Mermaid Formal Dress in Australia | One Honey BoutiqueSHARYN Strapless Silky Corset Bustier Strapless Mermaid Formal Dress in Australia | One Honey Boutique
SHARYN Strapless Silky Corset Bustier Strapless Mermaid Formal Dress Sale priceFrom $569.95 AUD
Color
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VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE 2 - 16DISCONTINUED FINAL SIZES AVAILABLECAROLE Sequin Glitter Corset Mermaid School Formal Gala Dinner Dress in Australia | One Honey BoutiqueCAROLE Sequin Glitter Corset Mermaid School Formal Gala Dinner Dress in Australia | One Honey Boutique
CAROLE Sequin Glitter Corset Mermaid School Formal Gala Dinner Dress Sale priceFrom $729.95 AUD
Color
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USA SIZE 00 - 16HAZEL Strapless Sheer Corset Bustier Silky Mermaid Formal Dress in Australia | One Honey BoutiqueHAZEL Strapless Sheer Corset Bustier Silky Mermaid Formal Dress in Australia | One Honey Boutique
HAZEL Strapless Sheer Corset Bustier Silky Mermaid Formal Dress Sale priceFrom $649.95 AUD
Color
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VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE 2 - 16DISCONTINUED FINAL SIZES AVAILABLEODESSA Embellished Glitter Satin Mermaid Formal Dress in Australia | One Honey BoutiqueODESSA Embellished Glitter Satin Mermaid Formal Dress in Australia | One Honey Boutique
ODESSA Embellished Glitter Satin Mermaid Formal Dress Sale priceFrom $729.95 AUD
Color
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USA SIZE XS - XLHoney Couture YELENA Gold Lame' Strapless Mermaid Formal Dress in Australia | One Honey BoutiqueHoney Couture YELENA Gold Lame' Strapless Mermaid Formal Dress in Australia | One Honey Boutique
Honey Couture YELENA Gold Lame' Strapless Mermaid Formal Dress Sale price$629.95 AUD
Color
(0)
ONLINE EXCLUSIVEEURO SIZE S - XLMINNA Fashion VIVIAN Gold Strapless Crystal Leg Split Mermaid Formal Dress in Australia | One Honey BoutiqueMINNA Fashion VIVIAN Gold Strapless Crystal Leg Split Mermaid Formal Dress in Australia | One Honey Boutique
MINNA Fashion VIVIAN Gold Strapless Crystal Leg Split Mermaid Formal Dress Sale price$4,399.95 AUD
Color
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ONLINE EXCLUSIVEEURO SIZE XS - XLMINNA Fashion ELODIE Gold Crystal and Beaded Off the Shoulder Mermaid Formal Dress in Australia | One Honey BoutiqueMINNA Fashion ELODIE Gold Crystal and Beaded Off the Shoulder Mermaid Formal Dress in Australia | One Honey Boutique
MINNA Fashion ELODIE Gold Crystal and Beaded Off the Shoulder Mermaid Formal Dress Sale price$2,929.95 AUD
Color
(0)
ONLINE EXCLUSIVEEURO SIZE XS - XLMINNA Fashion HADES Gold Sequin Beaded Strapless Mermaid Formal Dress in Australia | One Honey BoutiqueMINNA Fashion HADES Gold Sequin Beaded Strapless Mermaid Formal Dress in Australia | One Honey Boutique
MINNA Fashion HADES Gold Sequin Beaded Strapless Mermaid Formal Dress Sale price$1,649.95 AUD
Color
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IN STOCKDISCONTINUED FINAL SIZES AVAILABLESALESold outOn saleISABELLA Sequin Glitter Trumpet Mermaid Formal Gown Dress in Australia | One Honey BoutiqueISABELLA Sequin Glitter Trumpet Mermaid Formal Gown Dress in Australia | One Honey Boutique
Honey Couture ISABELLA Gold Sequin Mermaid Formal Gown Dress (RED TAG FINAL SALE) Sale priceFrom $649.95 AUD Regular price$699.95 AUD
Color
(1)
IN STOCKDISCONTINUEDSALESold outSave 30%Honey Couture MILEE Metallic Orange Low Back Mermaid Evening Gown Dress (RED TAG FINAL SALE) in Australia | One Honey BoutiqueHoney Couture MILEE Metallic Orange Low Back Mermaid Evening Gown Dress (RED TAG FINAL SALE) in Australia | One Honey Boutique
Honey Couture MILEE Metallic Orange Low Back Mermaid Evening Gown Dress (RED TAG FINAL SALE) Sale price$314.95 AUD Regular price$449.95 AUD
Color
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IN STOCKDISCONTINUEDSALESave 9%SHARYN Strapless Silky Corset Bustier Strapless Mermaid Formal Dress in Australia | One Honey BoutiqueHoney Couture SHARYN Gold Silky Corset Bustier Strapless Mermaid Formal Dress (RED TAG FINAL SALE) in Australia | One Honey Boutique
Honey Couture SHARYN Gold Silky Corset Bustier Strapless Mermaid Formal Dress (RED TAG FINAL SALE) Sale price$519.95 AUD Regular price$569.95 AUD
Color
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USA SIZE XS - XLHoney Couture ELLIE Gold Silky Cut Out Maxi Dress in Australia | One Honey BoutiqueHoney Couture ELLIE Gold Silky Cut Out Maxi Dress in Australia | One Honey Boutique
Honey Couture ELLIE Gold Silky Cut Out Maxi Dress Sale price$349.95 AUD
Color
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USA SIZE 4 - 16Sold outHoney Couture GLIMMER Black & Gold Sequin Glitter Formal Dress in Australia | One Honey BoutiqueHoney Couture GLIMMER Black & Gold Sequin Glitter Formal Dress in Australia | One Honey Boutique
Honey Couture GLIMMER Black & Gold Sequin Glitter Formal Dress Sale priceFrom $729.95 AUD
Color
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VISIT OUR GOLD COAST STORE TO TRY ONDISCONTINUED LAST SIZES AVILABLEUSA SIZE S - XLSave 78%Honey Couture GENENE Rose Gold Thin Strap Sequin Formal Dress in Australia | One Honey BoutiqueHoney Couture GENENE Rose Gold Thin Strap Sequin Formal Dress in Australia | One Honey Boutique
Honey Couture GENENE Rose Gold Thin Strap Sequin Formal Dress Sale priceFrom $99.00 AUD Regular price$459.95 AUD
Color
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USA SIZE 2 - 16Sold outHoney Couture FAYE Gold Sequin Diamante Dress in Australia | One Honey BoutiqueHoney Couture FAYE Gold Sequin Diamante Dress in Australia | One Honey Boutique
Honey Couture FAYE Gold Sequin Diamante Dress Sale price$549.95 AUD
Color
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USA SIZE XS - LHoney Couture AZALIA Gold Silky Bustier Strapless Mermaid Formal Dress in Australia | One Honey BoutiqueHoney Couture AZALIA Gold Silky Bustier Strapless Mermaid Formal Dress in Australia | One Honey Boutique
Honey Couture AZALIA Gold Silky Bustier Strapless Mermaid Formal Dress Sale price$429.95 AUD
Color
(0)
USA SIZE 4 - 16Sold outHoney Couture SAPPHIRE Mirror Mesh Formal Gown Dress in Australia | One Honey BoutiqueHoney Couture SAPPHIRE Mirror Mesh Formal Gown Dress in Australia | One Honey Boutique
Honey Couture SAPPHIRE Mirror Mesh Formal Gown Dress Sale price$899.95 AUD
Color
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ONLINE EXCLUSIVEUSA SIZE 2 - 10Honey Couture ARISTA Gold Beaded Low Back Mermaid Formal Dress in Australia | One Honey Boutique
Honey Couture ARISTA Gold Beaded Low Back Mermaid Formal Dress Sale price$899.95 AUD
Color
(0)
USA SIZE S - XLSold outHoney Couture BELLA Gold Sequin Strapless V Front Formal Dress in Australia | One Honey BoutiqueHoney Couture BELLA Gold Sequin Strapless V Front Formal Dress in Australia | One Honey Boutique
Honey Couture BELLA Gold Sequin Strapless V Front Formal Dress Sale price$629.95 AUD
Color
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USA SIZE XS - LSold outHoney Couture SUZI Gold Sequin Mermaid Formal Gown Dress in Australia | One Honey BoutiqueHoney Couture SUZI Gold Sequin Mermaid Formal Gown Dress in Australia | One Honey Boutique
Honey Couture SUZI Gold Sequin Mermaid Formal Gown Dress Sale price$549.95 AUD
Color
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USA SIZE XS - LSold outHoney Couture ETTA Gold Lace & Glitter Overlay Mermaid Formal Gown Dress in Australia | One Honey BoutiqueHoney Couture ETTA Gold Lace & Glitter Overlay Mermaid Formal Gown Dress in Australia | One Honey Boutique
Honey Couture ETTA Gold Lace & Glitter Overlay Mermaid Formal Gown Dress Sale price$549.95 AUD
Color
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USA SIZE XS - LSold outHoney Couture LIBERTY Gold Sequin Lace Up Formal Dress in Australia | One Honey BoutiqueHoney Couture LIBERTY Gold Sequin Lace Up Formal Dress in Australia | One Honey Boutique
Honey Couture LIBERTY Gold Sequin Lace Up Formal Dress Sale price$549.95 AUD
Color
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AUS SIZE 2 - 24Tina Holly Couture TA114 Apricot Gold Beaded Mermaid Bridal Formal Dress in Australia | One Honey BoutiqueTina Holly Couture TA114 Apricot Gold Beaded Mermaid Bridal Formal Dress in Australia | One Honey Boutique
Tina Holly Couture TA114 Apricot Gold Beaded Mermaid Bridal Formal Dress Sale price$962.50 AUD
Color
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USA SIZE XS - XLSold outHoney Couture KARMEL Gold Glitter Formal Dress in Australia | One Honey BoutiqueHoney Couture KARMEL Gold Glitter Formal Dress in Australia | One Honey Boutique
Honey Couture KARMEL Gold Glitter Formal Dress Sale price$499.95 AUD
Color
(0)
USA SIZE XS - XLSold outHoney Couture CONTESSA Gold Sequin Off Shoulder Mermaid Formal Dress in Australia | One Honey BoutiqueHoney Couture CONTESSA Gold Sequin Off Shoulder Mermaid Formal Dress in Australia | One Honey Boutique
Honey Couture CONTESSA Gold Sequin Off Shoulder Mermaid Formal Dress Sale price$629.95 AUD
Color
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USA SIZE XS - XLSold outHoney Couture PEYTON Gold Sequin Formal Dress in Australia | One Honey BoutiqueHoney Couture PEYTON Gold Sequin Formal Dress in Australia | One Honey Boutique
Honey Couture PEYTON Gold Sequin Formal Dress Sale price$629.95 AUD
Color
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USA SIZE XS - XLSold outHoney Couture KIMBERLEY Gold Sequin Off Shoulder Formal Dress in Australia | One Honey BoutiqueHoney Couture KIMBERLEY Gold Sequin Off Shoulder Formal Dress in Australia | One Honey Boutique
Honey Couture KIMBERLEY Gold Sequin Off Shoulder Formal Dress Sale price$629.95 AUD
Color
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USA SIZE XS - LSold outHoney Couture SHAKIRA Rose Gold One Sleeve Sequin Formal Dress in Australia | One Honey BoutiqueHoney Couture SHAKIRA Rose Gold One Sleeve Sequin Formal Dress in Australia | One Honey Boutique
Honey Couture SHAKIRA Rose Gold One Sleeve Sequin Formal Dress Sale price$549.95 AUD
Color
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AUS SIZE 2 - 24Tina Holly Couture TA107 Gold Sequin & Mesh Strapless Mermaid Formal Dress in Australia | One Honey BoutiqueTina Holly Couture TA107 Gold Sequin & Mesh Strapless Mermaid Formal Dress in Australia | One Honey Boutique
Tina Holly Couture TA107 Gold Sequin & Mesh Strapless Mermaid Formal Dress Sale priceFrom $509.95 AUD
Color
(0)

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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 ✨