Login

Country

Cart

Your cart is empty

Cobalt Blue Prom Dresses Australia

Shop cobalt blue formal dresses in Australia — vibrant styles for school formal, prom, and evening events.

Discover striking cobalt blue gowns designed to stand out.

A bold shade within our blue formal dress collection, perfect for modern formalwear.

Explore Cobalt Blue Dresses

Our cobalt blue formal dresses in Australia feature bold colour, premium fabrics, and statement silhouettes.

Perfect for Year 12 formal, prom, and evening events, cobalt blue is a standout choice for formalwear.

Browse all blue formal dresses to explore every shade.

Explore our full formal dresses in Australia collection for more styles.

Browse related colours including royal blue formal dresses and black formal dresses.

Australia’s Largest Dress Register ensures your gown remains unique at your event.

We offer flexible payment options and personalised support through our Help Centre.

Book your showroom appointment to try your favourites in-store.

🔥 TikTok Viral Dresses

🇦🇺 Proudly Australian Owned Since 2011

🏆 Over 1000+ 5-Star Google Reviews

💎 Registered Dress Guarantee With Every Purchase

🚚 Fast Express Delivery Available Australia-Wide

Sort by

257 products

Filters
USA SIZE XS - 2XLALEXIA Classic Satin A - Line Bridesmaid Formal Dress in Australia | One Honey Boutique
ALEXIA Classic Satin A-Line Bridesmaid Formal Dress Sale price$399.95 AUD
Color
VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE 4 - 18IRINA Neck Sash Tie Chiffon Bridesmaid Formal Dress in Australia | One Honey Boutique
IRINA Neck Sash Tie Chiffon Bridesmaid Formal Dress Sale priceFrom $429.95 AUD
Color
USA SIZE 2 - 16TERRI Off Shoulder Stretch Satin Bridesmaid Prom & Formal Dress in Australia | One Honey Boutique
TERRI Off Shoulder Stretch Satin Bridesmaid Prom & Formal Dress Sale price$399.95 AUD
Color
USA SIZE 2 - 16ZORA Halterneck Stretch Satin Mermaid Prom & Formal Dress in Australia | One Honey Boutique
ZORA Halterneck Stretch Satin Mermaid Prom & Formal Dress Sale price$399.95 AUD
Color
USA SIZE 2 - 16IVA Strapless Stretch Satin Prom & Formal Dress in Australia | One Honey Boutique
IVA Strapless Stretch Satin Prom & Formal Dress Sale price$429.95 AUD
Color
USA SIZE 4 - 18VISIT OUR GOLD COAST STORE TO TRY ONENOLA Off the Shoulder Tulle Romantic Ballgown Formal Dress in Australia | One Honey Boutique
ENOLA Off the Shoulder Tulle Romantic Ballgown Formal Dress Sale priceFrom $829.95 AUD
Color
ONE HONEY EXCLUSIVEUSA SIZE 0 - 14Honey Couture AUGUST Strapless Embellished Bustier Satin Mermaid Formal Dress in Australia | One Honey Boutique
Honey Couture AUGUST Strapless Embellished Bustier Satin Mermaid Formal Dress Sale priceFrom $629.95 AUD
Color
DISCONTINUEDUSA XS-LSave 77%Honey Couture JALI Lace Back Silky Bum Ruching Formal Dress in Australia | One Honey Boutique
Honey Couture JALI Lace Back Silky Bum Ruching Formal Dress Sale priceFrom $99.00 AUD Regular price$429.95 AUD
Color
USA SIZE 2 - 14IN STOCK FOR IMMEDIATE SHIPPINGDISCONTINUED FINAL SIZES AVAILABLECRISTELLA Crystal Shimmer Glitter Feature Corset Mermaid Formal Gown in Australia | One Honey Boutique
CRISTELLA Crystal Shimmer Glitter Feature Corset Mermaid Formal Gown Sale priceFrom $569.95 AUD
Color
IN STOCKDISCONTINUEDSALEOn saleHoney Couture MARISE Diamante Feature Mermaid Formal Dress in Australia | One Honey Boutique
Honey Couture MARISE Diamante Feature Mermaid Formal Dress Sale priceFrom $510.95 AUD Regular price$729.95 AUD
Color
DISCONTINUED FINAL SIZES AVAILABLEUSA SIZE 4 - 20SASHA Ruched Bust, Silky Satin Corset Bustier Leg Split Formal Dress in Australia | One Honey Boutique
SASHA Ruched Bust, Silky Satin Corset Bustier Leg Split Formal Dress Sale priceFrom $499.95 AUD
Color
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 Boutique
MARILYN Ruched Waist Hidden Corset Leg Split Sequin Formal Gown Sale price$649.95 AUD
Color
IN STOCKDISCONTINUEDSALEOn saleCELESTE Diamante Strap Sequin Lace Up Formal Dress in Australia | One Honey Boutique
CELESTE Diamante Strap Sequin Lace Up Formal Dress Sale priceFrom $440.95 AUD Regular price$629.95 AUD
Color
USA SIZE 2 - 16VISIT OUR GOLD COAST STORE TO TRY ONDISCONTINUEDDREYA Glitter Ball Gown School Formal Dress by Honey Couture in Australia | One Honey Boutique
DREYA Glitter Ball Gown School Formal Dress by Honey Couture Sale priceFrom $799.95 AUD
Color
USA SIZE 18 - 24CURVE SIZEDREYA Curve Corset Glitter Ball Gown School Formal Dress in Australia | One Honey Boutique
DREYA Curve Corset Glitter Ball Gown School Formal Dress Sale price$899.95 AUD
Color
IN STOCKDISCONTINUEDSALESave 20%AMINA One Shoulder Glitter Tulle Mermaid Formal Dress in Australia | One Honey Boutique
AMINA One Shoulder Glitter Tulle Mermaid Formal Dress Sale priceFrom $601.95 AUD Regular price$859.95 AUD
Color
USA SIZE 2 - 12VISIT OUR GOLD COAST STORE TO TRY ONDAYA 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
Color
DISCONTINUED LAST SIZES AVAILABLEUSA SIZE XXS - 3XLSHARYN 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
DISCONTINUED FINAL SIZES AVAILABLEUSA 4-16On saleHoney Couture QUINN Satin Corset Mermaid Lace Up School Formal Dress in Australia | One Honey Boutique
Honey Couture QUINN Satin Corset Mermaid Lace Up School Formal Dress Sale priceFrom $455.95 AUD Regular price$569.95 AUD
Color
VIRAL ON TIKTOK 5.5MILLION VIEWSIN STOCKDISCONTINUED FINAL SIZES AVAILABLESALESold outOn saleHoney Couture MYORA Embellished Bustier Satin Mermaid Formal Dress in Australia | One Honey Boutique
Honey Couture MYORA Embellished Bustier Satin Mermaid Formal Dress Sale priceFrom $99.00 AUD Regular price$599.95 AUD
Color
VISIT OUR GOLD COAST STORE TO TRY ONDISCONTINUEDOn saleDOJA Satin Diamanté Detail Corset Bustier Formal Dress in Australia | One Honey Boutique
DOJA Satin Diamanté Detail Corset Bustier Formal Dress Sale priceFrom $439.95 AUD Regular price$549.95 AUD
Color
VISIT OUR GOLD COAST STORE TO TRY ONDISCONTINUED FINAL SIZES AVAILABLEUSA SIZE 2 - 16CAROLE 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
VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE 2 - 16RAFAELLA Crystal Diamante Bustier Corset Lace Up Back Silky Mermaid Formal Dress in Australia | One Honey Boutique
RAFAELLA Crystal Diamante Bustier Corset Lace Up Back Silky Mermaid Formal Dress Sale price$599.95 AUD
Color
VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE 00 - 16DONATELLA Bustier Corset Lace Up Back Satin Mermaid Formal Dress in Australia | One Honey Boutique
DONATELLA Bustier Corset Lace Up Back Satin Mermaid Formal Dress Sale priceFrom $579.95 AUD
Color
VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE 4 - 14MILLIE Sequin Corset Mermaid Formal Gown Dress in Australia | One Honey Boutique
MILLIE Sequin Corset Mermaid Formal Gown Dress Sale price$699.95 AUD
Color
USA SIZE 2 - 14RISTA Stretch Shimmer Glitter Satin Mermaid Formal Dress in Australia | One Honey Boutique
RISTA Stretch Shimmer Glitter Satin Mermaid Formal Dress Sale price$569.95 AUD
Color
VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE XS - 3XLOn saleXENA Silky Tie Up A - Line Formal Bridesmaid & Formal Dress in Australia | One Honey Boutique
XENA Silky Tie Up A-Line Formal Bridesmaid & Formal Dress Sale priceFrom $199.98 AUD Regular price$399.95 AUD
Color
VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE XS - LDISCONTINUEDSKY Glitter Bum Scrunch Low Back Mermaid Formal Dress in Australia | One Honey Boutique
SKY Glitter Bum Scrunch Low Back Mermaid Formal Dress Sale price$429.95 AUD
Color
VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE 2 - 16STERLING Embellished Corset Satin Mermaid Formal Dress in Australia | One Honey Boutique
STERLING Embellished Corset Satin Mermaid Formal Dress Sale priceFrom $799.95 AUD
Color
VISIT OUR GOLD COAST STORE TO TRY ONDISCONTINUED FINAL SIZES AVAILABLEUSA SIZE 2 - 16ODESSA Embellished Glitter Satin Mermaid Formal Dress in Australia | One Honey Boutique
ODESSA Embellished Glitter Satin Mermaid Formal Dress Sale priceFrom $729.95 AUD
Color
VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE 2 - 16ALIX Strapless Satin Diamanté Detail Corset Bustier Formal Dress in Australia | One Honey Boutique
ALIX Strapless Satin Diamanté Detail Corset Bustier Formal Dress Sale priceFrom $729.95 AUD
Color
USA SIZE 2 - 16Honey Couture NATASHA Off Shoulder Layered Tulle Ball Gown Formal Dress in Australia | One Honey Boutique
Honey Couture NATASHA Off Shoulder Layered Tulle Ball Gown Formal Dress Sale priceFrom $1,099.95 AUD
Color
USA SIZE 2 - 16ALLERA Strapless Boned Corset Lace Up Back Prom & Formal Dress in Australia | One Honey Boutique
ALLERA Strapless Boned Corset Lace Up Back Prom & Formal Dress Sale priceFrom $499.95 AUD
Color
USA SIZE 4 - 16ARABELLA V Front A Line Shimmer Glitter Prom & Formal Dress in Australia | One Honey Boutique
ARABELLA V Front A Line Shimmer Glitter Prom & Formal Dress Sale price$759.95 AUD
Color
USA SIZE 2 - 16MYSTIQUE Couture Hand Beaded Embellished Bodice Strapless Mermaid Formal Dress in Australia | One Honey Boutique
MYSTIQUE Couture Hand Beaded Embellished Bodice Strapless Mermaid Formal Dress Sale price$799.95 AUD
Color
USA SIZE 0 - 16Sold outELLIANA Trumpet Mermaid Feather Feature Prom & Formal Evening Dress in Australia | One Honey Boutique
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 Dress in Australia | One Honey Boutique
PRETORIA Beaded Couture Feather Mermaid Prom & Formal Dress Sale price$1,109.95 AUD
Color
ONLINE EXCLUSIVECURVE SIZEUSA SIZE 18 - 24PRETORIA Curve Beaded Couture Feather Mermaid Prom & Formal Dress in Australia | One Honey Boutique
PRETORIA Curve Beaded Couture Feather Mermaid Prom & Formal Dress Sale price$1,209.95 AUD
Color
VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE XS - XLPRESLEY Beaded Bustier Satin Leg Slit Mermaid Prom & Formal Dress in Australia | One Honey Boutique
PRESLEY Beaded Bustier Satin Leg Slit Mermaid Prom & Formal Dress Sale priceFrom $659.95 AUD
Color
VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE XS - 2XLMILLICENT Corset Deep V Front Sequin & Glitter Leg Split Mermaid Prom Dress in Australia | One Honey Boutique
MILLICENT Corset Deep V Front Sequin & Glitter Leg Split Mermaid Prom Dress Sale priceFrom $979.95 AUD
Color
USA SIZE 4 - 16BELLE Hidden Corset Tie Shoulder Strap Mermaid Bridesmaid & Prom Formal Dress in Australia | One Honey Boutique
BELLE Hidden Corset Tie Shoulder Strap Mermaid Bridesmaid & Prom Formal Dress Sale price$659.95 AUD
Color
ONLINE EXCULSIVEUSA SIZE 18 - 24CURVE SIZEAURA Curve Off Shoulder Silky A Line Bridesmaid Formal Dress in Australia | One Honey Boutique
AURA Curve Off Shoulder Silky A Line Bridesmaid Formal Dress Sale price$529.95 AUD
Color
CURVE SIZEUSA SIZE 18 - 24FEMME Curves NIA Plus Size Mirror Tiles Mermaid Prom & Formal Dress in Australia | One Honey Boutique
FEMME Curves NIA Plus Size Mirror Tiles Mermaid Prom & Formal Dress Sale price$859.95 AUD
Color
CURVE SIZEUSA SIZE 18-24FEMME Curves ARABELLA Plus Size V Front A Line Shimmer Glitter Prom & Formal Dress in Australia | One Honey Boutique
FEMME Curves ARABELLA Plus Size V Front A Line Shimmer Glitter Prom & Formal Dress Sale price$859.95 AUD
Color
USA SIZE 4 - 16KARI Sequin Sheet Mesh Fit & Flare Trumpet Mermaid Prom & Formal Dress in Australia | One Honey Boutique
KARI Sequin Sheet Mesh Fit & Flare Trumpet Mermaid Prom & Formal Dress Sale price$769.95 AUD
Color
CURVE SIZEUSA SIZE 18 - 24FEMME Curves MALIA Plus Size Diamante Bustier Corset Prom & Formal Dress in Australia | One Honey Boutique
FEMME Curves MALIA Plus Size Diamante Bustier Corset Prom & Formal Dress Sale price$869.95 AUD
Color
LIMITED EDITIONUSA SIZE 2 - 14DISCONTINUED FINAL SIZES AVAILABLEIN STOCK FOR IMMEDIATE SHIPPINGSold outESTELLA Glitter Shimmer Trumpet Corset Back Mermaid Prom Dress in Australia | One Honey Boutique
ESTELLA Glitter Shimmer Trumpet Corset Back Mermaid Prom Dress Sale price$759.95 AUD
Color
VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE 2 - 14VENUS Corset Bustier Satin Mermaid Prom & Formal Dress in Australia | One Honey Boutique
VENUS Corset Bustier Satin Mermaid Prom & Formal Dress Sale price$729.95 AUD
Color

Need help?

Frequently Asked Questions

Cobalt Blue 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 ✨

GOLD COAST SHOWROOM · BUNDALL QLD

VISIT AUSTRALIA’S LARGEST FORMAL BOUTIQUE

1000+ 5-Star Google Reviews Founded in 2011 Free On-Site Parking

Thousands of dresses in stock ready to take home.
VIP styling appointments are required.

GET DIRECTIONS BOOK VIP STYLING EXPERIENCE

WORLDWIDE SHIPPING

Express & standard delivery worldwide

AUSTRALIA'S LARGEST DRESS REGISTER

Shop with confidence & peace of mind

PROM & FORMAL STYLING HELP

Expert styling, sizing & ordering guidance

PAY YOUR WAY

Afterpay, Zip & Laybuy available

TRUSTED SINCE 2011

Rated 4.9★ on Google 1000+ verified reviews

PROVEN & TRUSTED

Australia’s Highest-Rated Formalwear Boutique

1000+ verified Google reviews • Rated 4.9 ★