After taking a 2–1 set advantage over David Pallett in the opening round of the 2016 World Championship, Huybrechts lost six consecutive legs to be beaten 3–2. He was thrashed 9–2 by Michael van Gerwen in the fifth round of the UK Open. Kim and Ronny knocked out Scotland's Gary Anderson and Robert Thornton in the quarter-finals of the World Cup, before losing to the Dutch pairing of Michael van Gerwen and Raymond van Barneveld in the semi-finals. Huybrechts was beaten 10–8 by Gerwyn Price in the first round of the World Matchplay, but reached the final of the International Darts Open where he missed seven championship darts to allow Mensur Suljović to triumph 6–5. A 2–1 win over Ian White and 3–0 whitewash of Stephen Bunting saw Huybrechts reach the quarter-finals of the World Grand Prix for the first time. He took the first set against Anderson without reply, but lost nine of the next twelve legs to be defeated 3–1. Another quarter-final followed at the Players Championship Finals and he was 9–7 up on Peter Wright. He missed double 10 to complete a 128 finish for the match and would be beaten 10–9.