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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 from $99 in-store

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💎 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

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AUS SIZE 2 - 24TINA HOLLY COUTURE TW108 White sequin mermaid bridal dress with train, V neckline, perfect for formal events, Brisbane to Gold Coast.TINA HOLLY COUTURE TW108 white sequin mermaid bridal dress with leaf embroidery, V neckline, thick straps, Brisbane to Gold Coast, Australia
IN STOCKDISCONTINUEDSALESold outSave 11%Honey Couture MILEE Baby Pink Mermaid Evening Gown with low back, V front, adjustable straps. Affordable prom dress by Australian Designer.Alt Tag: Honey Couture MILEE Baby Pink Mermaid Evening Gown with Low Back from Australian Designer, Affordable Prom or Special Occasion Dress
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IN STOCKDISCONTINUEDSALESave 30%Honey Couture MILEE Baby Blue Mermaid Gown with Leg Split, Australian Designer Prom Dress, Evening Gown, Affordable FashionHoney Couture MILEE baby blue evening gown with leg split, featuring silky fabric and mermaid train, designed by Australian designer.
IN STOCKDISCONTINUEDSALESold outSave 4%Honey Couture DIAMONDS white sequin mermaid wedding gown by Australian Designer. Elegant prom and evening dress, affordable luxury.Back view of Honey Couture DIAMONDS white sequin mermaid wedding gown, designed by Australian designer, perfect for prom or evening events.
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FINAL SALEIN STOCKSold outHoney Couture MARIBELLA Red Shimmer Lace Back Bum Ruching Formal Dress (RED TAG FINAL SALE)Honey Couture MARIBELLA Red Shimmer Lace Back Bum Ruching Formal Dress (RED TAG FINAL SALE)
IN STOCKDISCONTINUED FINAL SIZES AVAILABLESALESold outOn saleISABELLA sequin glitter mermaid gown with plunging neckline and thin straps, formal dress Brisbane to Gold Coast, AustraliaISABELLA Sequin Glitter Trumpet Mermaid Formal Gown Dress with plunging neckline and mermaid train, evening gown. Brisbane to Gold Coast
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IN STOCKDISCONTINUEDSALESave 8%Honey Couture CELESTE Rose Gold Diamante Strap Sequin Lace Up Formal Dress (RED TAG FINAL SALE)Honey Couture CELESTE Rose Gold Diamante Strap Sequin Lace Up Formal Dress (RED TAG FINAL SALE)
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IN STOCKDISCONTINUEDSALESave 11%Woman wearing Honey Couture TRISTIN green sequin formal dress with low back, designed by Australian Designer; perfect for prom or evening.Woman wearing Honey Couture TRISTIN Green Sequin Dress, Australian Designer, Prom, Formal, Evening Gown, Affordable Fashion.
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IN STOCKDISCONTINUEDSALESave 10%Honey Couture AISHA Red Low Back Mermaid Evening Gown Dress Honey Couture$ AfterPay Humm ZipPay LayBuy SezzleHoney Couture AISHA Red Low Back Mermaid Evening Gown Dress Honey Couture$ AfterPay Humm ZipPay LayBuy Sezzle
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IN STOCKDISCONTINUEDSALESave 72%Honey Couture EVELYN Blue Silky Slip Dress, Australian Designer Prom Gown, Affordable Evening FashionHoney Couture EVELYN Blue Silky Slip Formal Dress, back view, evening gown by Australian Designer, perfect for proms, affordable fashion.
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IN STOCKDISCONTINUEDSALESave 30%Honey Couture MILEE Emerald Green Mermaid Evening Gown, Designer Prom Dress, Low Back, Affordable Australian FashionHoney Couture MILEE Emerald Green Low Back Mermaid Evening Gown, Australian Designer, Prom Dresses, Affordable, side view.
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IN STOCKDISCONTINUEDSALESold outSave 30%Honey Couture MILEE Metallic Orange Mermaid Evening Gown, low back, bum ruching, from Australian Designer, perfect for prom or special occasionsHoney Couture MILEE metallic orange mermaid evening gown with low back, from Australian Designer. Perfect for prom and affordable elegance.
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IN STOCKDISCONTINUEDSALESave 30%Honey Couture MILEE Lilac Purple Mermaid Dress with Low Back and Leg Split, Affordable Formal Wear by Australian DesignerHoney Couture MILEE lilac mermaid dress with leg split by Australian Designer, perfect for prom and special occasions.
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IN STOCKDISCONTINUEDSALESave 30%Woman wearing Honey Couture MILEE yellow evening gown with leg split, from Australian Designer. Affordable prom dress, perfect for formal occasions.Honey Couture MILEE Yellow Mermaid Evening Gown with Leg Split, Low Back, from Australian Designer, Ideal for Prom or Special Occasions.
IN STOCKDISCONTINUEDSALESave 11%Honey Couture IMOGEN Baby Blue Mermaid Evening Gown, Australian Designer, Perfect for Formal Events, Prom Dresses, Affordable Style.Honey Couture IMOGEN baby blue mermaid formal dress with low back, perfect for prom and evening events. Affordable Australian designer gown.
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IN STOCKDISCONTINUEDSALESave 11%Woman wearing Honey Couture JUSTICE blue open back mermaid evening gown in boutique, showcasing knot front and train. Australian designer prom dress.Honey Couture JUSTICE blue mermaid evening gown with open back, perfect for prom or special occasions, Australian designer.
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IN STOCKDISCONTINUEDSALESave 19%STACY Halter Tie Up Bum Ruching Mermaid Formal Dress; deep neckline, adjustable tie back, elegant evening gown; Brisbane to Gold Coast, Australia.Honey Couture STACY Emerald Green Halter Tie Up Mermaid Dress - Australian Designer Prom Evening Gown on Final Sale
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IN STOCKDISCONTINUEDSALEOn saleHoney Couture DANA red backless formal dress with ruching, worn by model; Australian designer, perfect for proms and evening occasions.Honey Couture DANA Red Bum Ruching Cut Out Back Formal Dress - Australian Designer Prom Gown, Affordable Evening Wear
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IN STOCKDISCONTINUEDSALESave 8%COCO Emerald Green Mermaid Dress by Honey Couture, featuring low back and ruching. Perfect for proms and evening events. Australian Designer.Two women in elegant emerald green evening gowns, showcasing low back and mermaid design by Honey Couture at One Honey boutique.
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IN STOCKDISCONTINUEDSALESave 11%Honey Couture STEVIE Navy Blue Satin Corset Back Mermaid Dress, Australian Designer Prom and Evening GownAlt Tag: Honey Couture STEVIE Navy Blue Stretch Satin Corset Back Mermaid Dress for Prom or Evening, Australian Designer, Affordable
IN STOCKDISCONTINUEDSALESave 11%Honey Couture STEVIE turquoise prom dress with corset back, made of stretch satin, by Australian designer, ideal for evening events.Honey Couture STEVIE green satin corset back mermaid formal dress, Australian designer evening gown with leg split and lace-up style.
IN STOCKDISCONTINUEDSALESold outSave 9%Three women in glamorous evening gowns featuring a Honey Couture QUINN Baby Blue Satin Lace Up Formal Dress, perfect for prom or a formal event.Honey Couture QUINN baby blue satin lace-up formal dress with mermaid train, perfect for prom or evening events by Australian designer.
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IN STOCKDISCONTINUEDSALESave 9%Model wearing Honey Couture QUINN Off White Satin Lace Up Formal Dress by Australian Designer; perfect for prom or evening events.Model in Honey Couture QUINN off white satin lace-up formal dress with leg split, Australian designer prom gown for evening elegance.
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IN STOCKDISCONTINUEDSALESave 9%Woman in red glamorous satin evening gown with a daring thigh-high slit on a balcony overlooking a city skyline.Model wearing Honey Couture CECILA Red Diamante Bustier, a formal gown with leg split, from Australian Designer. Perfect for prom or evening events.
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IN STOCKSALESold outSave 6%THELMA Sequin Bustier, floral off-the-shoulder corset satin evening gown. Brisbane to Gold Coast, Australia.Honey Couture THELMA Emerald Green Sequin Bustier Corset Satin Mermaid Formal Dress  (RED TAG FINAL SALE)
IN STOCKSALEOn saleHoney Couture TYRA Off White Corset Bustier Leg Split Formal Dress (RED TAG FINAL SALE)Honey Couture TYRA Off White Corset Bustier Leg Split Formal Dress (RED TAG FINAL SALE)
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IN STOCKSALESave 9%Honey Couture TYRA Lips Soft Pink Corset Bustier Leg Split Formal Dress (RED TAG FINAL SALE)Honey Couture TYRA Lips Soft Pink Corset Bustier Dress with leg split, Australian Designer, Affordable Evening Gowns, Prom Dresses.
IN STOCKDISCONTINUEDSALESold outSave 9%Honey Couture SHARYN Red Silky Corset Bustier Strapless Mermaid Formal Dress (RED TAG FINAL SALE)Honey Couture SHARYN Red Silky Corset Bustier Strapless Mermaid Formal Dress (RED TAG FINAL SALE)
IN STOCKDISCONTINUEDSALESave 9%Honey Couture SHARYN Ocean Blue Silky Corset Bustier Strapless Mermaid Formal Dress (RED TAG FINAL SALE)Model wearing Honey Couture SHARYN Ocean Blue Silky Corset Bustier Mermaid Formal Dress, Australian Designer Prom Evening Gown.
IN STOCKDISCONTINUEDSALESave 9%Honey Couture SHARYN Gold Silky Corset Bustier Strapless Mermaid Formal Dress (RED TAG FINAL SALE)Woman wearing Honey Couture SHARYN gold corset mermaid dress, elegant evening gown by Australian designer, prom dress style.
IN STOCKDISCONTINUEDSALESave 9%Honey Couture SHARYN Bugundy Silky Corset Bustier Strapless Mermaid Formal Dress (RED TAG FINAL SALE)Model wearing SHARYN Burgundy Silky Corset Bustier Strapless Mermaid Dress by Honey Couture, Australian Designer Prom Dress, Evening Gown
IN STOCKSALESave 11%Honey Couture ZENDAYA Lilac Purple Satin Corset Bustier Leg Split Formal Dress (RED TAG FINAL SALE)ZENDAYA Satin Corset Bustier with Leg Split School Formal Dress. Elegant silky satin gown with lace-up back. Brisbane to Gold Coast.
IN STOCKSALESold outSave 11%Honey Couture ZENDAYA Burgundy Satin Corset Bustier Leg Split Formal Dress (RED TAG FINAL SALE)ZENDAYA satin corset bustier with leg split, school formal dress, elegantly styled amidst greenery, Brisbane to Gold Coast, Australia.
FINAL SALEIN STOCKSave 11%Honey Couture ZENDAYA Off White Satin Corset Bustier Leg Split Formal Dress (RED TAG FINAL SALE)Honey Couture ZENDAYA Off White Satin Corset Bustier Leg Split Formal Dress (RED TAG FINAL SALE)
Color
IN STOCKSALESold outSave 11%Honey Couture ZENDAYA Red Satin Corset Bustier Leg Split Formal Dress (RED TAG FINAL SALE)Honey Couture ZENDAYA Red Satin Corset Bustier Leg Split Formal Dress (RED TAG FINAL SALE)
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.
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.
Color
IN STOCKSALEOn saleHoney Couture ZENDAYA Olive Green Satin Corset Bustier Leg Split Formal Dress (RED TAG FINAL SALE)Honey Couture ZENDAYA olive green satin corset bustier dress with leg split, perfect evening gown for prom, Australian Designer style.
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.
Color
USA SIZE 4 - 20Honey Couture MYRTLE Black Sequin Beaded Off The Shoulder Mermaid Formal DressHoney Couture MYRTLE Black Sequin Beaded Off The Shoulder Mermaid Formal Dress
USA SIZE 4 - 16Sold outHoney Couture ZUMA Red Sequin Strapless Corset Bustier Mermaid Formal DressHoney Couture ZUMA Red Sequin Strapless Corset Bustier Mermaid Formal Dress
ONLINE EXCLUSIVEUSA SIZE 000 - 22Sherri-Hill-55230-Fuchsia-Silky-Strapless-Diamante-Detail-Mermaid-Formal-Dress-with-leg-split-on-runwaySherri-Hill-55230-Fuchsia-Silky-Strapless-Diamante-Mermaid-Prom-Dress-Australian-Stockist-Corseted-Formal-Wear
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.
ONLINE EXCLUSIVEUSA SIZE 000 - 12Sherri Hill 55230 Dark Emerald Strapless Mermaid Prom Dress - Silky Sequin Gown with Diamante Detail and Leg SplitSherri Hill 55230 dark emerald strapless mermaid gown with leg split, diamante detail, formal prom dress, Australian stockist
ONLINE EXCLUSIVEUSA SIZE 000 - 18Sherri-Hill-55230-Black-Strapless-Diamante-Prom-Dress-Mermaid-Silhouette-Designer-Formal-Wear-Australian-StockistTwo women in bright green and black formal gowns with leg splits, posing in a modern room with a sign reading 'One Honey'.
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
ONLINE EXCLUSIVEUSA SIZE 000 - 22Sherri-Hill-55181-red-lace-off-shoulder-feather-detail-leg-split-prom-dress-Australian-stockist-corset-gownSherri-Hill-55181-red-lace-off-the-shoulder-feather-detail-leg-split-dress-prom-gown-designer-formal-wear
USA SIZE 2 - 12Sold outThree women in formal evening gowns, including the Honey Couture MAXX Black Diamanté Jersey Cut Out Mermaid Dress and red dresses, inside a boutique.Honey Couture MAXX Black Diamanté Jersey Mermaid Dress on display at a boutique, featuring waist cut out and lace-up back. Prom Dresses by Australian Designer.

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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.

💸 Shop Sale Gowns from $99

🏬 Visit our Gold Coast Showroom

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