Project Runway (season 18)

Original airdate: December 5, 2019

With luggage still in tow, the designers are greeted at the TWA Hotel at John F. Kennedy International Airport ready to take flight with their first challenge: to create an innovative look inspired by humanity's continued push into space exploration. The designers must pair up and collaborate to make two cohesive pieces -- a jumpsuit and a cocktail look -- that blow away the judges.

• WINNER: Brittany Allen
• ELIMINATED: Jenn Charkow & Asma Bibi

Original airdate: December 12, 2019

Designers must create a fresh take on a timeless classic: animal prints;. Taking inspiration from the movie Cats, the designers must tame their prints to create cool street-style looks that compete on the runway and in the Flash Sale challenge.

• Guest Judge: Marni Senofonte
• WINNER: Marquise Foster
• ELIMINATED: Veronica Sheaffer

Original airdate: December 19, 2019

The designers are awakened by a surprise visitor and are challenged to show their holiday spirit in the perfect party dress. They are given two days to create the look using holiday-themed unconventional materials.

• Guest Judge: Kiernan Shipka
• WINNER: Sergio Guadarrama
• ELIMINATED: Alan Gonzalez

Original airdate: January 2, 2020

Guest mentor and celebrity stylist Karla Welch tasks the designers with dressing Karlie Kloss, her client. The designers must use donated clothing from a Goodwill store to create their looks for this one-day challenge.

• Guest Judge: Laverne Cox
• WINNER: Victoria Cocieru
• ELIMINATED: Tyler Neasloney

Original airdate: January 9, 2020

Singer Cyndi Lauper inspires and guest judges this team challenge. The designers must create cohesive mini-collections paying homage to Lauper's 1980s fashion style while still giving the looks a modern take -- but Christian throws out a mid-challenge twist that changes everything.

• Guest Judge: Cyndi Lauper
• Winning team: Team Chaos
• WINNER: Geoffrey Mac
• ELIMINATED: Melanie Trygg

Original airdate: January 16, 2020

The designers are given a chance to think about their family history and channel those stories and emotions into a look of their choosing. The stakes are high in this one-day, Flash Sale challenge.

• Guest Judge: Fernando Garcia
• WINNER: Chelsey Carter
• ELIMINATED: Shavi Lewis

Original airdate: January 23, 2020

The designers are challenged to collaborate with the fashion industry's latest art darling, Ashley Longshore. Using her pop art prints for their garments, the designers must create bold looks that celebrate these one-of-a-kind prints.

• Guest Judge: Ashley Longshore
• WINNER: Brittany Allen
• ELIMINATED: Marquise Foster

Original airdate: January 30, 2020

The designers are faced with their hardest challenge yet: a one-day challenge using difficult-to-use sexy, sheer fabrics to create editorial looks.

Note: Dayoung Kim withdrew for health reasons.[lower-alpha 1] Most recently eliminated designer Marquise Foster returned to the competition.

• Guest Judge: Paloma Elsesser
• WINNER: Sergio Guadarrama
• ELIMINATED: Chelsey Carter
• WITHDREW: Dayoung Kim

Original airdate: February 6, 2020

The challenge is all about turning the tuxedo on its head; inspired by Christian Siriano's Oscar look for actor Billy Porter, the designers must find a way to take the tuxedo into the future with a mix of male, female and non-binary models. A perfectly tailored suit is nearly impossible without help, so the designers get a surprise second set of hands to help out.

• Guest Judge: Thom Browne
• WINNER: Marquise Foster
• SIRIANO SAVE: Brittany Allen

Original airdate: February 13, 2020

Tie dye is back in a big way, and the designers will need to create their own textiles to elevate the trend from casual to couture. In a twist that may feel more like a trick to the designers, it's an overnight challenge.

• Guest Judge: Leslie Jones
• WINNER: Geoffrey Mac
• ELIMINATED: Delvin McCray

Original airdate: February 20, 2020

The designers are paired up with athletes who will be competing to be in the 2020 Summer Olympic and Paralympic games. The designers need to make them their dream outfit for a victory night celebration, using all of their specialty skills to make the perfect proportions for their client's unique bodies, all while keeping their own point of view during a tough client challenge.

• Guest Judge: Lindsey Vonn
• WINNER: Nancy Volpe-Beringer
• ELIMINATED: None

Original airdate: February 27, 2020

With only one challenge left to make it to New York Fashion Week, the remaining designers must think big to create an avant-garde look that is anything but ordinary. In a fashion first, the runway begins with a season long retrospective, outside and 16 stories high, at New York City’s dramatic Vessel. The stakes are as high as the runway, because in fashion one day you’re in, and in this challenge, two will be out.

• Guest Judge: Rachel Brosnahan
• ELIMINATED: Brittany Allen & Marquise Foster

Original airdate: March 5, 2020

Christian visits the remaining contestants at home as they furiously complete their final collections. Then it's back to workroom to refine and revise, because even though New York Fashion Week is here, that doesn't mean everyone will show in the finale.

Note: The episode ends with a cliffhanger, the next episode will announce who will officially go through to the New York Fashion Week.

• Guest Judge: Steven Kolb
• ELIMINATED: None (announced in Episode 14)

Original airdate: March 12, 2020

The remaining designers rush to put the final touches on their collections, balancing advice from experts while trying to not lose their own point of view. It’s game, set, match when Serena Williams joins as guest judge for the final runway, with only one designer chosen as the winner.

• Guest Judge: Serena Williams
• WINNER of Project Runway: Geoffrey Mac
• ELIMINATED: Nancy Volpe-Beringer & Sergio Guadarrama & Victoria Cocieru