Khlan scored in the fifth minute of the match, opening scoring. The 21-year-old Ukrainian scored from close range, closing out a shot from the flank.
Later, the Ukrainian recorded an assist for Tomas Neugebauer.
Khlan's effective actions helped Lechia defeat the opponent with a score of 4-0.
The Ukrainian scored for Lechia for the third match in a row. Earlier, he scored a goal and assisted in a match in the 20th round with Plock (3:1) and a double in a match with Pruszków (2:0).
Lechia ranks second in the Polish First League. In the next round, Khlan's team will play away to Podbeskidzie Bielsko-Biała on March 10.
Khlan joined Lechia in September last year. Before that, he played for Luhansk Zorya.
Earlier it was reported that Bordeaux's Ukrainian midfielder Danylo Ihnatenko scored a goal in the match against Rodez.