Formal Dresses Sydney – Prom, School Formal & Evening Gowns

Searching for formal dresses in Sydney? One Honey Boutique gives Sydney customers access to an extensive online collection of designer formal gowns, school formal dresses, prom dresses & eveningwear from leading Australian & international designers.

Whether you're shopping from Surry Hills, the Sydney CBD or greater Sydney, discover statement formalwear for Year 10, Year 11 & Year 12 formals, prom, graduation, university balls, galas, black-tie events, weddings & milestone celebrations.

Explore fitted, mermaid, A-line, corset, strapless, backless & ball gown silhouettes across satin, sequins, crystals, beading, lace & luxe embellishments, alongside sleek minimalist evening gowns & dramatic floor-length styles.

Shopping for a Sydney school formal? One Honey is home to Australia's largest Dress Register, helping participating customers reduce the chance of another registered One Honey customer from the same school selecting the same dress for their event.

Selected One Honey styles also offer Virtual Try-On, helping Sydney shoppers visualise eligible formal dresses & available colours as part of their online shopping experience before choosing a gown.

Looking specifically for a school formal gown? Explore our school formal dresses Australia collection for designer Year 10, Year 11 & Year 12 formal dresses.

Love a structured silhouette? Explore our corset formal dresses for sculpted bodices & statement gowns, or discover our mermaid formal dresses for fitted silhouettes with dramatic skirts.

Prefer timeless elegance? Browse our A-line formal dresses for flowing silhouettes, or explore our strapless formal dresses for statement neckline styles.

Make an entrance with our backless formal dresses, off the shoulder formal dresses & long sleeve formal dresses.

Love a luxe finish? Discover sleek satin formal dresses, glamorous sequin formal dresses & romantic lace formal dresses.

Choosing your colour? Explore black formal dresses, red formal dresses, blue formal dresses, pink formal dresses, green formal dresses, burgundy formal dresses & gold formal dresses.

Need extended sizing? Explore our plus size formal dresses Australia collection for curve formal gowns & selected designer styles across extended size ranges.

Shopping specifically around Paddington? Explore our formal dresses Paddington Sydney collection for our dedicated Paddington shopping edit.

For our complete national collection, browse formal dresses Australia for designer school formal, prom & evening gowns across colours, silhouettes & designers.

Complete your formal look with our clutch bags, formal jewellery & formal accessories.

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

Shop formal dresses online from Sydney with flexible payment options including Afterpay & Zip, with delivery available throughout Sydney, NSW & Australia.

Need help choosing your size, checking availability or ordering for a fixed event date? Visit our Help Centre for sizing, availability & delivery support before ordering.

Discover formal dresses for Sydney & Surry Hills at One Honey Boutique — designer prom dresses, school formal gowns & eveningwear for your unforgettable occasion.