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Formal Dresses Under $500 Australia – Designer Prom Gowns

Shop formal dresses under $500 in Australia — explore an extensive selection of designer prom gowns, school formal dresses and eveningwear within a $500 budget at One Honey Boutique.

Discover statement formalwear from leading Australian and international designers across corset, fitted, A-line, mermaid and ball gown silhouettes.

From luxe satin and sparkling embellishments to structured corsetry, beading and dramatic silhouettes, find an unforgettable gown while shopping within your budget.

Explore Formal Dresses Under $500

Searching for formal dresses under $500 in Australia? One Honey Boutique brings together prom dresses, school formal gowns and evening dresses currently priced below $500, giving you a dedicated destination for shopping designer formalwear by budget.

Find your look for Year 10 and Year 12 formal, prom, graduation, balls, galas, black-tie events, weddings and special occasions across an evolving selection of colours, fabrics and silhouettes.

A budget of up to $500 opens up an extensive selection across the One Honey designer range, including structured corset gowns, sleek fitted silhouettes, flowing A-lines, mermaid dresses, sparkling styles and statement formalwear.

Shopping within a lower budget? Explore our formal dresses under $400 for styles within the previous price tier.

Want even more designer choice? Continue to our formal dresses under $600 collection for an expanded selection of prom, school formal and evening gowns.

Looking specifically for reduced designer styles? Browse our formal dress sale for discounted prom, school formal and evening dresses across multiple price points.

For our complete formalwear range, explore formal dresses Australia, shop prom dresses or discover our evening dresses.

Prices, sizes and availability can change as new gowns arrive, products sell through or pricing changes. Always check the individual product page for the current price, available sizes and ordering information.

Shopping for your school formal? Australia's Largest Dress Register helps protect the exclusivity of eligible registered One Honey gowns for participating school formals and events.

Proudly Australian owned since 2011 with over 1,000+ 5-star reviews, One Honey Boutique is a trusted destination for designer prom, school formal and occasion wear.

Need help choosing your size, checking availability or planning around your event date? Visit our Help Centre for shopping support.

Shop with flexible payment options including AfterPay & Zip.

Discover formal dresses under $500 at One Honey Boutique — designer prom, school formal and evening gowns for your next unforgettable event.

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USA SIZE XS - MVISIT OUR GOLD COAST STORE TO TRY ONLORRIE Strapless Silky Bra Back Silky Prom & Semi Formal Dress in Australia | One Honey Boutique
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USA SIZE XS - MVISIT OUR GOLD COAST STORE TO TRY ONDISCONTINUEDDIANN Silky Scoop Back Silky Prom & Semi Formal Dress in Australia | One Honey Boutique
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USA SIZE 4 - 18GABRIELA Strapless Crystal Corset Mermaid Prom & Formal Dress in Australia | One Honey Boutique
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USA SIZE 00 - 16VARSHA Off Shoulder Satin Prom & Formal Dress in Australia | One Honey Boutique
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USA SIZE 0 - 16SOVANN Soft Satin Corset A Line Prom & Formal Dress in Australia | One Honey Boutique
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USA SIZE 0 - 14KETA Sequin Beaded Birthday Party Mini Dress in Australia | One Honey Boutique
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USA SIZE 2 - 18CERES Halter Satin Fitted Mermaid Prom & Formal Dress in Australia | One Honey Boutique
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USA SIZE 0 - 12ROSETTE Strapless Velvet Fitted Prom & Formal Dress in Australia | One Honey Boutique
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USA SIZE 2 - 16ZORA Bridal Halterneck Stretch Satin Mermaid Prom & Formal Dress in Australia | One Honey Boutique
USA SIZE XS - XLMAJA Off Shoulder Sequin Prom & Semi Formal Dress in Australia | One Honey Boutique
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USA SIZE XS - MRAINEY Silky Low Back Halter Neck Prom & Formal Dress in Australia | One Honey Boutique
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USA SIZE XS - MDISCONTINUEDSave 75%MAEVE Low Back Lace Up Bum Scrunch Prom & Formal Dress in Australia | One Honey Boutique
MAEVE Low Back Lace Up Bum Scrunch Prom & Formal Dress Sale price$99.00 AUD Regular price$399.95 AUD
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VISIT IN OUR GOLD COAST SHOWROOMUSA SIZE 0 - 14MEISHA Strapless Rhinestone Bustier Mermaid Prom & Formal Dress in Australia | One Honey Boutique
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CURVE SIZEUSA SIZE 18 - 24ZORA Curve Halterneck Stretch Satin Mermaid Prom & Formal Dress in Australia | One Honey Boutique
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USA SIZE XS - 2XLAERYN Sequin Holographic Leg Split Mermaid Prom & Formal Dress in Australia | One Honey Boutique
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USA SIZE 2 - 14LORENA Sequin Fringing Cocktail Birthday Party Mini Dress in Australia | One Honey Boutique
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USA SIZE 2 - 18TIFFANY Strapless Satin Debutante Bridal Wedding & Formal Dress with Sash in Australia | One Honey Boutique
VISIT OUR GOLD COAST STORE TO TRY ONUSA SIZE XS - LSALEDISCONTINUEDSave 67%RIMA Halter Neck Cross Over Mermaid Formal Dress in Australia | One Honey Boutique
RIMA Halter Neck Cross Over Mermaid Formal Dress Sale price$99.00 AUD Regular price$299.95 AUD
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IN STOCKDISCONTINUEDOn saleMONROE Sequin Waist Cut Out Mermaid Formal Dress in Australia | One Honey Boutique
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IN STOCKDISCONTINUEDSALESave 40%BELLAMY Rose Gold Glitter A Line Ball Gown Formal Dress in Australia | One Honey Boutique
BELLAMY Rose Gold Glitter A Line Ball Gown Formal Dress Sale priceFrom $479.95 AUD Regular price$799.95 AUD
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DISCONTINUEDSALESave 20%CECILA Silky Diamante Bustier Mermaid Prom & Formal Dress in Australia | One Honey Boutique
CECILA Silky Diamante Bustier Mermaid Prom & Formal Dress Sale priceFrom $463.95 AUD Regular price$579.95 AUD
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USA SIZE 2 - 24Save 30%ROMY Silky Off Shoulder Mermaid Prom Formal Dress in Australia | One Honey Boutique
ROMY Silky Off Shoulder Mermaid Prom Formal Dress Sale priceFrom $384.96 AUD Regular price$549.95 AUD
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USA SIZE 2 - 14MURELLA Off Shoulder Bustier Mermaid Bridal & Wedding Debutante Dress in Australia | One Honey Boutique
USA SIZE 4 - 18IRINA Neck Sash Tie Chiffon Bridal & Wedding Debutante Dress in Australia | One Honey Boutique
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USA SIZE 2 - 16ELEANOR Bridal Satin Strapless Pointed Bust Strapless Silky Wedding Dress in Australia | One Honey Boutique
USA SIZE 00 - 16SIGNE Sequin Mesh Corset Satin Mermaid Prom & Formal Dress in Australia | One Honey Boutique
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USA SIZE 00 - 16HULDA Mesh Corset Bustier Satin Mermaid Prom & Formal Dress in Australia | One Honey Boutique
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USA SIZE 00 - 16ANNELI Sweetheart Bustier Off Shoulder Mermaid Prom & Formal Dress in Australia | One Honey Boutique
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USA SIZE 2 - 20VISIT OUR GOLD COAST STORE TO TRY ONALLANA Satin Fitted Sash Feature Mermaid Prom & Formal Dress in Australia | One Honey Boutique
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VISIT IN OUR GOLD COAST SHOWROOMUSA 2-14On saleGIGI Corset Sparkle Bustier Strapless Mermaid Formal Gown Dress in Australia | One Honey Boutique
GIGI Corset Sparkle Bustier Strapless Mermaid Formal Gown Dress Sale priceFrom $499.95 AUD Regular price$629.95 AUD
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USA SIZE 4 - 16LARISA Off Shoulder Glitter Shimmer Prom & Formal Dress in Australia | One Honey Boutique
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IN STOCKDISCONTINUEDSALESave 30%Honey 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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IN STOCKDISCONTINUEDSALESave 30%Honey Couture MAI Diamante Feature Mermaid Formal Dress in Australia | One Honey Boutique
Honey Couture MAI Diamante Feature Mermaid Formal Dress Sale priceFrom $419.95 AUD Regular price$599.95 AUD
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IN STOCKDISCONTINUEDSALESave 30%Honey Couture ZAYNE Hot Fix Diamanté Leg Split Mermaid Formal Dress in Australia | One Honey Boutique
Honey Couture ZAYNE Hot Fix Diamanté Leg Split Mermaid Formal Dress Sale priceFrom $419.95 AUD Regular price$599.95 AUD
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AUS SIZE XS - XLMÉLANI The Label JOSEFINA Low Back Rose Feature Halter Dress in Australia | One Honey Boutique
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VISIT OUR GOLD COAST SHOWROOM TO TRY ONAUS SIZE XS - XLMÉLANI The Label DANIELA Low Back Rose Feature Dress in Australia | One Honey Boutique
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AUS SIZE XS - XXLVISIT OUR GOLD COAST STORE TO TRY ONRunaway The Label STELLAR Sequin Mini Semi Party Dress in Australia | One Honey Boutique
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AUS SIZE XS - XXLVISIT OUR GOLD COAST STORE TO TRY ONRunaway The Label BENITO Sequin Midi Semi Formal Dress in Australia | One Honey Boutique
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VISIT OUR GOLD COAST STORE TO TRY ONDISCONTINUED FINAL SIZES AVAILABLEUSA SIZE XS - LKIA Low Back V Front Sequin Prom & Formal Dress in Australia | One Honey Boutique
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USA SIZE XS - LDISCONTINUED FINAL SIZES AVAILABLEVISIT OUR GOLD COAST STORE TO TRY ONZIA Low Back V Front Sequin Prom & Formal Dress in Australia | One Honey Boutique
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USA SIZE 0 - 16NIKA Hens Bride Off White Short A Line Dress in Australia | One Honey Boutique
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NELLIE Deep V Front Silky A Line Bridesmaid Formal Dress in Australia | One Honey Boutique
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USA SIZE 2 - 16DISCONTINUED FINAL SIZES AVAILABLEMARIKA Beaded Off the Shoulder A Line Corset Formal Dress in Australia | One Honey Boutique
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USA SIZE 4 - 16DISCONTINUED FINAL SIZES AVAILABLENICOLETTE Off the Shoulder Beaded Tulle Frilly Party Dress in Australia | One Honey Boutique
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DISCONTINUED FINAL SIZES AVAILABLESALESave 30%JAX Sequin Corset Bustier Sequin Midi Dress in Australia | One Honey Boutique
JAX Sequin Corset Bustier Sequin Midi Dress Sale priceFrom $321.95 AUD Regular price$459.95 AUD
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DISCONTINUEDUSA 4-16Save 30%JAMILLA Satin Beaded Detail Corset Bustier Formal Dress in Australia | One Honey Boutique
JAMILLA Satin Beaded Detail Corset Bustier Formal Dress Sale priceFrom $482.95 AUD Regular price$689.95 AUD
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IN STOCKDISCONTINUEDSALESave 30%FALLON Red Satin Diamanté Detail Corset Bustier Mermaid Formal Dress in Australia | One Honey Boutique
FALLON Red Satin Diamanté Detail Corset Bustier Mermaid Formal Dress Sale priceFrom $440.95 AUD Regular price$629.95 AUD
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USA SIZE 2 - 14DISCONTINUED FINAL SIZES AVAILABLEIN STOCK FOR IMMEDIATE SHIPPINGGIA Velvet Off Shoulder Beaded Bust Bustier Mini Dress in Australia | One Honey Boutique
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Formal Dresses Under $500 Australia

NEED HELP CHOOSING YOUR DRESS?

Need help with sizing, delivery, ordering or planning for your event? Visit our Help Centre to shop with confidence — explore sizing & fit advice, ordering guides, Dress Registration, Virtual Try-On, customer resources & more.