Sarah Dahl began her modeling career with Scoop Models Agency in Copenhagen in 2015. She became a successful model in significantly less time. By 2015, Dahl had started walking the runway for Louis Vuitton, which proved to be a lifelong association. She has featured in the editorials of several magazines, ranging from Vogue Japan, Vogue Ukraine, British Vogue, and the likes. In 2016, Sarah made it to the cover of Dansk, shot by Henrik Bulow. She walked the ramp for brands like Versace, Calvin Klein, Victoria Beckham, Dolce & Gabbana, Tommy Hilfiger, Zara, Chanel, to name a few. Sarah has been a part of several advertising campaigns for Louis Vuitton. She has been a part of the Premier Model Management, London, and the Women Management in Milan and Paris. She is currently signed with Women Management, New York. She has recently been featured in the ramp shows for both Hermes and Fendi.

Who is Sarah Dahl's hair stylist? Some of the hair stylists that Sarah Dahl has worked with for red carpet or editorial shoots include: Odile Gilbert.