Lisowski progressed through to the last 16 of the Northern Ireland Open by defeating David Lilley 4–3, John Astley 4–1 and Joe Perry 4–3, but was thrashed 4–0 by Barry Hawkins. At the Gibraltar Open he beat Mark King 4–2, Anthony Hamilton 4–0 and Mark Allen 4–1 (whilst making the tournament's high break of 145) to reach his second career ranking event quarter-final which he lost 4–1 to Judd Trump.