In the 2017–18 EuroLeague season, Jasikevičius and his Žalgiris surprised by ending in the sixth place in the regular season. On 26 April 2018, Žalgiris qualified for the 2018 EuroLeague Final Four by beating Olympiacos in game 4 to clinch a 3–1 series win. It was achieved by having a second lowest budget in the whole league. During the semi-final, Žalgiris played Fenerbahçe Doğuş, unfortunately losing 76–67. Two days later they faced CSKA Moscow in the bronze medal game, winning that game 77–79 and finishing third in the season. On 20 June 2018, he was named best coach of the 2017–18 LKL season after coaching Žalgiris to yet another Lithuanian League title. On 27 June, Jasikevičius signed one-season contract with Žalgiris. He was named as a LKL Coach of the Year for the third straight time in 2019.