Login

Cart

Your cart is empty

Cobalt Blue Prom Dresses Australia | One Honey Boutique

Cobalt Blue Formal Dresses Australia — If you’re ready to make a bold, unforgettable entrance, our collection of cobalt blue formal gowns delivers all the drama and shine. At One Honey Boutique, we offer a premium selection of cobalt prom and formal dresses in sizes 2–26, available in luxe fabrics like satin, glitter knit, and tulle.

These electric blue gowns feature corset bodices, lace-up backs, high slits, and curve-enhancing mermaid silhouettes — perfect for Year 12 formals, school balls, and red carpet events.

Shop online with AfterPay, ZipPay, and LayBuy, or visit our Gold Coast showroom for a private fitting. Can’t visit? Use our Virtual Try-On Tool and get it shipped express Australia-wide.

Need more shades of blue?
Blue Formal Dresses
Royal Blue Gowns
Navy Blue Dresses

✔️ Sizes 2–26
✔️ Statement-making electric tones
✔️ AfterPay, ZipPay & LayBuy
✔️ Express delivery from Australia

🔥 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

Sort by

309 products

Filters

Category
Silhouette
Neckline
Fabric
Colour
Size
Price
to
Designer
Category
Silhouette
Neckline
Fabric
Colour
Size
Price
to
Designer
USA SIZE 00 - 16VISIT OUR GOLD COAST STORE TO TRY ONKALERA Leg Split Strapless Shiny Boned Corset Lace Up Back Prom & Formal Dress in Australia | One Honey BoutiqueKALERA Leg Split Strapless Shiny Boned Corset Lace Up Back Prom & Formal Dress in Australia | One Honey Boutique
KALERA Leg Split Strapless Shiny Boned Corset Lace Up Back Prom & Formal Dress Sale priceFrom $499.95 AUD
Color
(0)
USA SIZE 00 - 16VISIT OUR GOLD COAST STORE TO TRY ONVALERA Strapless Shiny Boned Corset Lace Up Back Prom & Formal Dress in Australia | One Honey BoutiqueVALERA Strapless Shiny Boned Corset Lace Up Back Prom & Formal Dress in Australia | One Honey Boutique
VALERA Strapless Shiny Boned Corset Lace Up Back Prom & Formal Dress Sale priceFrom $499.95 AUD
Color
(0)
ONLINE EXCLUSIVEUSA SIZE 00 - 16SHANNON One Shoulder Applique Bustier Corset Prom & Formal Dress in Australia | One Honey BoutiqueSHANNON One Shoulder Applique Bustier Corset Prom & Formal Dress in Australia | One Honey Boutique
SHANNON One Shoulder Applique Bustier Corset Prom & Formal Dress Sale priceFrom $749.95 AUD
Color
(0)
ONLINE EXCLUSIVEUSA SIZE 00 - 16RENATA Low Back Lace Feature Mermaid Formal Dress in Australia | One Honey BoutiqueRENATA Low Back Lace Feature Mermaid Formal Dress in Australia | One Honey Boutique
RENATA Low Back Lace Feature Mermaid Formal Dress Sale priceFrom $679.95 AUD
Color
(0)
USA SIZE 0 - 16HELANI Embroidery & Glitter Leg Split Mermaid Prom Formal Dress in Australia | One Honey BoutiqueHELANI Embroidery & Glitter Leg Split Mermaid Prom Formal Dress in Australia | One Honey Boutique
HELANI Embroidery & Glitter Leg Split Mermaid Prom Formal Dress Sale priceFrom $859.95 AUD
Color
(0)
USA SIZE 0 - 14NIVIA Sheer Mesh Corset Halter Neck Mermaid School Formal & Prom Dress in Australia | One Honey BoutiqueNIVIA Sheer Mesh Corset Halter Neck Mermaid School Formal & Prom Dress in Australia | One Honey Boutique
NIVIA Sheer Mesh Corset Halter Neck Mermaid School Formal & Prom Dress Sale priceFrom $679.95 AUD
Color
(0)
VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE 2 - 16STERLING Embellished Corset Satin Mermaid Formal Dress in Australia | One Honey BoutiqueSTERLING Embellished Corset Satin Mermaid Formal Dress in Australia | One Honey Boutique
STERLING Embellished Corset Satin Mermaid Formal Dress Sale priceFrom $799.95 AUD
Color
(0)
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
(0)
VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE 2 - 16ALIX Strapless Satin Diamanté Detail Corset Bustier Formal Dress in Australia | One Honey BoutiqueALIX 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
(0)
USA SIZE 2 - 16Sold outHoney Couture NATASHA Off Shoulder Layered Tulle Ball Gown Formal Dress in Australia | One Honey BoutiqueHoney 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
(0)
USA SIZE 0 - 14VISIT OUR GOLD COAST STORE TO TRY ONALLERA Strapless Boned Corset Lace Up Back Prom & Formal Dress in Australia | One Honey BoutiqueALLERA 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
(0)
USA SIZE 4 - 16ARABELLA V Front A Line Shimmer Glitter Prom & Formal Dress in Australia | One Honey BoutiqueARABELLA 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
(0)
USA SIZE 2 - 16MYSTIQUE Couture Hand Beaded Embellished Bodice Strapless Mermaid Formal Dress in Australia | One Honey BoutiqueMYSTIQUE 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
(0)
ONLINE EXCLUSIVEUSA SIZE 2 - 16Sold outELLIANA Trumpet Mermaid Feather Feature Prom & Formal Evening Dress in Australia | One Honey BoutiqueELLIANA 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
(0)
ONLINE EXCLUSIVEUSA SIZE 2 - 16Sold outPRETORIA Beaded Couture Feather Mermaid Prom & Formal Dress in Australia | One Honey BoutiquePRETORIA 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
(0)
ONLINE EXCLUSIVECURVE SIZEUSA SIZE 18 - 24PRETORIA Curve Beaded Couture Feather Mermaid Prom & Formal Dress in Australia | One Honey BoutiquePRETORIA 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
(0)
VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE XS - XLPRESLEY Beaded Bustier Satin Leg Slit Mermaid Prom & Formal Dress in Australia | One Honey BoutiquePRESLEY 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
(0)
VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE XS - XLMILLICENT Corset Deep V Front Sequin & Glitter Leg Split Mermaid Prom Dress in Australia | One Honey BoutiqueMILLICENT 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
(0)
CURVE SIZEAUS SIZE 16 - 30CHOOSE YOUR COLOURTRY ON IN STOREOnce Labeled Designer ALICE Metallic Jersey Curve & Plus Size Two Piece Set in Australia | One Honey BoutiqueOnce Labeled Designer ALICE Metallic Jersey Curve & Plus Size Two Piece Set in Australia | One Honey Boutique
Once Labeled Designer ALICE Metallic Jersey Curve & Plus Size Two Piece Set Sale price$799.95 AUD
Color
(0)
CURVE SIZESAUS SIZE 16 - 30CHOOSE YOUR COLOURTRY ON IN STOREOnce Labeled Designer AMBER Metallic Jersey Curve & Plus Size Formal Dress in Australia | One Honey BoutiqueOnce Labeled Designer AMBER Metallic Jersey Curve & Plus Size Formal Dress in Australia | One Honey Boutique
Once Labeled Designer AMBER Metallic Jersey Curve & Plus Size Formal Dress Sale price$899.95 AUD
Color
(0)
CURVE SIZEAUS SIZE 16 - 30CHOOSE YOUR COLOURTRY ON IN STOREOnce Labeled Designer ASHLEY Metallic Jersey Curve & Plus Size Formal Dress in Australia | One Honey BoutiqueOnce Labeled Designer ASHLEY Metallic Jersey Curve & Plus Size Formal Dress in Australia | One Honey Boutique
Once Labeled Designer ASHLEY Metallic Jersey Curve & Plus Size Formal Dress Sale price$899.95 AUD
Color
(0)
CURVE SIZEAUS SIZE 16 - 30CHOOSE YOUR COLOURTRY ON IN STOREOnce Labeled Designer BELLE Scuba Curve & Plus Size Formal Dress in Australia | One Honey BoutiqueOnce Labeled Designer BELLE Scuba Curve & Plus Size Formal Dress in Australia | One Honey Boutique
Once Labeled Designer BELLE Scuba Curve & Plus Size Formal Dress Sale price$899.95 AUD
Color
(0)
CURVE SIZEAUS SIZE 16 - 30CHOOSE YOUR COLOURTRY ON IN STOREOnce Labeled Designer CHELSEA Scuba Curve & Plus Size Formal Dress in Australia | One Honey BoutiqueOnce Labeled Designer CHELSEA Scuba Curve & Plus Size Formal Dress in Australia | One Honey Boutique
Once Labeled Designer CHELSEA Scuba Curve & Plus Size Formal Dress Sale price$849.95 AUD
Color
(0)
CURVE SIZEAUS SIZE 16 - 30CHOOSE YOUR COLOURTRY ON IN STOREOnce Labeled Designer GEMMA Scuba Dress Curve Formal Gown in Australia | One Honey BoutiqueOnce Labeled Designer GEMMA Scuba Dress Curve Formal Gown in Australia | One Honey Boutique
Once Labeled Designer GEMMA Scuba Dress Curve Formal Gown Sale price$849.95 AUD
Color
(0)
CURVE SIZEAUS SIZE 16 - 30CHOOSE YOUR COLOURTRY ON IN STOREOnce Labeled Designer HAYLEY Metallic Jersey Curve & Plus Size Dress in Australia | One Honey BoutiqueOnce Labeled Designer HAYLEY Metallic Jersey Curve & Plus Size Dress in Australia | One Honey Boutique
Once Labeled Designer HAYLEY Metallic Jersey Curve & Plus Size Dress Sale price$899.95 AUD
Color
(0)
CURVE SIZEAUS SIZE 16 - 30CHOOSE YOUR COLOURTRY ON IN STOREOnce Labeled Designer Hayley Scuba Curve & Plus Size School Formal Dress in Australia | One Honey BoutiqueOnce Labeled Designer Hayley Scuba Curve & Plus Size School Formal Dress in Australia | One Honey Boutique
Once Labeled Designer Hayley Scuba Curve & Plus Size School Formal Dress Sale price$899.95 AUD
Color
(0)
CURVE SIZEAUS SIZE 16 - 30CHOOSE YOUR COLOURTRY ON IN STOREOnce Labeled Designer ISSY Metallic Jersey Dress Curve School Formal Gown in Australia | One Honey BoutiqueOnce Labeled Designer ISSY Metallic Jersey Dress Curve School Formal Gown in Australia | One Honey Boutique
Once Labeled Designer ISSY Metallic Jersey Dress Curve School Formal Gown Sale price$649.95 AUD
Color
(0)
CURVE SIZEAUS SIZE 16 - 30CHOOSE YOUR COLOURTRY ON IN STOREOnce Labeled Designer KAT Scuba Curve & Plus Size Formal Dress in Australia | One Honey BoutiqueOnce Labeled Designer KAT Scuba Curve & Plus Size Formal Dress in Australia | One Honey Boutique
Once Labeled Designer KAT Scuba Curve & Plus Size Formal Dress Sale price$799.95 AUD
Color
(0)
CURVE SIZEAUS SIZE 16 - 30CHOOSE YOUR COLOURTRY ON IN STOREOnce Labeled Designer RYLEY Metallic Jersey Curve & Plus Size Formal Dress in Australia | One Honey BoutiqueOnce Labeled Designer RYLEY Metallic Jersey Curve & Plus Size Formal Dress in Australia | One Honey Boutique
Once Labeled Designer RYLEY Metallic Jersey Curve & Plus Size Formal Dress Sale price$899.95 AUD
Color
(0)
USA SIZE 4 - 16BELLE Hidden Corset Tie Shoulder Strap Mermaid Bridesmaid & Prom Formal Dress in Australia | One Honey BoutiqueBELLE 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
(0)
CURVE SIZEUSA SIZE 18 - 24AURA Curve Off Shoulder Silky A Line Bridesmaid Formal Dress in Australia | One Honey BoutiqueAURA 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
(0)
CURVE SIZEUSA SIZE 18 - 24FEMME Curves NIA Plus Size Mirror Tiles Mermaid Prom & Formal Dress in Australia | One Honey BoutiqueFEMME 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
(0)
CURVE SIZEUSA SIZE 18-24FEMME Curves ARABELLA Plus Size V Front A Line Shimmer Glitter Prom & Formal Dress in Australia | One Honey BoutiqueFEMME 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
(0)
USA SIZE 4 - 16KARI Sequin Sheet Mesh Fit & Flare Trumpet Mermaid Prom & Formal Dress in Australia | One Honey BoutiqueKARI 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
(0)
CURVE SIZEUSA SIZE 18 - 24FEMME Curves MALIA Plus Size Diamante Bustier Corset Prom & Formal Dress in Australia | One Honey BoutiqueFEMME 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
(0)
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 BoutiqueESTELLA 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
(0)
USA SIZE 2 - 14VISIT OUR GOLD COAST STORE TO TRY ONVENUS Corset Bustier Satin Mermaid Prom & Formal Dress in Australia | One Honey BoutiqueVENUS 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
(0)
USA SIZE 2 - 10ELISSA Two Piece Glitter Shimmer Corset Top w Skirt in Australia | One Honey BoutiqueELISSA Two Piece Glitter Shimmer Corset Top w Skirt in Australia | One Honey Boutique
ELISSA Two Piece Glitter Shimmer Corset Top w Skirt Sale price$459.95 AUD
Color
(0)
USA SIZE 2 - 14FAOLA Neon Sequin Mermaid Corset Lace Up Prom & Formal Dress in Australia | One Honey BoutiqueFAOLA Neon Sequin Mermaid Corset Lace Up Prom & Formal Dress in Australia | One Honey Boutique
FAOLA Neon Sequin Mermaid Corset Lace Up Prom & Formal Dress Sale price$989.95 AUD
Color
(0)
USA SIZE 2 - 14KINSLEY Deep V Applique Bustier Corset Mermaid Prom & Formal Dress in Australia | One Honey BoutiqueKINSLEY Deep V Applique Bustier Corset Mermaid Prom & Formal Dress in Australia | One Honey Boutique
KINSLEY Deep V Applique Bustier Corset Mermaid Prom & Formal Dress Sale price$659.95 AUD
Color
(0)
CURVE SIZEUSA SIZE 16 - 22FEMME Curves CALISTA Plus Size V Front Sequin Leg Split Prom & Formal Dress in Australia | One Honey BoutiqueFEMME Curves CALISTA Plus Size V Front Sequin Leg Split Prom & Formal Dress in Australia | One Honey Boutique
FEMME Curves CALISTA Plus Size V Front Sequin Leg Split Prom & Formal Dress Sale price$895.95 AUD
Color
(0)
CURVE SIZEUSA SIZE 16 - 24FEMME Curves MADAM Plus Size Lace & Tulle Strapless Mermaid Prom & Formal Dress in Australia | One Honey BoutiqueFEMME Curves MADAM Plus Size Lace & Tulle Strapless Mermaid Prom & Formal Dress in Australia | One Honey Boutique
FEMME Curves MADAM Plus Size Lace & Tulle Strapless Mermaid Prom & Formal Dress Sale price$859.95 AUD
Color
(0)
USA SIZE 2 - 16Honey Couture CASEY Royal Sequin Strapless Corset Bustier Mermaid Formal Dress in Australia | One Honey BoutiqueHoney Couture CASEY Royal Sequin Strapless Corset Bustier Mermaid Formal Dress in Australia | One Honey Boutique
Honey Couture CASEY Royal Sequin Strapless Corset Bustier Mermaid Formal Dress Sale priceFrom $629.95 AUD
Color
(0)
ONLINE EXCLUSIVEUSA SIZE 2 - 18DISCONTINUED FINAL SIZES AVAILABLEHoney Couture OLGA Royal Blue Satin Diamanté Detail Strapless Mermaid Formal Dress in Australia | One Honey BoutiqueHoney Couture OLGA Royal Blue Satin Diamanté Detail Strapless Mermaid Formal Dress in Australia | One Honey Boutique
Honey Couture OLGA Royal Blue Satin Diamanté Detail Strapless Mermaid Formal Dress Sale priceFrom $529.95 AUD
Color
(0)
USA SIZE 2 - 16VISIT OUR GOLD COAST STORE TO TRY ONHoney Couture DASHA Royal Blue Sequin Corset Mermaid Formal Dress in Australia | One Honey BoutiqueHoney Couture DASHA Royal Blue Sequin Corset Mermaid Formal Dress in Australia | One Honey Boutique
Honey Couture DASHA Royal Blue Sequin Corset Mermaid Formal Dress Sale priceFrom $659.95 AUD
Color
(0)
ONLINE EXCLUSIVEUSA SIZE 0 - 24Portia & Scarlett PS21208 Ocean Blue Strapless Sequin Mermaid Formal Gown in Australia | One Honey BoutiquePortia & Scarlett PS21208 Ocean Blue Strapless Sequin Mermaid Formal Gown in Australia | One Honey Boutique
Portia & Scarlett PS21208 Ocean Blue Strapless Sequin Mermaid Formal Gown Sale priceFrom $629.95 AUD
Color
(0)
ONLINE EXCLUSIVEEURO SIZE S - XLMINNA Fashion VIVRE Blue Sequin and Crystal Off the Shoulder Mermaid Formal Dress in Australia | One Honey BoutiqueMINNA Fashion VIVRE Blue Sequin and Crystal Off the Shoulder Mermaid Formal Dress in Australia | One Honey Boutique
MINNA Fashion VIVRE Blue Sequin and Crystal Off the Shoulder Mermaid Formal Dress Sale price$4,029.95 AUD
Color
(0)
ONLINE EXCLUSIVEEURO SIZE S - LMINNA Fashion VITTORIA Blue Silky Deep V Corset Back Mermaid Formal Dress in Australia | One Honey BoutiqueMINNA Fashion VITTORIA Blue Silky Deep V Corset Back Mermaid Formal Dress in Australia | One Honey Boutique
MINNA Fashion VITTORIA Blue Silky Deep V Corset Back Mermaid Formal Dress Sale price$1,219.95 AUD
Color
(0)

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 ✨