Although we're totally obsessed with the shows, the real people watching goes on at the fashion week after parties.
From Priyanka Chopra and Nicky Hilton, to Jasmine Sanders and Suki Waterhouse, take a peek at the A-list letting their hair down post-show.
The sisters attended the LOVE & YouTube LFW party wearing coordinated monochrome outfits. Gigi was photographed wearing a black glittery suit with a black bralet while Bella wore black cowboy boots, white T-shirt and skirt and black leather jacket.
The Bohemian Rhapsody actress looked chic in a black skirt and a sheer black vest with a white Peter Pan collar at the Bvlgari Serpenti Seduttori launch party. She teamed the look with a pair of black Mary Jane shoes and a red lip.
The Mamma Mia 2 actress - who recently unveiled her short brunette bob - looked stunning in a strapless black dress with a feathered trim and black strappy heels at the Bvlgari Serpenti Seduttori launch.
The American model wore a strapless gold and silver floor-length dress to the Bvlgari party.
The model walked the gold-coloured carpet at the Bvlgari Serpenti Seduttori launch at the Roundhouse during LFW wearing a strapless black dress with a lace trim and gold-coloured platforms.
The ballerina wore a black satin midi dress to the Bvlgari Serpenti Seduttori launch.
The Aladdin star kept her attire simple with a diamond necklace and a strapless teal-coloured jumpsuit for the Bvlgari Serpenti Seduttori launch.
The actress wore an emerald-coloured pussy bow blouse and high-waisted pantaloon-style trousers with black heels for the Bvlgari Serpenti Seduttori launch.
The model wore a black floor-length dress with a plunging neckline to the Bvlgari Serpenti Seduttori party.
The two fashion insiders wore mini dresses with puff sleeves to the Virgin Voyages and Gareth Pugh collaboration launch party at The Royal Opera House during London Style Week.
The presenter wore all black to the event where Christina Aguilera performed.
The singer wore a red, metallic trench coat for her performance.
The performer wore all black for the LFW event.
The designer was seen leaving her fashion show during LFW to head to Harry's Bar with her husband, David Beckham. For the occasion, the star wore a pair of burgundy-coloured wide-legged trousers, a ruffled purple blouse and a red and white patterned jacket over her shoulders.
Campbell, who organises and founded the Style For Relief event, was joined by Akech on the black carpet. Campbell wore a sheer black gown while Akech's was layered with puff short sleeves.
The woman-of-the-moment, Naomi Campbell, posed with the former James Bond at the Style For Relief dinner.
The British actress wore a high-neck, mosaic-style mini dress for the Style For Relief event.
After hitting up shows like Molly Goddard earlier in the day, Aboah let her hair down at the Style For Relief party in a patterned strappy dress.
The presenter and designer wore her signature style - in Gucci - for the 2019 Style for Relief show.
The presenter wore a teal cut-out dress for Naomi Campbell's Style For Relief show and party.
Paris Brosnan, who walked in the Style For Relief show, was supported by his dad Pierce at the event.
Before walking in the Style for Relief show, the model posed on the black carpet in a white sheer dress, accessorised with Chrome Hearts jewellery.
The model wore a white suit for Naomi Campbell's Style For Relief event at the British Museum.
The model paired her Alexander McQueen blue dress with biker boots for the Style For Relief show.
The model wore a sheer floral dress to the Style For Relief show and party during London Style Week.
The model, and daughter of Jude Law and Sadie Frost, wore a sheer patterned blue dress for the Style for Relief event.
The model wore a one-shouldered green and black dress as she posed on the black carpet for the Style For Relief show.
The Big Little Lies actress wore a silver bandeau, black tulle skirt paired with a Chrome Hearts belt at the Style For Relief show and party during London Style Week.
The rapper and actress wore a white high-neck tulle dress, paired with white boots, to pose at the Style For Relief event before taking to the stage to perform at the party afterwards.
The DJ wore a white bandeau tulle dress for the Style For Relief 2019 dinner at the British Museum